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Machine Learning Algorithms & Natural Language Processing
Machine Learning Algorithms & Natural Language Processing
Mar 22, 2026 · Industry Insights

How a Young Bilibili Creator Built AstrBot Before the AI Boom and What It Reveals About Bilibili’s Tech Community

The article examines Soulter’s early‑2022 launch of AstrBot, its growth into a multi‑platform agent orchestration framework, compares it with the more consumer‑friendly OpenClaw, and analyzes how Bilibili’s unique feedback loop amplifies AI projects and shapes the Chinese AI creator ecosystem.

Agent orchestrationAstrBotBilibili
0 likes · 10 min read
How a Young Bilibili Creator Built AstrBot Before the AI Boom and What It Reveals About Bilibili’s Tech Community
dbaplus Community
dbaplus Community
Dec 9, 2025 · Backend Development

How Bilibili Scaled Its Private Messaging System to Handle 10× Traffic

This article analyzes Bilibili's private messaging architecture, identifies performance bottlenecks such as MySQL slow queries, storage limits, and tightly coupled services, and presents a multi‑layer redesign with caching, sharding, BFF separation, and consistency mechanisms to sustain tenfold traffic growth.

Backend ArchitectureBilibiliMicroservices
0 likes · 16 min read
How Bilibili Scaled Its Private Messaging System to Handle 10× Traffic
DataFunTalk
DataFunTalk
Nov 7, 2025 · Artificial Intelligence

How Bilibili Uses Large Language Models to Build an Intelligent Assistant

This article explains Bilibili's large‑language‑model‑based intelligent assistant, describing the platform's five‑layer architecture, massive daily task load, common failure and slowdown causes, and the need for AI‑driven troubleshooting to improve reliability and performance.

BilibiliIntelligent Assistantbig data platform
0 likes · 4 min read
How Bilibili Uses Large Language Models to Build an Intelligent Assistant
Instant Consumer Technology Team
Instant Consumer Technology Team
Oct 29, 2025 · Artificial Intelligence

How to Let AI Watch Bilibili Reviews and Generate Buying Guides in Minutes

Discover how to transform Claude AI into a powerful research assistant that automatically fetches Bilibili video subtitles, converts them into clean markdown, analyzes the content, and produces structured product selection reports, all without manually watching videos, using Python scripts, cookies, and Claude Skills.

AIBilibiliClaude
0 likes · 25 min read
How to Let AI Watch Bilibili Reviews and Generate Buying Guides in Minutes
DataFunTalk
DataFunTalk
Oct 28, 2025 · Artificial Intelligence

How Bilibili Uses Large Language Models to Solve Big Data Platform Issues

This article explains Bilibili's massive data platform architecture, the common offline‑task failures and slowdowns users encounter, and how the company applies a large‑language‑model‑driven intelligent assistant to diagnose and resolve these engineering problems efficiently.

AI assistanceBilibilibig data platform
0 likes · 4 min read
How Bilibili Uses Large Language Models to Solve Big Data Platform Issues
DataFunSummit
DataFunSummit
Oct 28, 2025 · Artificial Intelligence

How Bilibili Uses LLMs to Tame Massive Data Platform Failures

Exploring Bilibili’s large‑scale data platform, this article details its five‑layer, storage‑compute separated architecture, the massive daily workload of offline and real‑time tasks, common failure and slowdown causes, and how an LLM‑powered intelligent assistant is being developed to help engineers troubleshoot efficiently.

BilibiliIntelligent AssistantLLM
0 likes · 5 min read
How Bilibili Uses LLMs to Tame Massive Data Platform Failures
DataFunSummit
DataFunSummit
Oct 11, 2025 · Artificial Intelligence

How Bilibili Uses Large Language Models to Tackle Big Data Platform Issues

This article explains how Bilibili's massive video platform leverages a large‑language‑model‑driven assistant to diagnose and resolve offline task failures and slowdowns within its five‑layer, storage‑compute separated big data architecture, improving operational efficiency for thousands of daily queries.

AI assistanceBilibilibig data platform
0 likes · 4 min read
How Bilibili Uses Large Language Models to Tackle Big Data Platform Issues
DataFunTalk
DataFunTalk
Oct 9, 2025 · Artificial Intelligence

How Bilibili Uses Large Language Models to Solve Big Data Task Failures

This article explains Bilibili's massive data platform architecture, the common reasons offline tasks fail or slow down, and how the company is exploring large‑language‑model‑driven assistants to automatically diagnose and resolve these engineering issues.

AI assistanceBilibilibig data platform
0 likes · 4 min read
How Bilibili Uses Large Language Models to Solve Big Data Task Failures
DataFunSummit
DataFunSummit
Oct 7, 2025 · Artificial Intelligence

Bilibili’s AI‑Powered Assistant: Solving Big Data Task Failures with LLMs

This article details Bilibili's implementation of a large‑language‑model‑driven intelligent assistant that helps engineers diagnose and resolve massive offline and real‑time data‑processing failures, describing the platform’s five‑layer architecture, common failure and slowdown causes, and the need for AI‑powered troubleshooting support.

BilibiliIntelligent Assistantbig data platform
0 likes · 4 min read
Bilibili’s AI‑Powered Assistant: Solving Big Data Task Failures with LLMs
DataFunSummit
DataFunSummit
Oct 6, 2025 · Artificial Intelligence

How Bilibili Leverages Large Language Models to Solve Big Data Platform Failures

This article explains Bilibili's massive video platform data architecture, the huge daily workload of offline and real‑time tasks, common user problems like task failures and slowdowns, their root causes, and how a large language model assistant is being used to automate troubleshooting.

AI assistanceBilibililarge language model
0 likes · 4 min read
How Bilibili Leverages Large Language Models to Solve Big Data Platform Failures
DataFunTalk
DataFunTalk
Oct 6, 2025 · Big Data

How Bilibili Tackles Massive Big‑Data Task Failures with AI Assistants

This article explains Bilibili's large‑scale big‑data platform architecture, the huge volume of offline and real‑time tasks it handles, common failure and slowdown causes, and why the company is exploring AI‑driven assistants to help engineers troubleshoot these issues efficiently.

