AI Coding Assistants

Open source coding copilots and agentic dev tools — alternatives to GitHub Copilot and Cursor.

490 projects

See methodology for ranking rules; order uses public GitHub metrics within this scenario.

221–240 of 490

Rank Project Stars Forks
221 claude-code-harness

Claude Code Dedicated Development Harness - Achieving High-Quality Development Through an Autonomous Plan→Work→Review Cycle

3.1K 302
222 command-code

Command Code AI

3.8K 351
223 open-vibe-island

Native macOS control center for AI coding agents — monitor sessions, approve actions, and jump back instantly.

2.0K 333
224 pi-mcp-adapter

Token-efficient MCP adapter for Pi coding agent

1.4K 301
225 skillshare

📚 Sync skills across all AI CLI tools with one command and simplify team sharing. Supporting Codex, Claude Code, OpenClaw & more

2.6K 161
226 vibium

The verification layer for coding agents

2.9K 185
227 better-harness

An open-source Harness Engineering platform for coding agents—define harnesses as code, run controlled experiments, inspect evidence, and compare outcomes.

2.0K 167
228 shippie

extendable code review and QA agent 🚢

2.5K 243
229 codex-app-mirror

Verbatim, verifiable mirror of the official Codex desktop app — probed every 15 min, with a Sparkle delta-update feed.

2.9K 139
230 readme-ai

README file generator, powered by AI.

3.0K 296
231 cursorless

Don't let the cursor slow you down

1.3K 94
232 skills

Anthony Fu's curated collection of agent skills.

5.8K 327
233 run-gemini-cli

A GitHub Action invoking the Gemini CLI.

2.1K 278
234 teaql-agent-kit

A model-mediated harness for reliable agentic software development.

2.8K 958
235 mcp2cli

Turn any MCP, OpenAPI, or GraphQL server into a CLI — at runtime, with zero codegen

2.4K 171
236 llama.vim

Vim plugin for LLM-assisted code/text completion

2.2K 119
237 little-coder

A harness optimized to smaller LLMs

2.5K 173
238 nimbalyst

Nimbalyst is a free, open-source visual workspace for running multiple coding agents in parallel, editing their work in markdown, mockups, and diagrams, and tracking tasks.

1.6K 234
239 godot-ai

Production-grade MCP server and AI tools for the Godot engine. A Snap to install. Totally free and fun.

2.0K 122
240 magic-context

Unbounded context. Memory that manages itself. One session, for life. The hippocampus for coding agents, part of CortexKit.

1.9K 101