🔓The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Curs…
// devtoolsaffaan-m/⟨JavaScript⟩★ 225,699◷ MIT[ claude ]
Best Developer Tools for Claude (2026)
The 301 best developer tools for Claude, ranked by overall signal from the live Claudeers registry. Top pick right now: ECC (★225,699). Refreshed as new projects are scanned.
// ranked (25)
🔓
🔓Use Garry Tan's exact Claude Code setup: 23 opinionated tools that serve as CEO, Designer, Eng Manager, Release Manager, Doc Engineer, and QA
// devtoolsgarrytan/⟨TypeScript⟩★ 119,234◷ MIT[ claude ]
🔓🙌 OpenHands: AI-Driven Development
// devtoolsOpenHands/⟨Python⟩★ 79,324◷ NOASSERTION[ claude ]
🔓AI coding assistant skill (Claude Code, Codex, OpenCode, Cursor, Gemini CLI, and more). Turn any folder of code, SQL schemas, R scripts, shell scripts, docs,…
// devtoolssafishamsi/⟨Python⟩★ 77,145◷ MIT[ claude ]
🔓Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.
// devtoolsDietrichGebert/⟨JavaScript⟩★ 73,042◷ MIT[ claude ]
🔓CLI proxy that reduces LLM token consumption by 60-90% on common dev commands. Single Rust binary, zero dependencies
// devtoolsrtk-ai/⟨Rust⟩★ 68,301◷ Apache-2.0[ claude ]
🔓Autonomous coding agent as an SDK, IDE extension, or CLI assistant.
// devtoolscline/⟨TypeScript⟩★ 64,254◷ Apache-2.0[ claude ]
🔓AI-powered job search system built on Claude Code. 14 skill modes, Go dashboard, PDF generation, batch processing.
// devtoolssantifer/⟨JavaScript⟩★ 58,404◷ MIT[ claude ]
🔓aider is AI pair programming in your terminal
// devtoolsAider-AI/⟨Python⟩★ 47,007◷ Apache-2.0[ claude ]
🔓Installable GitHub library of 1,600+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI, Antigravity, and more. Includes specialized plugins, inst…
// devtoolssickn33/⟨Python⟩★ 42,299◷ MIT[ claude ]
🔓Convert PDF to markdown + JSON quickly with high accuracy
// devtoolsdatalab-to/⟨Python⟩★ 36,916◷ GPL-3.0[ claude ]
🔓Academic Research Skills for Claude Code: research → write → review → revise → finalize
// devtoolsImbad0202/⟨Python⟩★ 36,115◷ NOASSERTION[ claude ]
🔓runs anywhere. uses anything
// devtoolsGitlawb/⟨TypeScript⟩★ 29,830◷ NOASSERTION[ claude ]
🔓📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. Perfect for when you need to feed your codebase to Large Lan…
// devtoolsyamadashy/⟨TypeScript⟩★ 26,811◷ MIT[ claude ]
🔓Use Codex from Claude Code to review code or delegate tasks.
// devtoolsopenai/⟨JavaScript⟩★ 26,293◷ Apache-2.0[ claude ]
🔓A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent
// devtoolsoraios/⟨Python⟩★ 26,069◷ MIT[ claude ]
🔓Make Any Website into CLI & Use your logged-in browser by AI agent.
// devtoolsjackwener/⟨JavaScript⟩★ 26,068◷ Apache-2.0[ claude ]
🔓Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.
// devtoolsKilo-Org/⟨TypeScript⟩★ 25,619◷ MIT[ claude ]
🔓The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered applications and agents
// devtoolsvercel/⟨TypeScript⟩★ 25,342◷ NOASSERTION[ claude ]
🔓
🔓The first open-source harness builder for AI coding. Make AI coding deterministic and repeatable.
// devtoolscoleam00/⟨TypeScript⟩★ 22,758◷ MIT[ claude ]
🔓Official Compound Engineering plugin for Claude Code, Codex, Cursor, and more
// devtoolsEveryInc/⟨TypeScript⟩★ 22,621◷ MIT[ claude ]
🔓Mobile and Web client for Codex and Claude Code, with realtime voice, encryption and fully featured
// devtoolsslopus/⟨TypeScript⟩★ 22,385◷ MIT[ claude ]
🔓原汁原昧 Claude Code 可运行,可构建, 可调试版; 生产级工程化, 企业级可靠性; 安全无毒, 内存泄露修复
// devtoolsclaude-code-best/⟨TypeScript⟩★ 20,921[ claude ]
🔓Ralph is an autonomous AI agent loop that runs repeatedly until all PRD items are complete.
// devtoolssnarktank/⟨TypeScript⟩★ 20,882◷ MIT[ claude ]
// at a glance
| project | ★ stars | language | license | works with |
|---|---|---|---|---|
| ECC | 225,699 | JavaScript | MIT | claude |
| gstack | 119,234 | TypeScript | MIT | claude |
| OpenHands | 79,324 | Python | NOASSERTION | claude |
| graphify | 77,145 | Python | MIT | claude |
| ponytail | 73,042 | JavaScript | MIT | claude |
| rtk | 68,301 | Rust | Apache-2.0 | claude |
| cline | 64,254 | TypeScript | Apache-2.0 | claude |
| career-ops | 58,404 | JavaScript | MIT | claude |
| aider | 47,007 | Python | Apache-2.0 | claude |
| antigravity-awesome-skills | 42,299 | Python | MIT | claude |
// faq
What are the best Developer Tools for Claude?
ECC, gstack, OpenHands, and more — ranked by community score from 25 options on Claudeers.
How many are listed?
25 are currently ranked on this page, refreshed continuously from the live registry.
Are they free to use?
Every project on Claudeers is free to browse and install; many are open source. Listing is free too.
Own a devtools project for Claude? Suggest it free.
Suggest your project →