AI AssistantBilibiliperformance troubleshooting
0 likes · 5 min read
How Bilibili Tackles Massive Big‑Data Task Failures with AI Assistants
DataFunSummit
DataFunSummit
Oct 5, 2025 · Artificial Intelligence

How Bilibili Uses LLM‑Powered Assistants to Tackle Big‑Data Task Failures

Bilibili’s massive video platform relies on a five‑layer, storage‑compute separated big‑data architecture, handling hundreds of thousands of daily tasks, and now leverages large‑language‑model assistants to automatically diagnose and resolve frequent task failures and performance slowdowns.

AI assistanceBilibiliDistributed Systems
0 likes · 4 min read
How Bilibili Uses LLM‑Powered Assistants to Tackle Big‑Data Task Failures
DataFunSummit
DataFunSummit
Sep 28, 2025 · Artificial Intelligence

How Bilibili Built an LLM‑Powered Assistant to Tackle Massive Data Tasks

This article explains Bilibili's implementation of a large‑language‑model based intelligent assistant, detailing the platform's five‑layer architecture, the huge volume of offline and real‑time jobs, common user issues like task failures and slowdowns, and how AI can help automate troubleshooting.

BilibiliLLM
0 likes · 4 min read
How Bilibili Built an LLM‑Powered Assistant to Tackle Massive Data Tasks
DataFunTalk
DataFunTalk
Sep 27, 2025 · Artificial Intelligence

Bilibili’s AI Assistant: Using Large Language Models to Tackle Massive Data Tasks

This article explains how Bilibili leverages a large‑language‑model‑based intelligent agent to diagnose and resolve failures and slowdowns in its massive big‑data platform, detailing the platform architecture, workload scale, common user issues, and the need for automated assistance.

AI OperationsBilibiliIntelligent Assistant
0 likes · 5 min read
Bilibili’s AI Assistant: Using Large Language Models to Tackle Massive Data Tasks
DataFunTalk
DataFunTalk
Sep 27, 2025 · Artificial Intelligence

How Bilibili Uses LLMs to Diagnose Big Data Platform Issues

This article explains how Bilibili leverages a large‑language‑model‑driven assistant to diagnose and resolve failures and slowdowns in its massive big‑data platform, detailing the platform’s five‑layer architecture, common task issues, and the need for intelligent troubleshooting tools.

AI AssistantBig DataBilibili
0 likes · 5 min read
How Bilibili Uses LLMs to Diagnose Big Data Platform Issues
Python Programming Learning Circle
Python Programming Learning Circle
Jul 8, 2025 · Artificial Intelligence

Create a Dancing Word Cloud from Bilibili Videos with Python – Full Step‑by‑Step Guide

This tutorial walks you through building a Python project that downloads a Bilibili video, extracts its frames, applies Baidu AI human segmentation, scrapes danmu comments, generates a stylized word‑cloud animation, and finally composes a video with background music, showcasing video processing, AI, and data visualization techniques.

AI segmentationBilibiliOpenCV
0 likes · 11 min read
Create a Dancing Word Cloud from Bilibili Videos with Python – Full Step‑by‑Step Guide
Bilibili Tech
Bilibili Tech
Apr 25, 2025 · Information Security

How Bilibili Comics Leverages 3D Tracing, Anti‑Crawler, and Encrypted Channels to Fight Piracy

Bilibili Comics deploys a three‑layer protection system—stereoscopic tracing, crawler defense, and encrypted channels—that dramatically reduces illegal distribution, boosts creator engagement, and creates a healthier comic ecosystem through real‑time monitoring, automated takedowns, and secure CDN delivery.

BilibiliDigital Rights Managementanti‑crawler
0 likes · 6 min read
How Bilibili Comics Leverages 3D Tracing, Anti‑Crawler, and Encrypted Channels to Fight Piracy
Bilibili Tech
Bilibili Tech
Apr 22, 2025 · Operations

Client‑Side DCDN Disaster‑Recovery Drills and Automated Testing at Bilibili

Bilibili performed client-side DCDN disaster-recovery drills using a self-built HTTPDNS to simulate DNS, CDN, and SSL faults; automated scripts across Android, iOS, and Web injected errors, measured rendering latency, validated immediate downgrade to commercial services, refined fallback strategies, and demonstrated near-zero user impact during a real network incident.

BilibiliDCDNHTTPDNS
0 likes · 13 min read
Client‑Side DCDN Disaster‑Recovery Drills and Automated Testing at Bilibili
Bilibili Tech
Bilibili Tech
Jan 24, 2025 · Operations

Design and Implementation of a CDN Edge‑Node Scheduling System for Bilibili Live Streaming

The paper presents Bilibili’s multi‑layer CDN edge‑node scheduling system, which groups heterogeneous nodes by quality and price, uses cost‑aware and resource‑aware heuristics—including maximum‑flow regional borrowing and contextual‑bandit utilization prediction—to allocate bandwidth per business, achieving a 43 % bandwidth reuse increase, 33 % coverage boost, and markedly lower stall rates.

BilibiliCDNCost Optimization
0 likes · 10 min read
Design and Implementation of a CDN Edge‑Node Scheduling System for Bilibili Live Streaming
Bilibili Tech
Bilibili Tech
Jan 14, 2025 · Artificial Intelligence

Technical Practices and Productization of Intelligent Advertising Title Generation for Bilibili

We built an LLM‑powered system for Bilibili that automatically creates ad titles from user keywords, employing fluency, style, and quality classifiers, mixed domain data cleaning, and alignment methods such as SFT, DPO and KTO, resulting in a product that now generates about ten percent of daily titles and drives significant ad spend.

AI AlignmentAd Title GenerationBilibili
0 likes · 24 min read
Technical Practices and Productization of Intelligent Advertising Title Generation for Bilibili
Bilibili Tech
Bilibili Tech
Jan 10, 2025 · Frontend Development

Design and Evolution of Bilibili's Activity Platform Low‑Code System

Bilibili’s Activity Platform low‑code system was completely redesigned over two years, introducing a modular, decoupled architecture with an iframe‑based canvas, unified renderer, and Eva‑CLI tools that cut activity build time from three days to 0.48 days, boosted coverage to 77% of activities, and reduced first‑contentful‑paint by 35%.

