One-shot full-stack apps with your existing AI coding tool. Puter.js gives you Auth, Storage, DB, AI & more, with up to 90% fewer AI tokens than other backend platforms. Learn more →
Top 23 JavaScript Copilot Projects
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Puter.js
Puter.js - The Backend for AI-Generated Apps. One-shot full-stack apps with your existing AI coding tool. Puter.js gives you Auth, Storage, DB, AI & more, with up to 90% fewer AI tokens than other backend platforms.
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9router
Unlimited FREE AI coding. Connect Claude Code, Codex, Cursor, Cline, Copilot, Antigravity to FREE Claude/GPT/Gemini via 40+ providers. Auto-fallback, RTK -40% tokens, never hit limits.
Project mention: 9router: route Claude Code, Cursor, or Copilot through whichever free tier you've got | dev.to | 2026-05-09I was crawling GitHub trending for AI infra projects when I came across decolua/9router. It's the most thoughtful "stretch your free tiers" project I've seen for AI coding tools — and it does a few things I hadn't seen combined before. Worth a 60-second rundown for anyone burning through Cursor/Claude/Copilot budgets faster than they'd like.
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clawd-on-desk
A pixel desktop pet that watches Claude Code, Codex, Cursor & other AI coding agents — so you don't have to.
Project mention: Clawd-on-Desk: a pixel desktop pet watching your AI coding agents | news.ycombinator.com | 2026-05-28 -
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openusage
Burning through your subscriptions too fast? Paying for stuff you never use? Stop guessing. OpenUsage is free and open source.
Project mention: OpenUsage: Track all your AI usage, in one panel | news.ycombinator.com | 2026-04-30 -
getting-started-with-github-copilot
Learn, build, debug, and ship faster than ever with your favorite AI pair programmer.
Project mention: GitHub Skills: Your Complete Learning Path to AI-Powered Development | dev.to | 2026-01-221. Getting Started with GitHub Copilot
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Project mention: Catswords.Phantomizer: An HTTP-based DLL loader designed for .NET apps | news.ycombinator.com | 2025-12-07
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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ClipboardConqueror
Clipboard Conqueror is a novel copy and paste copilot alternative designed to bring your very own LLM AI assistant to any text field.
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npm-copilot
CLI tool for Next.js that can analyze logs in real-time and suggest a solution using OpenAI
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accessibility-agents
Accessibility review agents for Claude Code, GitHub Copilot, and Claude Desktop. Eleven specialists that enforce WCAG 2.2 AA compliance so AI coding tools stop generating inaccessible code.
Project mention: The enforcement gap: why finding issues was never the problem | dev.to | 2026-04-08An open-source project called Community Access released 57 accessibility agents for Claude Code, GitHub Copilot, and Claude Desktop. They enforce WCAG 2.2 AA by intercepting every prompt and delegating to specialist reviewers.
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Project mention: GitHub Skills: Your Complete Learning Path to AI-Powered Development | dev.to | 2026-01-22
3. Integrate MCP with GitHub Copilot
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expand-your-team-with-copilot
Let Copilot coding agent tackle your issues directly on GitHub. No coding environment needed.
Project mention: GitHub Skills: Your Complete Learning Path to AI-Powered Development | dev.to | 2026-01-224. Expand Your Team with Copilot Coding Agent
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customize-your-github-copilot-experience
Customize GitHub Copilot's behavior with custom instructions, prompts, and chat modes for your specific development workflows.
Project mention: GitHub Skills: Your Complete Learning Path to AI-Powered Development | dev.to | 2026-01-222. Customize Your GitHub Copilot Experience
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VercelZero
Open-source deployment platform inspired by Vercel, showcasing product-focused frontend architecture, AI-assisted workflows, and a modern dashboard UX with Next.js + TypeScript
Project mention: Building VercelZero: An Open-Source Deployment Platform Experience with Next.js + AI | dev.to | 2026-03-13[https://github.com/DaveSimoes/VercelZero]
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CodeXpert
Code Xpert: A completely free and open-source GitHub Copilot-like Project With VS Code extension.
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maestro
Workflow fluency for AI coding agents. 1 skill, 20 commands, 7 references — works across Cursor, Claude Code, Gemini CLI, Copilot, and 6 more. (by sharpdeveye)
So I built Maestro — 21 skills and 20 commands that inject workflow discipline into any AI coding agent. One install. Works with Cursor, Claude Code, Gemini CLI, Copilot, Codex, and 5 more.
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rule-porter
Convert AI IDE rules between Cursor, Windsurf, CLAUDE.md, AGENTS.md, and Copilot. Bidirectional. Zero dependencies.
Project mention: rule-porter: Convert Cursor rules to CLAUDE.md, AGENTS.md, and Copilot | dev.to | 2026-02-27View on GitHub
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memoir
Persistent memory for AI coding tools. Sync Claude, Cursor, Gemini, Copilot, Windsurf + 6 more across machines via MCP. E2E encrypted. Open source. (by camgitt)
Project mention: Show HN: Memoir – persistent memory for AI coding tools via MCP | news.ycombinator.com | 2026-03-30 -
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rule-gen
Generate AI coding rules from your actual source code, powered by Google Gemini. npx rulegen-ai
Project mention: I Fed My Entire Codebase to Gemini. It Wrote Better Cursor Rules Than I Did. | dev.to | 2026-02-28I wanted something that actually reads code. Not config files, not dependency lists. The actual source files where patterns live. So I built rule-gen, a CLI that feeds your codebase into Gemini and generates coding rules based on what it finds.
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ai-tool-watch
Evidence-backed reference for AI capabilities, pricing tiers, availability, and platform support across ChatGPT, Claude, Gemini, Copilot, and more.
GitHub repo | Live site | Contributing guide | Knowledge-as-Code
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
JavaScript Copilot discussion
JavaScript Copilot related posts
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Stop Googling 'Can I Use That AI Feature on the Free Plan'
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Building a Streamable HTTP MCP Server: From stdio to Vercel Serverless
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Why AI Agents Need a Skills Marketplace (And What We're Building)
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Stop Vibe Coding: What Happens When You Give Your AI Agent a Real Spec
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Here's how git-mcp.io shows the typewriter effect on its landing page.
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Clipboard Conqueror: Your own AI assistant for any text field
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Clipboard Conqueror now supports openAI.
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A note from our sponsor - Puter.js
developer.puter.com | 21 Jul 2026
Index
What are some of the best open-source Copilot projects in JavaScript? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | BingGPT | 8,992 |
| 2 | 9router | 6,614 |
| 3 | clawd-on-desk | 3,188 |
| 4 | amurex | 2,827 |
| 5 | openusage | 2,142 |
| 6 | getting-started-with-github-copilot | 668 |
| 7 | welsonjs | 463 |
| 8 | ClipboardConqueror | 445 |
| 9 | npm-copilot | 375 |
| 10 | accessibility-agents | 362 |
| 11 | clara-copilot | 286 |
| 12 | integrate-mcp-with-copilot | 229 |
| 13 | expand-your-team-with-copilot | 164 |
| 14 | customize-your-github-copilot-experience | 66 |
| 15 | VercelZero | 66 |
| 16 | CodeXpert | 38 |
| 17 | Bloxi | 23 |
| 18 | maestro | 15 |
| 19 | rule-porter | 12 |
| 20 | memoir | 12 |
| 21 | git-scribe | 11 |
| 22 | rule-gen | 9 |
| 23 | ai-tool-watch | 7 |