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HarmonyOS

309 articles · Page 1 of 4
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Sep 24, 2026 · Mobile Development

HarmonyOS AI Coding: Dual-Engine Tooling, Three-Loop Harness, and Four-Layer Verification

Huawei details its dual-engine AI coding strategy for HarmonyOS — DevEco Code with a three-loop Harness (syntax, compile, UI intent) and DevEco CLI with atomic commands, a 20M-token knowledge base, 70+ Skills, and a four-level Skill router — plus a four-layer verification stack achieving 80%+ crash-fix rates.

AI agent workflowAI codingArkTS
0 likes · 16 min read
HarmonyOS AI Coding: Dual-Engine Tooling, Three-Loop Harness, and Four-Layer Verification
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Sep 4, 2026 · Mobile Development

HarmonyOS arktoolbox compact: Remove Falsy Array Values in One Line

This article introduces the compact utility from the arktoolbox library for HarmonyOS, which removes falsy values (null, undefined, 0, false, empty string, NaN) from arrays, explains its implementation, compares it with filter(Boolean), highlights edge cases like 0 being valid data, and demonstrates practical usage in forms, API aggregation, and caching.

ArkTSHarmonyOSMobile Development
0 likes · 16 min read
HarmonyOS arktoolbox compact: Remove Falsy Array Values in One Line
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Sep 2, 2026 · Mobile Development

HarmonyOS 7.x: Build iOS-Style Rubber Band Bounce for Lists (System vs Custom Physics)

This article details two approaches to implement edge bounce effects in HarmonyOS 7.x Lists: using the built-in edgeEffect.Spring API for quick integration, and a custom physics-based animation with damping formula and spring curve tuning for deep customization, including parameter recommendations, bottom bounce implementation, performance comparison, and five common pitfalls with solutions.

HarmonyOSListPull-to-Refresh
0 likes · 18 min read
HarmonyOS 7.x: Build iOS-Style Rubber Band Bounce for Lists (System vs Custom Physics)
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Aug 28, 2026 · Mobile Development

HarmonyOS Cold Start Optimization: 4-Step Pipeline from Icon Tap to Interactive

This article details a four-step HarmonyOS cold start optimization methodology: baseline measurement, deferred non-critical parsing, taskpool concurrency for heavy parsing, and skeleton screens with in-process caching to decouple first-frame and interactive metrics, validated via dual-track measurement on a sample 'Morning Brief' page.

ArkUICachingHarmonyOS
0 likes · 36 min read
HarmonyOS Cold Start Optimization: 4-Step Pipeline from Icon Tap to Interactive
Huajiao Technology
Huajiao Technology
Aug 28, 2026 · Mobile Development

Huajiao Live Teams Up with Meishe to Deliver Integrated HarmonyOS Live Streaming and Real‑Time Beauty Solution

Huajiao Live and Meishe Technology have jointly integrated their live‑push SDK and AI beauty SDK on HarmonyOS, creating a single streaming pipeline that combines stable push, professional real‑time beauty, low‑latency encoding and adaptive network handling, while simplifying developer integration and reducing maintenance overhead.

AI BeautyHarmonyOSMobile Development
0 likes · 8 min read
Huajiao Live Teams Up with Meishe to Deliver Integrated HarmonyOS Live Streaming and Real‑Time Beauty Solution
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Aug 26, 2026 · Mobile Development

Building a Complete HarmonyOS News Client: Network Requests, Pull-to-Refresh & Load More Implementation

This tutorial walks through building a full-featured HarmonyOS news module with category tabs, list rendering, custom pull-to-refresh and load-more logic using touch events and offset animations, network request encapsulation with Promise-based error handling, and a layered architecture separating view, viewmodel, and common utilities.

ArkTSHarmonyOSList Component
0 likes · 33 min read
Building a Complete HarmonyOS News Client: Network Requests, Pull-to-Refresh & Load More Implementation
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Aug 25, 2026 · Frontend Development

ArkWeb Performance Deep Dive: Load, Interaction & Frame Rate Optimization

This guide details ArkWeb performance optimization across four dimensions—page load, load completion delay, click response, and frame rate—using DevEco Profiler and DevTools to trace bottlenecks and apply techniques like pre-rendering, Code Cache, async JSBridge, and same-layer rendering for smooth HarmonyOS web experiences.

ArkWebCode CacheDevEco Profiler
0 likes · 12 min read
ArkWeb Performance Deep Dive: Load, Interaction & Frame Rate Optimization
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Aug 19, 2026 · Mobile Development

HarmonyOS 6 Diagnostic Tools Deep Dive: Pinpoint App Stability Issues from Memory Leaks to Freezes

This article details six HarmonyOS diagnostic tools—GWPAsan for buffer overflows, AppFreeze enhanced logs for main-thread stalls, JSLeakWatcher for ArkTS memory leaks, AppFreeze-Analysis for AI-driven freeze diagnosis, APMS for proactive alerting, and DevEco Profiler for native memory leaks—explaining each tool's mechanism, core value, and target scenarios to help developers quickly resolve stability issues.