BilibiliFrontend ArchitecturePerformance Optimization
0 likes · 31 min read
Design and Evolution of Bilibili's Activity Platform Low‑Code System
Bilibili Tech
Bilibili Tech
Jan 7, 2025 · Cloud Native

Design and Implementation of Bilibili's Large-Scale Recall System

Bilibili’s large‑scale recall system separates online processing into a two‑tier merge service and an index service, supports multi‑channel text, item‑to‑item and vector indexes with real‑time updates, uses horizontal sharding, robust CI/CD, monitoring and degradation mechanisms, and is being extended toward model‑based recall and greater automation.

BilibiliSearch Architecturecloud-native
0 likes · 16 min read
Design and Implementation of Bilibili's Large-Scale Recall System
Bilibili Tech
Bilibili Tech
Nov 29, 2024 · R&D Management

Design and Implementation of Bilibili's Self‑Developed Video Editing Engine

Bilibili replaced a restrictive third‑party video editor with a self‑developed engine, redesigning architecture for extensibility, manageability and controllable rollout, refactoring hundreds of API calls, enabling draft migration, adding observability, and achieving lower crash rates, faster timelines and stable conversion gains while continuing AI‑assisted feature expansion.

BilibiliEngine ArchitectureVideo Editing
0 likes · 13 min read
Design and Implementation of Bilibili's Self‑Developed Video Editing Engine
Architect
Architect
Nov 15, 2024 · Frontend Development

How Bilibili Built a Scalable Front‑End Error Monitoring System from Scratch

This article details Bilibili's end‑to‑end front‑end error monitoring solution, covering the custom SDK, error capture and classification, unique ID generation, filtering, white‑screen detection, data pipelines, APM visualisation, lifecycle plugins, one‑click alerts, and future roadmap, all backed by real‑world metrics and code examples.

APMAlertingBilibili
0 likes · 34 min read
How Bilibili Built a Scalable Front‑End Error Monitoring System from Scratch
DevOps Operations Practice
DevOps Operations Practice
Oct 31, 2024 · Operations

Bilibili Data Center Migration: Planning, Execution, and Lessons Learned

This article details Bilibili’s 18‑month, multi‑region data‑center migration, covering background, project challenges, comprehensive planning, execution steps, risk management, automation, and post‑migration benefits, offering practical insights for large‑scale infrastructure relocation and operational optimization.

BilibiliData Center MigrationProject Management
0 likes · 21 min read
Bilibili Data Center Migration: Planning, Execution, and Lessons Learned
Bilibili Tech
Bilibili Tech
Oct 18, 2024 · Backend Development

Design and Platformization of Bilibili's Paid Exclusive Video and Short Drama Services

Bilibili transformed its rapidly growing charging‑exclusive video and short‑drama services into a modular, platform‑based architecture that separates manuscript, video, charging and drama domains, adds fine‑grained data operations, real‑time observability and robust stability mechanisms, thereby reducing technical debt and enabling scalable, customizable creator‑fan interactions.

Bilibilishort dramavideo monetization
0 likes · 16 min read
Design and Platformization of Bilibili's Paid Exclusive Video and Short Drama Services
Bilibili Tech
Bilibili Tech
Sep 27, 2024 · Backend Development

Concurrency Issues and Race Condition Mitigation in Bilibili's Content Production System

Bilibili tackled race‑condition vulnerabilities in its massive video content pipeline by replacing simple timestamp checks with optimistic locking (CAS) and rate‑limiting locks, adding version verification and observation tools that now eliminate missed reviews and improve security, scalability, and real‑time editing reliability.

Bilibiliconcurrencycontent moderation
0 likes · 10 min read
Concurrency Issues and Race Condition Mitigation in Bilibili's Content Production System
Bilibili Tech
Bilibili Tech
Sep 24, 2024 · Backend Development

Technical Implementation of Bilibili's Game Live Streaming Interactive Features: 'Play Together' and 'Help Me Play'

Bilibili’s game live‑stream platform implements interactive features ‘Play Together’ and ‘Help Me Play’ by using Redis ZSET queues, MySQL persistence, real‑time streamer recommendation, ticket‑based purchase flows, state‑machine order handling, and comprehensive monitoring to ensure reliable, scalable viewer‑streamer gameplay collaboration.

Backend DevelopmentBilibiliRedis
0 likes · 12 min read
Technical Implementation of Bilibili's Game Live Streaming Interactive Features: 'Play Together' and 'Help Me Play'
Bilibili Tech
Bilibili Tech
Sep 10, 2024 · Backend Development

Design and Implementation of a Scalable Reward System for Bilibili Live Platform

The paper presents a scalable, message‑queue‑driven reward system for Bilibili Live that unifies diverse reward types and distribution scenarios through standardized APIs, layered fast/slow queues, idempotent processing, multi‑stage retries, and comprehensive monitoring to ensure low latency, no over‑issuance, and reliable delivery.

BilibiliIdempotencyMessage Queue
0 likes · 16 min read
Design and Implementation of a Scalable Reward System for Bilibili Live Platform
Bilibili Tech
Bilibili Tech
Aug 13, 2024 · Big Data

How Bilibili Re‑engineered Its Search Indexing with Distributed Storage and Spark

This article details Bilibili's transformation of its search offline indexing pipeline, moving from manual MySQL‑based processes to a high‑capacity, distributed KV store and Spark‑driven builds, addressing performance, maintenance, and scalability challenges while improving resource efficiency and iteration speed.

Big DataBilibiliKV Store
0 likes · 24 min read
How Bilibili Re‑engineered Its Search Indexing with Distributed Storage and Spark
Bilibili Tech
Bilibili Tech
Aug 9, 2024 · Operations

Design and Implementation of Bilibili's Change Control Platform

Bilibili’s Change Prevention Platform consolidates data from over 60 systems to proactively detect and block more than 100 risky changes daily, reducing change‑related incidents by applying a four‑pillar framework of technical support, landing, cross‑domain enablement, and cultural safeguards, while evolving toward AI‑driven, end‑to‑end change defense.

BilibiliDevOpsReliability
0 likes · 20 min read
Design and Implementation of Bilibili's Change Control Platform
Bilibili Tech
Bilibili Tech
Jul 30, 2024 · Industry Insights

How Bilibili Empowers Creators: Tech, Tools, and Growth Strategies

This article analyzes Bilibili's creator service ecosystem, detailing the lifecycle‑based support model, industrial‑scale creation tools, copyright protection mechanisms, growth incentives, and data‑driven feedback systems that together aim to boost creator efficiency, safety, and long‑term success on the platform.

