Three Knives
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Three Knives

Every line of code you contribute to open source could help make the future better.

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Latest from Three Knives

51 recent articles
Three Knives
Three Knives
Mar 22, 2026 · Industry Insights

AI Won’t Eliminate Programmers, but It Threatens Open‑Source Ecosystems

The 2026 tech‑layoff wave reveals that capital’s use of AI to harvest open‑source code not only endangers programmer jobs but also undermines the collaborative contract that sustains innovation, prompting a tragedy‑of‑the‑commons scenario for the open‑source ecosystem.

AIOpen SourceOpen Source Governance
0 likes · 4 min read
AI Won’t Eliminate Programmers, but It Threatens Open‑Source Ecosystems
Three Knives
Three Knives
Feb 28, 2026 · Cloud Native

Building Verge: An AI‑Assisted Edge Gateway That Delivers Plug‑and‑Play IoT Management

The article details how Verge, an AI‑assisted edge gateway built on the open‑source driver‑box framework, transforms a pure engine into a full‑featured, lightweight IoT platform by decoupling cloud and edge, offering rapid device integration, visual model editing, Lua scripting, and flexible deployment for smart building, industrial automation, and hobbyist labs.

Device ManagementEdge ComputingGateway
0 likes · 11 min read
Building Verge: An AI‑Assisted Edge Gateway That Delivers Plug‑and‑Play IoT Management
Three Knives
Three Knives
Feb 20, 2026 · Artificial Intelligence

McpTool: A Remedy for Java Developers’ AI Anxiety

The article analyzes Java developers' anxiety about AI, outlines the technical obstacles of existing AI integrations, and presents McpTool as a lightweight bridge that lets developers keep writing CRUD while instantly adding AI Agent capabilities with minimal code and JDK 8 compatibility.

AIJDK8Java
0 likes · 9 min read
McpTool: A Remedy for Java Developers’ AI Anxiety
Three Knives
Three Knives
Feb 13, 2026 · Artificial Intelligence

From AI Chat to AI Agent: 1360 Lines of Java Code in 300+ Days

The article details how the Feat team transformed a simple AI chat interface into a full‑featured AI agent using only 1,360 lines of Java code written over more than 300 days, emphasizing a lightweight, Java‑8‑compatible solution that rivals Spring AI in simplicity while delivering SSE‑based streaming responses.

AI AgentChatModelFeat AI
0 likes · 6 min read
From AI Chat to AI Agent: 1360 Lines of Java Code in 300+ Days
Three Knives
Three Knives
Dec 15, 2025 · Backend Development

Why JDK’s Built‑in GZIP Is Inefficient and How Feat’s Custom Stream Solves It

The article examines the blocking‑IO and loop‑blocking problems of Java’s standard GZIPInputStream in high‑concurrency async scenarios, then details Feat framework’s reimplementation with an async‑friendly state‑machine design, fine‑grained state management, memory optimizations, full RFC 1952 compliance, and provides concrete code examples.

Feat frameworkGZIPJava
0 likes · 8 min read
Why JDK’s Built‑in GZIP Is Inefficient and How Feat’s Custom Stream Solves It
Three Knives
Three Knives
Dec 5, 2025 · Backend Development

Build a High‑Performance Java Web Service Quickly with Feat Cloud

This guide walks you through creating a high‑performance Java web service using Feat Cloud, covering environment setup, Maven dependency configuration, writing a simple controller with @Controller and @RequestMapping, launching the server, and verifying the /hello endpoint returns “Hello, Feat Cloud!”.

Backend FrameworkFeat CloudJava
0 likes · 5 min read
Build a High‑Performance Java Web Service Quickly with Feat Cloud
Three Knives
Three Knives
Nov 25, 2025 · Backend Development

smart-mqtt v1.5.0 Cuts Enterprise Package Size by 57% by Dropping Netty

smart-mqtt v1.5.0 reduces the enterprise package from 29.3 MB to 12.6 MB (57 % smaller) by replacing the Redisson‑based Redis bridge with the lightweight Redisun client, adds stability fixes, updates pricing, and provides detailed upgrade and deployment instructions.

JavaMQTTRedisun
0 likes · 8 min read
smart-mqtt v1.5.0 Cuts Enterprise Package Size by 57% by Dropping Netty