AppFreezeDevEco ProfilerGWPAsan
0 likes · 10 min read
HarmonyOS 6 Diagnostic Tools Deep Dive: Pinpoint App Stability Issues from Memory Leaks to Freezes
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Aug 17, 2026 · Mobile Development

ArkTS ArkGuard Obfuscation: Two Configs, Release Build, Bytecode-Level Protection

This guide explains how to enable ArkTS's built-in ArkGuard obfuscation with just two configuration files and a release build, detailing its bytecode-level operation, automatic semantic-aware rules for ArkUI and system APIs, multi-module rule management, mapping files for debugging, and step-by-step rollout with practical demos for property, filename, and dynamic access keep rules.

ArkGuardArkTSDevEco Studio
0 likes · 19 min read
ArkTS ArkGuard Obfuscation: Two Configs, Release Build, Bytecode-Level Protection
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Aug 17, 2026 · Mobile Development

HarmonyOS On-Device AI Super-Resolution: Send Small Images, Get HD Results Offline

This guide details HarmonyOS 7's Core Vision Kit ImageSR API for on-device 4x AI super-resolution, covering API usage, ArkTS demo code, permissions, constraints (2048x2048 input, RGBA_8888 format), common pitfalls (emulator unsupported, model download, resource leaks), and suitable use cases like e-commerce and social images where perceptual quality matters more than pixel-perfect accuracy.

API 26ArkTSCore Vision Kit
0 likes · 21 min read
HarmonyOS On-Device AI Super-Resolution: Send Small Images, Get HD Results Offline
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Aug 14, 2026 · Mobile Development

HarmonyOS End-Cloud Integration: Migrating a Standalone App to Cloud-Enabled Architecture

This tutorial walks through upgrading a HarmonyOS health app from local-only storage to an end-cloud integrated architecture using AppGallery Connect, covering architecture design, data synchronization strategies, CloudDB modeling, SDK initialization, and development environment setup with DevEco Studio and Node.js cloud functions.

AppGallery ConnectArkTSCloudDB
0 likes · 14 min read
HarmonyOS End-Cloud Integration: Migrating a Standalone App to Cloud-Enabled Architecture
Tencent Cloud Developer
Tencent Cloud Developer
Aug 12, 2026 · Artificial Intelligence

How WorkBuddy Built a HarmonyOS Desktop App in Just 4 Weeks with AI

The WorkBuddy team launched the first third‑party AI agent app for HarmonyOS PC in just four weeks by using their own AI‑powered platform for research, code generation, testing and deployment, demonstrating how AI can act as a full‑cycle development collaborator and lower the entry barrier for new developers.

AI developmentDesktop applicationHarmonyOS
0 likes · 8 min read
How WorkBuddy Built a HarmonyOS Desktop App in Just 4 Weeks with AI
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Aug 10, 2026 · Mobile Development

HarmonyOS Compilation Troubleshooting: Log Levels, Error Codes & Debug Workflow for ArkTS

This guide teaches HarmonyOS developers to troubleshoot ArkTS compilation errors using log levels (ERROR/WARN/INFO/DEBUG), error code navigation via official documentation, common error patterns (syntax, imports, memory), and advanced techniques like debug-mode configuration, cache cleaning, and vendor version checks.

ArkTSHarmonyOSHvigor
0 likes · 8 min read
HarmonyOS Compilation Troubleshooting: Log Levels, Error Codes & Debug Workflow for ArkTS
Java Tech Enthusiast
Java Tech Enthusiast
Aug 9, 2026 · Industry Insights

Huawei’s Launch Spans From ¥399 to ¥1.01 Million – A 2,500‑Fold Price Gap

Huawei’s recent launch showcased a staggering price range from a ¥399 power bank to a ¥101.6 million flagship MPV, introduced dozens of new devices—including the ultra‑light MateBook Pro S, the foldable MateBook Fold, and the budget‑friendly nova 16 SE—highlighting both technical innovations and market positioning.

HarmonyOSHuaweiMateBook Fold
0 likes · 8 min read
Huawei’s Launch Spans From ¥399 to ¥1.01 Million – A 2,500‑Fold Price Gap
Tencent Tech
Tencent Tech
Aug 7, 2026 · Artificial Intelligence

How WorkBuddy Built a HarmonyOS Desktop App in Just 4 Weeks Using AI

The WorkBuddy team launched the first third‑party AI agent app on HarmonyOS desktop in four weeks by turning their own product into a development assistant that handled research, coding, testing, and issue resolution, demonstrating AI as a true collaborator in software creation.

