Aider
Pair-programming agent in your terminal that commits changes to git.
Updated
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Use cases
About Aider
Aider is listed in our coding category and is aimed at builders. Pair-programming agent in your terminal that commits changes to git. Pricing, as the maker states it: Open source. Maturity: Mature. We last checked the official link on 2026-10-14.
What is Aider?
Aider lets you pair program with LLMs in your terminal to start a new project or build on an existing codebase. It makes a map of your entire codebase, which helps in larger projects, and works with most popular programming languages.
It can connect to almost any LLM, including local models, and automatically commits changes with sensible commit messages so you can diff, manage and undo AI changes with familiar Git tools. You can also use it from your IDE by adding comments to your code.
Sources: the official README and our directory listing, checked 2026-10-18. Official site: aider.chat.
Who is Aider for?
Developers who like working in the terminal and want AI changes committed to Git automatically.
Aider at a glance
- Open source: Yes (Apache License 2.0)
- GitHub: Aider-AI/aider · 49,680 stars (as of Oct 21, 2026)
Key features
- Codebase map for larger projects
- Works with almost any LLM, including local
- Automatic Git commits
- Dozens of programming languages
- IDE use via code comments
Aider FAQ
What is Aider?
Aider lets you pair program with LLMs in your terminal to start a new project or build on an existing codebase. It makes a map of your entire codebase, which helps in larger projects, and works with most popular programming languages.
Who is Aider for?
Developers who like working in the terminal and want AI changes committed to Git automatically.
Is Aider free?
Aider's pricing, as the maker states it: Open source. Open-source tools are free to use, though you may still pay for model API usage or a hosted plan. Check the official site for current plans.
Is Aider open source?
Yes. Aider is released under the Apache License 2.0, according to its GitHub repository.
What are alternatives to Aider?
Similar tools include Claude Code, Qwen Code, Atlas, Amp, Chaterm and Hunk.
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