Aider
AI pair programmer that edits code in your local git repo via terminal.
Coding AssistantOpen Sourcefrom Free (BYO API key)
About Aider
Aider is a command-line AI pair programmer that works directly with your local git repository. It edits multiple files, runs tests, and creates clean commits — pairing well with GPT, Claude, and local models.
Key Features
- Terminal-based AI pair programmer
- Git-aware context
- Automatic lint & test fixing
- Supports all major LLMs
- Voice input support
Pros & Cons
Pros
- Excellent for refactoring existing code
- Git integration is best-in-class
- Low cost per task
Cons
- Terminal only — no GUI
- Less capable on brand new projects
- Setup can be fiddly
Our verdict
Best open-source pair programmer for terminal lovers. Unmatched git integration.
Tags
- #agentic-coding
- #open-source
- #cli
- #git
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