AI developmentDesktop AI assistantHarmonyOS
0 likes · 9 min read
How WorkBuddy Built a HarmonyOS Desktop App in Just 4 Weeks Using AI
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Aug 7, 2026 · Mobile Development

HarmonyOS APMS Fault Metrics: Multi-Dimensional App Health Monitoring

This article details HarmonyOS Application Performance Monitoring Service (APMS) fault metrics, explaining access via AppGallery Connect, four core functions — metric query, version comparison, dimension distribution, and TOP problem aggregation — and how real-time crash, freeze, OOM, and resource leak data enable proactive app health inspection.

APMSHarmonyOSHuawei
0 likes · 4 min read
HarmonyOS APMS Fault Metrics: Multi-Dimensional App Health Monitoring
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Aug 7, 2026 · Artificial Intelligence

Building a Medication Plan Workflow for HarmonyOS Intelligent Agents

The article details developing a workflow for adding medication plans in HarmonyOS intelligent agents, covering current time retrieval, LLM-based parameter extraction with a detailed prompt, iterative validation and user prompting for missing info, fixed-option frequency selection, plugin invocation, and error handling for device-dependent plugins.

HarmonyOSLLMMedication Plan
0 likes · 17 min read
Building a Medication Plan Workflow for HarmonyOS Intelligent Agents
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jul 27, 2026 · Mobile Development

ArkTS Memory Leak Detection: LocalHandle Tool Pinpoints Leaks in Minutes, Not Days

This guide introduces the LocalHandle leak detection tool for HarmonyOS ArkTS, which uses smart instrumentation to identify memory leaks at creation time by checking for active handle scopes, reducing debugging from days to minutes with 100% accuracy and direct code-line navigation in DevEco Studio.

ArkTSDebugging ToolsDevEco Studio
0 likes · 15 min read
ArkTS Memory Leak Detection: LocalHandle Tool Pinpoints Leaks in Minutes, Not Days
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jul 24, 2026 · Mobile Development

Locating Native Memory Leaks in HarmonyOS Apps: Complete Profiling Workflow

This article details common causes of native memory leaks in HarmonyOS apps and provides a step-by-step workflow using DevEco Profiler's Allocation template to reproduce, identify, analyze, and fix leaks via Native Heap and call stack analysis, illustrated with a real-world case study.

Allocation TemplateC/C++ Memory ManagementCall Stack Analysis
0 likes · 12 min read
Locating Native Memory Leaks in HarmonyOS Apps: Complete Profiling Workflow
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jul 22, 2026 · Mobile Development

Publish HarmonyOS Libraries to OpenHarmony: DevEcoCli & DevEcoCode Complete Workflow

This guide demonstrates the complete six-step workflow for developing and publishing HarmonyOS third-party libraries to the OpenHarmony central repository using DevEcoCli and DevEcoCode, covering account setup, RSA key configuration, HAR module creation, oh-package.json5 requirements, release-mode building, and ohpm publishing with troubleshooting tips.

ArkTSDevEcoCliHarmonyOS
0 likes · 20 min read
Publish HarmonyOS Libraries to OpenHarmony: DevEcoCli & DevEcoCode Complete Workflow
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jul 15, 2026 · Mobile Development

Cut HarmonyOS Peripheral Driver Adaptation from Weeks to Days with AI-Powered Skill

This article details how the usb-driver-dev Skill for OpenCode reduces HarmonyOS USB-HID peripheral driver adaptation from 2-3 weeks to 1-2 days by combining knowledge injection, template reuse, and automated compile-fix loops, demonstrated through a 10-step workflow for a drawing tablet.

AI-assisted codingDriver DevelopmentHDF Framework
0 likes · 15 min read
Cut HarmonyOS Peripheral Driver Adaptation from Weeks to Days with AI-Powered Skill
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jul 13, 2026 · Mobile Development

HarmonyOS Wearable App Development: A Complete Beginner's Guide

This guide covers HarmonyOS wearable app development from fundamentals to distribution, including cross-device continuation, rotating crown and gesture interactions, ArkTS/ArkUI frameworks, JS-like paradigm for lightweight wearables, design guidelines, best practices for architecture and security, debugging, performance tuning, and AppGallery Connect publishing.

App DistributionArkTSArkUI
0 likes · 14 min read
HarmonyOS Wearable App Development: A Complete Beginner's Guide
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jul 13, 2026 · Mobile Development

HarmonyOS 7 Local LLM Integration: Capabilities, Benchmarks & Engineering Guide

This article details integrating local LLMs into HarmonyOS apps, covering use cases like narrative generation and offline privacy, real-world benchmarks on Mate 60 Pro with Qwen2.5-0.5B, architecture using ArkTS and llama.cpp, performance optimizations via O3/LTO/KleidiAI, and key pitfalls like token limits and UI threading.

