AI coding agents are changing how developers write and maintain code.
These tools act like intelligent teammates: they understand prompts, generate functions, refactor existing projects, and even build apps end-to-end.
Browse this collection of free and open-source AI coding agents to find ones that fit your workflow, from CLI-based assistants to in-browser AI coders.
💡 Not sure which one to choose?
If you are looking for the most popular and reliable solutions, check out our curated guide: 7 Best CLI AI Coding Agents
Install Grok Build and explore its terminal UI, sessions, Plan mode, worktrees, extensions, automation commands, and security controls.
Install the open-source CLI with npm, choose a provider, then use prompts, file tools, Bash commands, sessions, and agent routing in one terminal.
Install a free, MIT-licensed agent that runs locally and sends model requests to your configured provider. You control the source, permissions, skills, MCP connections, and stored project context.
Yet another alternative to Claude Code. Edit files, run shell commands, and manage git with approval gates or full auto mode.
Xiaomi's open-source terminal coding agent. Check current access, installation, providers, memory, MCP, and skills.
An open-source command-line AI agent supporting multiple language models for code generation. Switch between OpenAI, Claude, and Gemini in your terminal.
A free, open-source CLI AI coding agent. Supports 15+ AI providers, TypeScript extensions, and OAuth login with Anthropic or OpenAI subscriptions.
An open-source CLI AI coding agent with Kimi access, MCP, providers, skills, plugins, subagents, and browser UI.
A free CLI coding assistant powered by Mistral Devstral 2. Learn how this open-source AI agent automates coding tasks in your terminal.
The Next-Generation Gemini CLI that runs Antigravity agents in your terminal, with subagents, MCP, plugins, slash commands, and permissions.
A 26 MB Rust coding agent that averages 16 MB RAM and works with Ollama, OpenRouter, OpenAI, Anthropic, and Gemini.
A local Agent Skill turns Claude Code, Codex, Gemini CLI, Copilot CLI, Antigravity, and OpenCode into peer sessions that exchange short messages through SQLite.
Turns Claude Code into a desktop multi-agent workflow with task planning, isolated worktrees, QA review, and controlled merges.
Local-first desktop AI agent that drives 16 CLIs (Claude Code, Codex, Gemini, Qwen, Goose) from one interface. Free, open source, no subscription.
A free, open-source AI coding agent for local LLMs from 8B to 35B. No API key required. Works with LM Studio, Ollama, and OpenRouter.
Generate text, video, speech, and music from the terminal with MiniMax CLI. Built for AI agents in Cursor, Claude Code, and OpenClaw.
See exactly how many tokens your AI CLI agent consumes with Tokentap's real-time proxy dashboard for Claude Code, OpenAI Codex, and Gemini CLI.
We tested dozens of open-source CLI AI coding agents and picked the 7 that genuinely work best for developers in 2026, based on GitHub stars and how they perform in real projects.
A free, open-source coding agent that integrates with GitHub repositories to analyze, understand, and contribute to codebases automatically.
A free AI coding assistant that switches between GPT-5, Claude 4, and local models. Zero telemetry, full privacy control.
Yet another open-source command-line AI tool that supports multiple LLM providers. A fork of Gemini CLI.
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