Aider

startup

United States Founded 2023 1-10 employees

Aider is the open-source AI pair programming CLI created in 2023 by Paul Gauthier. Apache 2.0 licensed. Local Git-aware coding agent for terminal users; community-maintained.

About Aider

Aider is the open-source AI pair programming project created in 2023 by Paul Gauthier. The Aider command-line tool runs locally and edits Git repositories via large language model APIs, with the GitHub repository (paul-gauthier/aider, Apache 2.0) maintained primarily by Gauthier. The project is community-supported rather than venture-funded as of April 2026.

Products by Aider

Aider

Open Source Free Tier

Open-source command-line AI pair programmer that edits Git repositories with multi-file context and automatic commits.