GGUFHarmonyOSLocal LLM
0 likes · 15 min read
HarmonyOS 7 Local LLM Integration: Capabilities, Benchmarks & Engineering Guide
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jul 9, 2026 · Mobile Development

KMP&CMP Community Boosts ArkTS-Kotlin Interop with Advanced Syntax & Compile-Time Type Solidification

Kuaishou contributes to the KMP&CMP community, expanding cross-language syntax support to 78% coverage with complex generics, function expressions, abstract classes, and typealias, while introducing KSP-powered compile-time type solidification to solve runtime generic erasure in ArkTS-Kotlin interop.

ArkTSHarmonyOSKMP
0 likes · 6 min read
KMP&CMP Community Boosts ArkTS-Kotlin Interop with Advanced Syntax & Compile-Time Type Solidification
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jul 8, 2026 · Mobile Development

DevEcoCli: Unified CLI for HarmonyOS Development with AI Integration

This guide introduces DevEcoCli, a unified command-line tool that wraps DevEco Studio's toolchain (ohpm, hvigor, hdc, emulator, hilog) for HarmonyOS app development, covering installation, core commands (create, build, run, emulator, docs, skills), and integration with AI coding agents like Claude Code and Cursor for natural-language-driven workflows.

AI IntegrationCLIDevEco Studio
0 likes · 16 min read
DevEcoCli: Unified CLI for HarmonyOS Development with AI Integration
TDS Framework
TDS Framework
Jul 1, 2026 · Mobile Development

AI + Kuikly: Multimodal Chat App Across 3 Platforms in 7.5 Hours

The author documents a 7.5-hour experiment using AI-assisted coding with Tencent's Kuikly cross-platform framework to build a multimodal AI chat app for Android, iOS, and HarmonyOS, detailing component selection, custom module creation, debugging via logcat, and iterative UI polishing, demonstrating how AI + Kuikly eliminates cross-platform duplication and boilerplate.

AI-assisted codingCodeBuddyCross-platform Development
0 likes · 19 min read
AI + Kuikly: Multimodal Chat App Across 3 Platforms in 7.5 Hours
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 30, 2026 · Mobile Development

WPS Open-Sources Harmony Trace Analyzer for Automated HarmonyOS Performance Analysis

WPS has open-sourced Harmony Trace Analyzer, a command-line tool that automates performance bottleneck detection for HarmonyOS applications using HiTrace tags, flame graphs, hotspot clustering, and AI-assisted diagnosis, reducing per-case analysis time from 5 minutes to 1 minute and saving over 130 engineering hours per performance sprint.

HarmonyOSHiTraceWPS
0 likes · 9 min read
WPS Open-Sources Harmony Trace Analyzer for Automated HarmonyOS Performance Analysis
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jun 26, 2026 · Mobile Development

HarmonyOS Float Precision Pitfalls: Choosing the Right Type for Sensor Data

This article explores floating-point precision issues in HarmonyOS development, demonstrating how float's 7-digit limit corrupts sensor data, why double increases memory 30% and fails in Native calls, and why BigDecimal kills real-time performance, concluding with a scenario-based selection strategy and validation mechanism.

BigDecimalHarmonyOSMemory Optimization
0 likes · 10 min read
HarmonyOS Float Precision Pitfalls: Choosing the Right Type for Sensor Data
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 22, 2026 · Mobile Development

Log4a: Open-Source HarmonyOS Logging Library Boosts Performance & Security

Log4a, an open-source HarmonyOS logging library from One Day Accounting, uses a three-layer architecture with background Worker threads to prevent main-thread blocking, supports encrypted log storage, rolling logs, and server upload, and has been validated across apps with over one million users and ten million downloads.

ArkTSHarmonyOSLog4a
0 likes · 6 min read
Log4a: Open-Source HarmonyOS Logging Library Boosts Performance & Security
ITPUB
ITPUB
Jun 18, 2026 · Industry Insights

No ARM, No x86! How RISC‑V + Open‑Source HarmonyOS Empower Software Engineers to Build Their Own Chip

The article recounts how a big‑data software veteran leveraged AI‑assisted coding, the open‑source RISC‑V ISA, BitNet ternary quantization and open‑source EDA/PDK to design and tape‑out the "Pi Dan 1" AI accelerator, illustrating the technical, cost and ecosystem factors that make chip prototyping feasible for software engineers.

