Aider

by Open Source

Open-source terminal pair programming

Visit

Pricing

Free; bring your own API key

Difficulty

advanced

Time to Start

15 min

Privacy

high

Free Tier

Free and open-source (Apache 2.0); uses your own LLM API key

Limits: Unlimited (API costs apply); supports many LLM providers

When to upgrade: N/A (fully free); upgrade LLM provider for better results

Use Cases

Pair programming with AI; multi-file editing via chat; git-integrated coding; code review; refactoring

Technical Details

Type: web

Offline: No

API: No

Languages: All major programming languages

Integrations: Git (native), any LLM (OpenAI, Anthropic, Google, Ollama, etc.), terminal

Ideal For

Senior developersopen-source contributorsterminal-native engineersprivacy-conscious devs

Supported Content

Code

Output Formats

Code filesgit commitsdiffsterminal output

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