BilibiliData Analyticscontent platform
0 likes · 15 min read
How Bilibili Empowers Creators: Tech, Tools, and Growth Strategies
Bilibili Tech
Bilibili Tech
Jul 5, 2024 · Artificial Intelligence

Bilibili's AI Innovations at WAIC 2024: Empowering Creators and Transforming Content

At WAIC 2024, Bilibili unveiled a suite of AI tools—including a 1:1 digital‑avatar generator, dynamic comic technology, a customized voice library for virtual singer Luo Tianyi, the BiliStudio video‑audio model, and the Index‑1.9B large‑language models—empowering creators, cutting production costs, and serving its 80 million‑plus monthly users with advanced content‑creation and commercial‑marketing solutions.

AI content creationAI marketingBilibili
0 likes · 7 min read
Bilibili's AI Innovations at WAIC 2024: Empowering Creators and Transforming Content
Bilibili Tech
Bilibili Tech
May 31, 2024 · Backend Development

Design and High‑Availability Practices of Bilibili's Video Submission System

Bilibili’s video submission platform uses a layered micro‑service architecture with a DAG‑based scheduler, extensive observability, and HA tactics such as sharding, 64‑bit ID migration, full‑link stress tests, chaos engineering, and multi‑active data‑center deployment, while tooling like trace correlation and automated alerts ensures stability and guides future hybrid‑cloud migration.

Backend ArchitectureBilibiliDAG
0 likes · 35 min read
Design and High‑Availability Practices of Bilibili's Video Submission System
DataFunSummit
DataFunSummit
Apr 19, 2024 · Big Data

Design Insights of Bilibili's Big Data Development Governance Platform

This article outlines Bilibili's data‑driven approach, describing the five‑year development of its big‑data development governance platform, its user segmentation, product positioning, data‑map and governance product designs, operational methods, value evaluation, and future roadmap, highlighting significant efficiency gains and user impact.

Big DataBilibiliData Platform
0 likes · 10 min read
Design Insights of Bilibili's Big Data Development Governance Platform
Bilibili Tech
Bilibili Tech
Apr 9, 2024 · Operations

BCM – Building and Deploying Bilibili’s Chaos Engineering Platform

At the 2024 GOPS Global Operations Conference, Bilibili senior R&D engineer Gu Lintao will present BCM—Bilibili’s Chaos Engineering Platform—showcasing how its design and capabilities let developers, testers, and SREs safely inject faults, uncover hidden architectural risks, and improve service stability through real‑world drills and systematic reliability engineering.

BilibiliDevOpsReliability
0 likes · 3 min read
BCM – Building and Deploying Bilibili’s Chaos Engineering Platform
Bilibili Tech
Bilibili Tech
Mar 29, 2024 · Mobile Development

Bilibili Completes Beta Development of HarmonyOS Native Video Application

Bilibili has finished beta development of its HarmonyOS native video app—the first bullet‑comment‑enabled video client on the platform—offering medium‑long video playback, personalized recommendations, search, hot lists and interactive features, while cutting build times from over twenty to under five minutes and targeting a full commercial launch with expanded services across smartphones, tablets, displays and vehicles in Q4 2024.

BilibiliHarmonyOSKotlin Multiplatform
0 likes · 4 min read
Bilibili Completes Beta Development of HarmonyOS Native Video Application
Bilibili Tech
Bilibili Tech
Mar 1, 2024 · Artificial Intelligence

Bilibili's Self-Developed Video Super-Resolution Algorithm: Background, Optimization Directions, and Implementation Details

Bilibili’s self‑supervised video super‑resolution system upgrades low‑resolution streams to 4K by using three parallel degradation‑branch networks—texture‑enhancing, line‑recovering, and noise‑removing—tailored to anime, game, and real‑world content, delivering sharper edges, finer textures, and measurable quality gains across its online playback pipeline.

AIBilibiliDeep Learning
0 likes · 16 min read
Bilibili's Self-Developed Video Super-Resolution Algorithm: Background, Optimization Directions, and Implementation Details
Open Source Tech Hub
Open Source Tech Hub
Feb 24, 2024 · Operations

How to Set Up Unmanned Live Streaming with FFmpeg and RTMP

Unmanned live streaming—pre‑recorded video played continuously—can be achieved by capturing an MP4 file and using FFmpeg to push it to an RTMP endpoint, with step‑by‑step instructions for Bilibili and WeChat Video channels, including RTMP URL acquisition, command syntax, and verification.

BilibiliTutorialUnmanned Streaming
0 likes · 4 min read
How to Set Up Unmanned Live Streaming with FFmpeg and RTMP
Bilibili Tech
Bilibili Tech
Feb 18, 2024 · Artificial Intelligence

Bilibili Personal Attack Content Governance: Background, Goals, Methods, and Effectiveness

Bilibili combats personal‑attack and trolling comments by combining sector‑specific keyword databases, user‑group analysis, advanced word‑matching (including pinyin and homophone detection) and multiple NLP/graph models, which has cut personal‑attack reports in entertainment, film and gaming by about 32 % and trolling reports by roughly 25 % between June and December 2023.

Bilibiliabusive language detectioncontent moderation
0 likes · 12 min read
Bilibili Personal Attack Content Governance: Background, Goals, Methods, and Effectiveness
DataFunTalk
DataFunTalk
Jan 22, 2024 · Big Data

Design and Implementation of Bilibili's Big Data Development Governance Platform

This article details Bilibili's five‑year development of a comprehensive big‑data governance platform, covering its usage scenarios, product positioning, data map and governance solutions, abstract configuration approach, operational mechanisms, and future plans, highlighting significant improvements in data efficiency and value assessment.

BilibiliData GovernanceData Value
0 likes · 10 min read
Design and Implementation of Bilibili's Big Data Development Governance Platform
Bilibili Tech
Bilibili Tech
Jan 19, 2024 · Operations

Optimizing Bandwidth Cost and User Experience in Bilibili's VOD Player through Intelligent Caching and Preloading Strategies

Bilibili’s VOD player cuts bandwidth waste and costs by up to 15% through an intelligent caching and pre‑loading system that evaluates network risk and user habits to size cache dynamically, reduces stalls by 20% in vertical mode, and is continuously refined via a multi‑layer monitoring framework.