AI acceleratorBitNetHarmonyOS
0 likes · 14 min read
No ARM, No x86! How RISC‑V + Open‑Source HarmonyOS Empower Software Engineers to Build Their Own Chip
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jun 18, 2026 · Mobile Development

TianQu: Pure Kotlin Coroutine-Driven KMP/CMP Router for HarmonyOS, Android & iOS

TianQu is a pure Kotlin, coroutine-driven routing framework for Kotlin Multiplatform/Compose Multiplatform that supports HarmonyOS, Android, and iOS, featuring compile-time KSP scanning, type-safe navigation, cross-module service discovery, ViewModel lifecycle binding, concurrent preloading, and dynamic feature loading.

AndroidCompose MultiplatformCoroutines
0 likes · 34 min read
TianQu: Pure Kotlin Coroutine-Driven KMP/CMP Router for HarmonyOS, Android & iOS
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 17, 2026 · Mobile Development

DevEco CLI: Open HarmonyOS Development to AI Agents via Command Line

DevEco CLI launches as an AI-agent-friendly command-line toolkit for HarmonyOS app development, offering one-command integration with tools like OpenCode, a full-lifecycle CLI command set, a local optimized knowledge base, 70+ curated Skills for multi-device adaptation, and a community Skills plaza for sharing reusable AI capabilities.

AI-assisted developmentDevEco CLIHarmonyOS
0 likes · 9 min read
DevEco CLI: Open HarmonyOS Development to AI Agents via Command Line
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 16, 2026 · Backend Development

ZW3D Ports 12M-Line C++ to HarmonyOS: 90% Faster Load, 68% Less Debug Memory

ZWSOFT's ZW3D, a 12-million-line C++ CAD application, successfully migrated to HarmonyOS through collaboration with DevEco Studio, achieving 90% faster project load (27 min to 2.5 min), 68% debug memory reduction (22 GB to 7 GB), and compile-time improvements via multi-level indexing, LLDB restructuring, and BiSheng compiler optimizations.

BiSheng compilerC++DevEco Studio
0 likes · 8 min read
ZW3D Ports 12M-Line C++ to HarmonyOS: 90% Faster Load, 68% Less Debug Memory
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 15, 2026 · Mobile Development

Flutter-OH 3.35 & RNOH 0.82: Performance Gains & Architectural Shifts on HarmonyOS

The article details Flutter-OH 3.35 and RNOH 0.82 releases for HarmonyOS, covering preload rendering cutting first-frame latency 37.8%, LTPO dynamic frame rate reducing load ~20%, zero dirty-region rendering, DMA background release, BiSheng PGO, plus RNOH's parallelized pipeline, JSVM/Hermes V1 engines, Fabric-only architecture, and React 19.1.1 with DOM Node API.

Flutter 3.35Flutter-OHHarmonyOS
0 likes · 13 min read
Flutter-OH 3.35 & RNOH 0.82: Performance Gains & Architectural Shifts on HarmonyOS
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 15, 2026 · Industry Insights

How HarmonyOS Partners Cut Cold Starts to 1s & Boost GPU 17x at HDC2026

At HDC2026's co-construction forum, HarmonyOS partners including Amap, WPS, Tencent Video, and Meituan showcased real-world optimizations: Amap's generative UI framework boosts rendering 20%, WPS uses AI to slash flame-graph analysis from hours to minutes, Tencent Video cuts cold start to 1 second, and Meituan's QUIC tuning improves weak-network latency 27%.

AI-assisted developmentGPU accelerationHDC2026
0 likes · 12 min read
How HarmonyOS Partners Cut Cold Starts to 1s & Boost GPU 17x at HDC2026
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 14, 2026 · Artificial Intelligence

HarmonyOS Agent Skills Open-Sourced: AI-Powered Development Efficiency Boost

HarmonyOS has open-sourced its first batch of Agent Skills on GitCode, providing AI-assisted coding support for ArkTS syntax checking, ArkUI development, multi-device adaptation, and application stability diagnosis, with demonstrated efficiency gains in foldable device adaptation and freeze analysis.

AI-assisted developmentAgent SkillsArkTS
0 likes · 6 min read
HarmonyOS Agent Skills Open-Sourced: AI-Powered Development Efficiency Boost
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 14, 2026 · Mobile Development

Douyin HarmonyOS: 50% Dev Efficiency Boost via Indexing, Memory & Build Optimizations

Douyin's HarmonyOS team collaborated with DevEco Studio to optimize large-scale monorepo development, cutting code indexing time 80% (10→2 min), reducing IDE memory usage 65% (20→7 GB), and accelerating builds 30% (4.5→3 min), delivering a 50% overall efficiency gain now integrated into DevEco Studio 26.

Build OptimizationCode IndexingDevEco Studio
0 likes · 8 min read
Douyin HarmonyOS: 50% Dev Efficiency Boost via Indexing, Memory & Build Optimizations
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jun 10, 2026 · Artificial Intelligence

HarmonyOS Opens AI Stability Diagnosis: Multi-Agent Cuts Debug Time to Minutes

HarmonyOS and Xiaohongshu co-built and open-sourced an AI-powered stability diagnosis platform using a Skill+MultiAgent architecture that reduces complex fault analysis from hours to minutes, covering freeze, crash, and leak scenarios with automated log parsing, code context correlation, and fix generation, proven by Xiaohongshu's 8x efficiency gains.

