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Agent Harness

Aider

  • Open source (Apache-2.0)
  • Self-hosted
  • 49k

Verified Sep 2026

AI pair programming in your terminal

The veteran open-source CLI agent that edits your git repo from the terminal: works with any model.

Paul Gauthier's terminal pair-programmer: git-native edits with automatic commits, repo-map context, and model-agnostic BYOK. The original CLI coding agent that Claude Code took mainstream.

Who it's for

Developers who want AI pair programming in the terminal, working directly on their Git repo.

Keep exploring

1 in catalog

Aider features

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Aider works with

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Aider is an alternative to

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Aider alternatives