BilibiliIntelligent CachingQoE
0 likes · 17 min read
Optimizing Bandwidth Cost and User Experience in Bilibili's VOD Player through Intelligent Caching and Preloading Strategies
Bilibili Tech
Bilibili Tech
Jan 9, 2024 · Cloud Computing

Practical Cloud Networking Architecture and Practices at Bilibili

Bilibili’s hybrid‑cloud architecture combines multiple public clouds and its own data centers using a star‑centered topology, employing VPCs, load balancers, NAT gateways, and dedicated lines managed via a multi‑cloud platform, while outlining project‑network setup, security rules, and proxy‑forwarding solutions for reliable, cost‑effective cloud networking.

BilibiliVPCcloud networking
0 likes · 18 min read
Practical Cloud Networking Architecture and Practices at Bilibili
Architect
Architect
Dec 29, 2023 · Industry Insights

How Bilibili Built a Scalable Anti‑Crawling System: Architecture, Data Flow, and Real‑World Impact

The article details Bilibili's comprehensive anti‑crawling solution, covering the problem background, a two‑layer detection framework integrated with APIGW and GAIA, risk perception, strategy iteration, verification mechanisms, quantitative results, and future improvement directions, all illustrated with concrete examples and performance numbers.

API SecurityBilibiliOperations
0 likes · 23 min read
How Bilibili Built a Scalable Anti‑Crawling System: Architecture, Data Flow, and Real‑World Impact
High Availability Architecture
High Availability Architecture
Dec 20, 2023 · Information Security

API Anti‑Crawling and Security Architecture: Risk Detection, Strategy, and Effectiveness at Bilibili

This article details Bilibili's comprehensive anti‑crawling system, covering the background of API abuse, the data‑flow framework, risk perception, strategy iteration, verification mechanisms, gateway signing design, and the measurable impact on normal and special‑case interfaces.

BilibiliRisk Detectionanti‑crawling
0 likes · 19 min read
API Anti‑Crawling and Security Architecture: Risk Detection, Strategy, and Effectiveness at Bilibili
Bilibili Tech
Bilibili Tech
Dec 19, 2023 · Information Security

API Anti-Crawling Architecture and Effectiveness at Bilibili

Bilibili combats API abuse by deploying a two‑layer anti‑crawling system—gateway‑side signature verification and a GAIA risk‑control engine integrated into APIGW—that unifies device data, applies flexible rule packages, triggers diverse human challenges, and has already blocked billions of malicious requests with over 85% recall while preventing service outages.

API SecurityBilibiliTraffic analysis
0 likes · 22 min read
API Anti-Crawling Architecture and Effectiveness at Bilibili
Architect
Architect
Dec 15, 2023 · Industry Insights

How Bilibili Engineered a Scalable Live‑Commerce Platform from Zero to One

This article details Bilibili's step‑by‑step transformation of a fragmented, high‑coupling live‑commerce system into a modular, platform‑centric architecture, covering product middle‑platform construction, unified standards, storage migration, monitoring with Prometheus/Grafana, and performance gains such as a three‑fold query speedup and a reduction of development cycles from 46 to 5 person‑days.

BilibiliMicroservicesScalability
0 likes · 24 min read
How Bilibili Engineered a Scalable Live‑Commerce Platform from Zero to One
Bilibili Tech
Bilibili Tech
Dec 15, 2023 · Operations

Bilibili Alert Monitoring System: Design, Optimization, and Root‑Cause Analysis

Bilibili revamped its alert monitoring platform to meet rapid growth, focusing on effectiveness, timeliness, and coverage; it introduced a closed‑loop design and governance that cut weekly alerts by 90%, built a knowledge‑graph root‑cause system achieving 87.9% accuracy with sub‑minute latency, and integrated AIOps for ongoing refinement.

Alert MonitoringBilibiliRoot Cause Analysis
0 likes · 21 min read
Bilibili Alert Monitoring System: Design, Optimization, and Root‑Cause Analysis
Bilibili Tech
Bilibili Tech
Dec 12, 2023 · Backend Development

Platformization of Bilibili's Live‑Streaming E‑Commerce Business: Architecture, Implementation and Governance

Bilibili transformed its fast‑growing live‑streaming e‑commerce operation by constructing a modular platform that separates product, user, and application layers, introduces a unified product middle‑platform, standardized capabilities, real‑time attribute handling, and robust monitoring and governance, thereby reducing technical debt, improving stability, and preparing for hundred‑billion‑level GMV scaling.

Bilibilie-commerce platformlive streaming
0 likes · 24 min read
Platformization of Bilibili's Live‑Streaming E‑Commerce Business: Architecture, Implementation and Governance
Data Thinking Notes
Data Thinking Notes
Nov 2, 2023 · Operations

How Bilibili Built a Scalable Data Quality Assurance System for Its Data Warehouse

This article details Bilibili's data quality assurance framework, covering its evolution across four data platform stages, the architecture of its quality data warehouse, core capabilities such as a complete assurance system, digital‑driven continuous optimization, and efficient incident handling, plus case studies, future plans, and a Q&A session.

Big DataBilibiliData Platform
0 likes · 27 min read
How Bilibili Built a Scalable Data Quality Assurance System for Its Data Warehouse
Bilibili Tech
Bilibili Tech
Sep 15, 2023 · Big Data

Introducing Bilibili's SQLScan: Architecture, Key Technologies, and Production Impact

Bilibili's SQLScan is a static‑code analysis tool that parses Hive, Spark, Presto and Flink SQL via Antlr4, builds a unified AST, applies engine‑specific metadata plugins for rule enforcement, provides field‑lineage and cost‑analysis services, and has processed hundreds of thousands of daily queries, intercepting thousands of problematic statements to improve data quality and operational efficiency.

Big DataBilibiliData Lineage
0 likes · 11 min read
Introducing Bilibili's SQLScan: Architecture, Key Technologies, and Production Impact
DataFunSummit
DataFunSummit
Sep 2, 2023 · Big Data

Practical Experience of Bilibili's Big Data Cluster Mixed Deployment Architecture

This article details Bilibili's offline big‑data cluster challenges, the mixed‑deployment architecture that combines offline and online resources, the Amiya service's over‑commit and eviction mechanisms, performance optimizations, monitoring strategies, and future plans to further improve resource utilization and scheduling.