AI diagnosisDFXHarmonyOS
0 likes · 10 min read
HarmonyOS Opens AI Stability Diagnosis: Multi-Agent Cuts Debug Time to Minutes
Kuaishou Tech
Kuaishou Tech
Jun 10, 2026 · Mobile Development

How Kuaishou Scaled HarmonyOS: Technical Practices Unveiled at HDC 2026

The article outlines Kuaishou's seven technical sessions at HDC 2026, detailing solutions for HarmonyOS large‑scale deployment such as startup performance, HD streaming, memory‑leak mitigation, cross‑platform framework adaptation, KMP integration, ArkUI optimization, and AI‑native enhancements.

AI IntegrationArkUICross-platform Development
0 likes · 9 min read
How Kuaishou Scaled HarmonyOS: Technical Practices Unveiled at HDC 2026
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jun 10, 2026 · Mobile Development

HarmonyOS Network Library: Chainable API, Interceptors & Multi-format Requests

This article details a HarmonyOS network request library encapsulation featuring global configuration, chainable API, request/response interceptors, and support for JSON, form, binary, and multipart file uploads, with complete implementation code, usage examples, and pitfalls like ArkTS type constraints and large-file memory limits.

ArkTSChainable APIHTTP Client
0 likes · 16 min read
HarmonyOS Network Library: Chainable API, Interceptors & Multi-format Requests
JD Retail Technology
JD Retail Technology
Jun 8, 2026 · Mobile Development

Accelerating Taro Native Static Layout Rendering on HarmonyOS

The article analyzes severe scroll jank on low‑end HarmonyOS devices caused by Taro Native's heavyweight card page, identifies main‑thread overload in layout phases 1, 4 and 5, proposes static node‑tree layout with custom measurement interception and font‑measurement caching, and reports a frame‑rate boost from 43 fps to 57 fps (~32.5% improvement).

CustomNodeHarmonyOSNODE_LAYOUT_RECT
0 likes · 8 min read
Accelerating Taro Native Static Layout Rendering on HarmonyOS
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
May 29, 2026 · Mobile Development

HarmonyOS Floating Window Adaptation: Three-Tier UI for Minimal Usable Interface

This article details a three-tier information architecture (full, compact, minimal) for adapting HarmonyOS native apps to floating windows on foldable devices like the Pura X Max, showing how to preserve only essential UI elements — title, status, and primary action — in minimal mode while progressively restoring context as window width increases.

ArkTSHarmonyOSMobile Development
0 likes · 23 min read
HarmonyOS Floating Window Adaptation: Three-Tier UI for Minimal Usable Interface
HarmonyOS Developer Technology
HarmonyOS Developer Technology
May 28, 2026 · Mobile Development

Huawei Open-Sources SimpleGPULayer: Full-Scenario GPU Acceleration for HarmonyOS

Huawei's HarmonyOS team open-sources SimpleGPULayer (SGL), a Vulkan-based GPU acceleration framework providing 52 image filters, 28 compute operators for AI inference, 2D/3D rendering with glTF/PBR support, and GPU Bezier line generation — all accessible via minimal C/NAPI APIs for native HarmonyOS apps.

3D renderingAI inferenceGPU acceleration
0 likes · 7 min read
Huawei Open-Sources SimpleGPULayer: Full-Scenario GPU Acceleration for HarmonyOS
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
May 8, 2026 · Mobile Development

Building a HarmonyOS Accounting App with HDS Suite: Custom TabBar, Navigation & Progress Components

This tutorial demonstrates how to rapidly construct a HarmonyOS accounting application using the HDS suite, covering a custom center-button TabBar via yltabbar, a title bar with HdsNavDestination, a stacked expense card, a multi-segment circular progress bar with ylprogress, and a horizontal category ranking list.

Accounting AppArkUIHDS
0 likes · 8 min read
Building a HarmonyOS Accounting App with HDS Suite: Custom TabBar, Navigation & Progress Components
iQIYI Technical Product Team
iQIYI Technical Product Team
May 7, 2026 · Mobile Development

How iQIYI Cut Memory Peaks by 60% and Boost Animated Image Loading by 75% with Cangjie on HarmonyOS

iQIYI built a high‑performance image library for HarmonyOS using Huawei's Cangjie language, replacing ArkTS bottlenecks, adding AVIF support and a three‑level cache, and achieved over 60% reduction in memory peak usage and up to 75% faster animated‑image loading, as demonstrated by detailed benchmarks and architectural analysis.

