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Aider

Open-source AI pair programming in your terminal (bring your own API key).

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Category
AI Code Editors & Agents
Pricing
free (pricing changes often, so check the official site)
Best for
  • Code faster
  • Refactor a codebase
Tags
#cli #open-source
Website
https://aider.chat

Featured in: Best AI Coding Tools (2026) · Free AI Coding Tools · Cursor Alternatives · AI Code Editors & Agents: AI Tools

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