AmiyaBig DataBilibili
0 likes · 14 min read
Practical Experience of Bilibili's Big Data Cluster Mixed Deployment Architecture
Sohu Tech Products
Sohu Tech Products
Aug 23, 2023 · Backend Development

How to Scrape Bilibili Comments and Analyze Them with ChatGPT

This article walks through discovering Bilibili's comment API, programmatically fetching paginated JSON data, converting it into Java POJOs, storing and sorting the comments, and finally feeding the top entries to ChatGPT for automated sentiment and content analysis.

APIBilibiliChatGPT
0 likes · 14 min read
How to Scrape Bilibili Comments and Analyze Them with ChatGPT
Bilibili Tech
Bilibili Tech
Aug 9, 2023 · Backend Development

Evolution of Bilibili Dynamic Feed Architecture

The article traces Bilibili’s Dynamic feed evolution from a legacy client‑server model to a four‑layer micro‑service architecture, detailing cache‑list storage, sharded relational and KV databases, and a push‑pull hybrid feed pipeline that balances massive write traffic, read efficiency, and future interest‑based recommendations.

BilibiliMicroservicescaching
0 likes · 17 min read
Evolution of Bilibili Dynamic Feed Architecture
Bilibili Tech
Bilibili Tech
Aug 4, 2023 · Cloud Computing

FinOps Cloud Cost Optimization Practices at Bilibili – A Case Study

Bilibili’s FinOps initiative transformed its hybrid‑cloud environment by establishing cross‑department collaboration, deploying a multi‑cloud management platform, and leveraging data‑driven budgeting and vendor selection, enabling systematic detection of waste, precise resource attribution, and continuous cost‑reduction while supporting sustainable, low‑carbon operations.

BilibiliCloud Cost OptimizationCost Management
0 likes · 7 min read
FinOps Cloud Cost Optimization Practices at Bilibili – A Case Study
Bilibili Tech
Bilibili Tech
Aug 4, 2023 · Artificial Intelligence

Design and Implementation of Bilibili's Automated Topic System with AI‑Driven Content Recall

By completely rebuilding its topic system in 2021, Bilibili introduced an AI‑driven pipeline that automatically discovers, creates, ranks, and populates hot and cold‑start topics using real‑time metrics, rule‑based and vector‑based recall, dramatically boosting content relevance, user interaction, and operational efficiency across the platform.

AI recallBilibiliSearch
0 likes · 12 min read
Design and Implementation of Bilibili's Automated Topic System with AI‑Driven Content Recall
Bilibili Tech
Bilibili Tech
Jun 16, 2023 · Mobile Development

Optimizing Video Upload Experience for Bilibili Overseas Creators: Product and Technical Improvements

Bilibili’s Q4 2022 initiative overhauled the overseas video upload flow by defining new metrics, adding progress indicators, shrinking chunk size, enabling multi‑threaded and resumable uploads with background support, which boosted submission conversion by up to 10 % and cut failure rates from 4 % to 1 %.

BilibiliVideo Uploadcloud storage
0 likes · 13 min read
Optimizing Video Upload Experience for Bilibili Overseas Creators: Product and Technical Improvements
Bilibili Tech
Bilibili Tech
Jun 2, 2023 · Artificial Intelligence

AI‑Driven Video Quality Enhancement and Low‑Bitrate High‑Resolution Techniques at Bilibili

Bilibili’s Cloud Multimedia team uses AI‑driven pipelines to cut bandwidth costs while delivering low‑bitrate, high‑quality video, employing a QoE‑based decision engine, real‑time 4K super‑resolution for game streams, low‑rank reconstruction for narrow‑band HD, data‑driven HDR LUTs, and explores diffusion‑based restoration for legacy content.

AIBilibiliReal-time Streaming
0 likes · 27 min read
AI‑Driven Video Quality Enhancement and Low‑Bitrate High‑Resolution Techniques at Bilibili
dbaplus Community
dbaplus Community
May 29, 2023 · Operations

How Bilibili Built a High‑Availability Multi‑Active Architecture for SRE

This article details Bilibili's SRE team's design and implementation of a high‑availability multi‑active architecture, covering zone types, same‑city and cross‑region deployments, traffic routing, cache consistency, message handling, governance, and practical lessons learned from real‑world incidents.

BilibiliOperationsSRE
0 likes · 20 min read
How Bilibili Built a High‑Availability Multi‑Active Architecture for SRE
Bilibili Tech
Bilibili Tech
May 23, 2023 · Big Data

Amiya: Dynamic Overcommit Component for Bilibili Offline Big Data Cluster

Amiya, a self‑developed dynamic over‑commit component for Bilibili’s offline big‑data cluster, inflates reported resources on under‑utilized nodes and adjusts them when load rises, adding roughly 683 TB of memory and 137 k vCores, boosting per‑node memory by 15 % and CPU usage by over 20 % while keeping eviction rates below 3 %.

AmiyaBilibiliCluster Management
0 likes · 22 min read
Amiya: Dynamic Overcommit Component for Bilibili Offline Big Data Cluster
Programmer DD
Programmer DD
May 16, 2023 · Artificial Intelligence

Can Voice‑Activated Danmu Transform In‑Car Video Interaction?

A recent Bilibili patent outlines a method for converting spoken commands into bullet‑screen comments within car terminals, aiming to enable hands‑free video interaction while sparking debate over its practicality and future adoption.

Bilibilibullet screenin-car entertainment
0 likes · 5 min read
Can Voice‑Activated Danmu Transform In‑Car Video Interaction?
Bilibili Tech
Bilibili Tech
May 16, 2023 · R&D Management

Domain-Driven Design: Problem Domain Analysis and Modeling in Bilibili OGV Business

The article explains Domain‑Driven Design as a method for managing software complexity, outlines its meta‑models and limitations, and demonstrates a full problem‑domain analysis for Bilibili’s OGV business—including stakeholder value‑demand analysis, process and use‑case modeling, scenario definition, ubiquitous language creation, and sub‑domain classification—while noting that implementation details will be covered later.