AVIFCangjieHarmonyOS
0 likes · 13 min read
How iQIYI Cut Memory Peaks by 60% and Boost Animated Image Loading by 75% with Cangjie on HarmonyOS
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Apr 30, 2026 · Mobile Development

HarmonyOS Pen Kit: Integrating Stylus Squeeze, Double-Tap & Color Picker

This tutorial demonstrates complete integration of HarmonyOS Pen Kit's stylusInteraction module for squeeze and double-tap events, and imageFeaturePicker for color picking, covering callback reference management, lifecycle-aware registration with try-catch protection, event object fields, and UI feedback patterns including status visualization, counters, and toast notifications.

HarmonyOSM-PencilPen Kit
0 likes · 13 min read
HarmonyOS Pen Kit: Integrating Stylus Squeeze, Double-Tap & Color Picker
Kuaishou Frontend Engineering
Kuaishou Frontend Engineering
Apr 9, 2026 · Artificial Intelligence

How AI Coding is Reshaping HarmonyOS Multi‑Platform Development

The article analyzes the challenges of extending development to Android, iOS, and HarmonyOS simultaneously, outlines an AI‑driven workflow that includes code location, requirement understanding, and ArkTS generation, and shares practical lessons, skill sets, and case studies that demonstrate how AI can improve efficiency, observability, and reliability in cross‑platform client development.

AI codingCross-platform DevelopmentHarmonyOS
0 likes · 21 min read
How AI Coding is Reshaping HarmonyOS Multi‑Platform Development
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Mar 27, 2026 · Mobile Development

HarmonyOS Dynamic Gradient Backgrounds: From Property Animation to Keyframe Animation

This article details two approaches for creating dynamic gradient backgrounds in HarmonyOS apps: a simple property animation for color transitions and a high-performance keyframe animation that moves an oversized gradient layer to achieve complex flowing and rotating effects, with complete code examples and a comparison table.

Animation PerformanceArkUIDynamic Gradient
0 likes · 22 min read
HarmonyOS Dynamic Gradient Backgrounds: From Property Animation to Keyframe Animation
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Mar 24, 2026 · Mobile Development

HarmonyOS Tutorial: Audio-Driven Wave Ripple Animation with Microphone Input

This HarmonyOS tutorial walks through building a sound-responsive wave ripple animation by capturing microphone amplitude via AudioCapturer, mapping the 0–1 level to a 80–300 pixel radius using a log10 sensitivity curve, animating three staggered circles with opacity fade, and throttling updates to prevent jank.

AnimationArkUIAudioCapturer
0 likes · 9 min read
HarmonyOS Tutorial: Audio-Driven Wave Ripple Animation with Microphone Input
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Mar 10, 2026 · Mobile Development

HarmonyOS Live Streaming: End-to-End Capture, Encoding & Sync Best Practices

Huawei's HarmonyOS best practice document details full-chain live streaming development: publisher-side audio/video capture with OHAudio, SDR/HDR Vivid video options, Surface-mode encoding, ROI region-of-interest coding, and system-pressure feedback for dynamic bitrate control; viewer-side AVPlayer playback, timestamp-based A/V sync, and memory-leak prevention; plus scenario-specific guidance for e-commerce, entertainment, and outdoor streams.

AVPlayerHDR VividHarmonyOS
0 likes · 6 min read
HarmonyOS Live Streaming: End-to-End Capture, Encoding & Sync Best Practices
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Mar 9, 2026 · Mobile Development

HarmonyOS 6 RcText Component: Complete Usage Guide with Code Examples

This guide details the RcText component from the rchoui library for HarmonyOS 6, covering basic text display, theme colors, sizing, custom styling, alignment, decoration, truncation modes, special formats for price and phone numbers, link handling, prefix/suffix icons, interaction events, and layout control with practical code examples.

ArkTSComponent LibraryHarmonyOS
0 likes · 25 min read
HarmonyOS 6 RcText Component: Complete Usage Guide with Code Examples
JD Retail Technology
JD Retail Technology
Mar 3, 2026 · Frontend Development

How JD’s Order Module Achieved One‑Code‑Three‑Platform Success with Taro

This article details JD.com’s six‑month engineering effort to refactor its high‑traffic order module into a single Taro codebase that runs on Android, iOS and HarmonyOS, covering business background, preparation, multi‑mode adaptation, core challenges, quality assurance, efficiency gains and the resulting business impact.

HarmonyOSOrder ModulePerformance Monitoring
0 likes · 21 min read
How JD’s Order Module Achieved One‑Code‑Three‑Platform Success with Taro
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Mar 2, 2026 · Mobile Development

HarmonyOS Compilation Optimization: Config Tweaks That Cut Build Time from 24 to 14 Minutes

This article details practical HarmonyOS compilation optimizations — unified lockfiles, boosted extraction, disabled JS intermediate output, and skipped lib compression — that reduced full builds from 24 to 14 minutes and incremental builds from 4 to 2.5 minutes on a 3-million-line ArkTS codebase.

