Aider
Open-source AI pair programming in the terminal
Open-source (Apache-2.0) AI pair programmer for the terminal that edits code in your local git repo and auto-commits changes.
Best for: Terminal users who want a lightweight, git-native BYOK assistant
Visit Aider ↗67
score / 100
- Pricing
- Free; you pay your LLM provider
- Free tier
- Yes: fully free open-source tool (BYOK)
- Open source
- Yes
- Last verified
- 2026-10-15
Score breakdown
- Fit for the use case17 / 25
- Vibe-coder friendliness7 / 15
- Output quality & reliability11 / 15
- Pricing & free tier13 / 15
- Ecosystem & integrations6 / 10
- Momentum3 / 10
- Code ownership & lock-in10 / 10
Why this score: Free and fully open, but development looks slow: last tagged GitHub release v0.86.0 (Aug 2025), PyPI v0.86.2 (Feb 2026). CLI-only, so low vibe-coder friendliness.
Based on desk research of official pricing pages and docs; see methodology.