BilibiliDomain-Driven DesignModeling
0 likes · 28 min read
Domain-Driven Design: Problem Domain Analysis and Modeling in Bilibili OGV Business
Bilibili Tech
Bilibili Tech
May 12, 2023 · Big Data

Upgrade of Dependency Model in Bilibili Data Platform

Bilibili’s data platform upgraded its dependency model by shifting from project‑level to task‑level dependencies, adding root and end nodes, using virtual tasks for external data, introducing offset handling, implementing an abstract DependencySubject and asynchronous callbacks, achieving sub‑second latency for tens of thousands of daily tasks while planning automated lineage and richer rule support.

BilibiliData Platformdata dependency
0 likes · 10 min read
Upgrade of Dependency Model in Bilibili Data Platform
dbaplus Community
dbaplus Community
May 10, 2023 · Backend Development

How Bilibili Scaled Its KV Store to Handle Billions of Requests

This article explains how Bilibili’s KV storage system evolved from early Redis/Memcache solutions to a custom distributed KV architecture, detailing design goals, architecture components, shard management, Raft replication, multi‑active disaster recovery, and the operational challenges solved to support massive traffic growth.

BilibiliKV StoreRaft
0 likes · 14 min read
How Bilibili Scaled Its KV Store to Handle Billions of Requests
High Availability Architecture
High Availability Architecture
Apr 27, 2023 · Artificial Intelligence

Design and Optimization of Bilibili's Large‑Scale Video Duplicate Detection System

This article describes the design, algorithmic improvements, and engineering performance optimizations of Bilibili's massive video duplicate detection (collision) system, covering challenges of low‑edit‑degree reposts, two‑stage retrieval, self‑supervised feature extraction, GPU‑accelerated preprocessing, and the resulting gains in accuracy and throughput.

BilibiliDeep Learningfeature extraction
0 likes · 17 min read
Design and Optimization of Bilibili's Large‑Scale Video Duplicate Detection System
Bilibili Tech
Bilibili Tech
Apr 26, 2023 · Artificial Intelligence

2023 Bilibili Technology Patent Selections – Overview of Ten Awarded Projects

On World Intellectual Property Day 2023, Bilibili highlighted ten award‑winning patents—including on‑screen creator notes, personalized danmaku recommendation, video hotness forecasting, live‑stream highlight detection, mobile runtime observability, audio‑video sync measurement, automated script generation, occlusion‑aware comments, cloud‑gaming force feedback, and synchronized playback timestamps—showcasing its commitment to technical innovation.

BilibiliInnovationTechnology Patent
0 likes · 6 min read
2023 Bilibili Technology Patent Selections – Overview of Ten Awarded Projects
Data Thinking Notes
Data Thinking Notes
Apr 19, 2023 · Big Data

How Bilibili Transformed Big Data Governance: From Reactive Storage Management to Proactive Multi‑Dimensional Control

This article details Bilibili's evolution of big data governance, describing the early data growth challenges, the launch of the "Wanglou" project, the development of asset metadata and governance indicator frameworks, storage cost reduction strategies, scoring models, and the shift from passive, single‑point fixes to proactive, multi‑dimensional governance across the organization.

Big DataBilibiliCost Management
0 likes · 22 min read
How Bilibili Transformed Big Data Governance: From Reactive Storage Management to Proactive Multi‑Dimensional Control
Bilibili Tech
Bilibili Tech
Apr 11, 2023 · Big Data

Bilibili Big Data Governance: From Reactive Storage Management to Proactive Multi‑Dimensional Governance

Bilibili’s exabyte‑scale big‑data platform, after rapid growth created fragmented ownership and costly storage, launched the Wanglou project to build a metadata‑driven, indicator‑based governance framework that cut storage use by half, introduced compliance scoring and automation, and now plans to extend proactive, multi‑dimensional governance to compute, traffic and lake‑house resources.

BilibiliData GovernanceStorage Optimization
0 likes · 21 min read
Bilibili Big Data Governance: From Reactive Storage Management to Proactive Multi‑Dimensional Governance
DataFunTalk
DataFunTalk
Mar 31, 2023 · Big Data

Bilibili's Big Data Development Governance Platform: Architecture, Challenges, and Strategies

This article presents an in‑depth overview of Bilibili’s big data development governance platform, detailing its architecture, the pain points of platform construction, data‑driven methodology, product strategy, and practical solutions for data integration, quality, cost, and security governance across large‑scale data operations.

BilibiliCost OptimizationData Quality
0 likes · 35 min read
Bilibili's Big Data Development Governance Platform: Architecture, Challenges, and Strategies
Bilibili Tech
Bilibili Tech
Mar 28, 2023 · Operations

Bilibili's Capacity Management Platform: Design, Implementation, and S12 Event Support

Bilibili's capacity management platform integrates foundational data, VPA/HPA scaling, quota control, and visual dashboards to streamline resource usage, cut costs, and boost stability, delivering event‑specific support such as for S12 that slashes release issues by 80% and online failures by 90%, while planning predictive scaling and risk control.

BilibiliResource OptimizationSRE
0 likes · 13 min read
Bilibili's Capacity Management Platform: Design, Implementation, and S12 Event Support
Bilibili Tech
Bilibili Tech
Mar 21, 2023 · Backend Development

AVIF Image Format Research, Implementation, and Optimization at Bilibili

At Bilibili, extensive research showed AVIF can cut thumbnail size by about 35% versus WebP, prompting a layered implementation that uses libheif/libaom encoding with fallback WebP, client‑side libavif decoding, comprehensive monitoring, and solutions for encoding latency, while planning hardware acceleration and continued standard‑setting contributions.

AVIFBilibiliimage-optimization
0 likes · 26 min read
AVIF Image Format Research, Implementation, and Optimization at Bilibili
Bilibili Tech
Bilibili Tech
Feb 28, 2023 · Artificial Intelligence

High‑Quality Automatic Speech Recognition (ASR) Solutions at Bilibili: Data, Model, and Deployment Optimizations

Bilibili’s high‑quality ASR system combines large‑scale filtered business data, semi‑supervised Noisy‑Student training, an end‑to‑end CTC model with lattice‑free MMI decoding, and FP16‑optimized FasterTransformer inference on Triton, delivering top‑ranked accuracy, low latency, and scalable deployment for diverse Chinese‑English video content.