ArkTSDevEco StudioHarmonyOS
0 likes · 7 min read
HarmonyOS Compilation Optimization: Config Tweaks That Cut Build Time from 24 to 14 Minutes
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Feb 25, 2026 · Mobile Development

Mastering HarmonyOS Concurrency: TaskPool, Worker & TaskGroup in AI Photo App

Through an AI ID photo tool case study, this article demonstrates HarmonyOS concurrency patterns: TaskPool for short preprocessing, Worker for long AI inference, TaskGroup for parallel batch generation, SequenceRunner for dependent tasks, SharedArrayBuffer for zero-copy sharing, Sendable for thread-safe singletons, and producer-consumer queues for real-time previews, with before/after performance metrics.

ConcurrencyHarmonyOSSendable
0 likes · 29 min read
Mastering HarmonyOS Concurrency: TaskPool, Worker & TaskGroup in AI Photo App
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Feb 6, 2026 · Information Security

HarmonyOS StarShield Security Architecture: From Level II Certification to Six-Layer Defense

This article analyzes HarmonyOS security architecture, detailing its Level II national certification, the six-layer StarShield defense model covering hardware TEE, microkernel isolation, dynamic permissions, distributed security, and a government migration case study with measurable security improvements.

Distributed SecurityDynamic PermissionsHarmonyOS
0 likes · 19 min read
HarmonyOS StarShield Security Architecture: From Level II Certification to Six-Layer Defense
Model Perspective
Model Perspective
Jan 28, 2026 · Mobile Development

Master HarmonyOS App Development: From Zero to Your First Hello World

This guide walks you through the complete HarmonyOS mobile development workflow—from understanding the platform’s layered architecture and core ArkTS/ArkUI concepts, to setting up DevEco Studio, creating a Hello World app, managing UI, state, routing, data, and finally packaging and publishing the app.

ArkTSArkUIDevEco Studio
0 likes · 12 min read
Master HarmonyOS App Development: From Zero to Your First Hello World
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jan 22, 2026 · Mobile Development

HarmonyOS Number & Measurement Formatting Guide for Global Apps

This technical guide explores HarmonyOS number, currency, and measurement formatting for internationalized apps, covering Intl.NumberFormat parameters, notation styles, I18NUtil unit conversion, and solutions for locale mismatches, currency errors, conversion inaccuracies, mixed-language displays, performance bottlenecks, and backend compatibility.

HarmonyOSI18NUtilIntl.NumberFormat
0 likes · 20 min read
HarmonyOS Number & Measurement Formatting Guide for Global Apps
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jan 21, 2026 · Mobile Development

HarmonyOS 6: Building a Pocket-Sized Smart Elderly Care System with Distributed Capabilities

This case study details how HarmonyOS 6 distributed features — soft bus, atomic services, distributed data management, and task scheduling — were used to create a unified elderly care platform connecting seniors, families, caregivers, and doctors across devices and locations, with code examples and lessons on elderly-friendly design.

HarmonyOSHarmonyOS 6IoT
0 likes · 19 min read
HarmonyOS 6: Building a Pocket-Sized Smart Elderly Care System with Distributed Capabilities
HarmonyOS Developer Technology
HarmonyOS Developer Technology
Jan 15, 2026 · Mobile Development

Liulishuo Cuts HarmonyOS Image Load 40% with ImageKnifePro

The HarmonyOS version of Liulishuo English integrated the co-built ImageKnifePro library, solving high-concurrency rendering bottlenecks, OOM risks, and cross-platform migration challenges, achieving 40% faster first-load times, sub-50ms cached loads, 30% fewer duplicate downloads, 20% lower memory usage, and 30% less migration code.

HarmonyOSImageKnifeProLiulishuo
0 likes · 6 min read
Liulishuo Cuts HarmonyOS Image Load 40% with ImageKnifePro
51CTO HarmonyOS Developer Community
51CTO HarmonyOS Developer Community
Jan 13, 2026 · Mobile Development

HarmonyOS for Kids' Education: Technical Deep-Dive into 'Shengqu Guoqitong' App

A HarmonyOS developer shares the full technical practice of building a children's flag-learning app, covering technology selection (Core Speech Kit, ArkTS, Stage model), core feature implementation (offline voice synthesis/recognition, canvas drawing, puzzle game), global state management with AppStorage, performance optimizations for 200+ flags, and future plans for multi-device collaboration and AI integration.

ArkTSCore Speech KitDevEco Studio
0 likes · 26 min read
HarmonyOS for Kids' Education: Technical Deep-Dive into 'Shengqu Guoqitong' App