ASRBilibiliEnd-to-End
0 likes · 18 min read
High‑Quality Automatic Speech Recognition (ASR) Solutions at Bilibili: Data, Model, and Deployment Optimizations
Bilibili Tech
Bilibili Tech
Feb 3, 2023 · Backend Development

Design and Architecture of Bilibili's Thumb-up Service

The article details Bilibili’s thumb‑up service architecture, covering required business and platform capabilities, handling high read/write traffic and hot‑spot pressures, a three‑tier storage design using TiDB, Redis cache and local heap cache, disaster‑recovery mechanisms, asynchronous jobs, and future modularization plans.

BackendBilibilidistributed storage
0 likes · 14 min read
Design and Architecture of Bilibili's Thumb-up Service
Architect
Architect
Jan 6, 2023 · Backend Development

Design and Architecture of Bilibili Comment System

This article presents a comprehensive overview of Bilibili's comment system, detailing its background, core functional modules, layered architecture, storage and caching strategies, availability considerations, and hot‑comment design, illustrating how the platform achieves scalability, performance, and reliability for massive user interactions.

BilibiliComment SystemScalability
0 likes · 24 min read
Design and Architecture of Bilibili Comment System
Bilibili Tech
Bilibili Tech
Dec 20, 2022 · Industry Insights

Can Recommendation Algorithms Speed Up Test Case Prioritization? A Bilibili Case Study

This article presents a detailed study on applying recommendation‑system techniques to test case prioritization for Bilibili's mobile apps, describing the problem definition, evaluation metrics, data processing, FM model selection, experimental results, practical deployment, and future research directions.

BilibiliRecommendation SystemsSoftware Testing
0 likes · 13 min read
Can Recommendation Algorithms Speed Up Test Case Prioritization? A Bilibili Case Study
Bilibili Tech
Bilibili Tech
Dec 16, 2022 · Operations

Evolution of Bilibili Public Network Architecture: From 1.0 to 2.0 and CDN Integration

To support Bilibili’s 330 million MAU growth, the network team replaced the static, single‑core 1.0 public‑network with a regionalized, SLA‑driven 2.0 architecture featuring centralized POPs, dual‑arm LB/NAT, clustered services, security gateways, and a multi‑level CDN backbone that reduces latency, improves reliability, and cuts bandwidth costs.

BilibiliCDNData center
0 likes · 14 min read
Evolution of Bilibili Public Network Architecture: From 1.0 to 2.0 and CDN Integration
Liangxu Linux
Liangxu Linux
Nov 24, 2022 · Frontend Development

How to Use CSS mask-image to Keep Bilibili Subtitles From Covering Characters

This article explains how a single mask image and the CSS mask-image property can be used to prevent subtitles from overlapping on‑screen characters in Bilibili videos, providing a lightweight demo with HTML/CSS code, visual results, and practical cautions about browser support.

BilibiliCSSWeb Development
0 likes · 4 min read
How to Use CSS mask-image to Keep Bilibili Subtitles From Covering Characters
Bilibili Tech
Bilibili Tech
Nov 11, 2022 · Cloud Computing

Behind the Scenes of S12: How Bilibili and Huawei Cloud Delivered a Seamless Esports Streaming Experience

The article details how Bilibili partnered with Huawei Cloud to stream the 2022 League of Legends World Championship, using real‑time super‑resolution, microservice architecture, edge computing and interactive features like heat effects and shopping carts, delivering a seamless, high‑quality, immersive esports experience for hundreds of millions of viewers.

BilibiliCDN optimizationHuawei Cloud
0 likes · 12 min read
Behind the Scenes of S12: How Bilibili and Huawei Cloud Delivered a Seamless Esports Streaming Experience
Bilibili Tech
Bilibili Tech
Nov 8, 2022 · Industry Insights

BANG Engine: Multi‑Level Pipelines & GPU Acceleration for Faster Video Transcoding

To meet Bilibili’s demanding live and on‑demand video transcoding needs, the BANG engine combines a multi‑stage pipeline architecture, frame‑block and multi‑frame parallelism, SIMD‑based CPU acceleration, and TensorRT/TensorFlow GPU inference, offering configurable string‑based pipelines that dramatically increase throughput while simplifying integration.

BilibiliGPU AccelerationTensorRT
0 likes · 18 min read
BANG Engine: Multi‑Level Pipelines & GPU Acceleration for Faster Video Transcoding
Bilibili Tech
Bilibili Tech
Nov 6, 2022 · Backend Development

Design and Implementation of Bilibili's Live P2P Streaming System Using WebRTC

Bilibili built a browser‑native live P2P streaming system that uses WebRTC data channels to exchange 60 KB‑sized HLS segment blocks via a WebSocket tracker, employs MessagePack for efficient binary messaging, and adopts a decentralized free‑market peer‑role allocation to limit uploads, dramatically cutting bandwidth while supporting massive concurrent viewers.

BilibiliBrowserCDN optimization
0 likes · 16 min read
Design and Implementation of Bilibili's Live P2P Streaming System Using WebRTC
dbaplus Community
dbaplus Community
Nov 5, 2022 · Backend Development

How Bilibili Scaled Live Streaming from LAMP to a Multi‑Million‑User Microservice Platform

This article chronicles Bilibili Live's eight‑year journey from a simple LAMP monolith to a sophisticated microservice architecture, detailing the migration to Swoole‑based services, Docker containerization, Golang adoption, hot‑key handling, request amplification mitigation, and the creation of a high‑performance Envoy‑based gateway.

BilibiliDockerEnvoy
0 likes · 25 min read
How Bilibili Scaled Live Streaming from LAMP to a Multi‑Million‑User Microservice Platform
Bilibili Tech
Bilibili Tech
Oct 29, 2022 · Operations

Capacity Management Practice at Bilibili

The article details Bilibili’s capacity‑management approach, showcasing system architecture, monitoring metrics, scaling tactics, and performance results through diagrams and screenshots, and explains how its operational processes and tools maintain reliable service delivery during high‑traffic periods, offering practical capacity‑planning insights.

BilibiliCase Study
0 likes · 1 min read
Capacity Management Practice at Bilibili
Bilibili Tech
Bilibili Tech
Oct 29, 2022 · Databases

Bilibili Database Multi-Active Practice

The article visually details Bilibili’s multi‑active database architecture, showing system layout, data replication, failover strategies, and operational workflows that enable high availability across multiple data centers by synchronizing data, balancing load, and maintaining continuous service during node or regional failures.

Bilibiliarchitecturemulti-active
0 likes · 1 min read
Bilibili Database Multi-Active Practice