Best open-source AI coding agents
Full transparency & control: these 12 open-source / open-weight agents are freely customizable and pair with any API provider.
Cline
Rank 1: Cline — Devops who want a transparent, hackable agent.
Ranked top providers for this use case
| Rank | Provider | From /month | Context | Best for | Link |
|---|---|---|---|---|---|
| #1 | Cline open source (community) | Free | model-dependent | Devops who want a transparent, hackable agent | Website → |
| #2 | OpenHands (ex-OpenDevin) All Hands AI (open source) | Free | model-dependent | Devs wanting a transparent autonomous agent they control | Website → |
| #3 | Continue.dev Continue (open source) | Free | model-dependent | Devs wanting a hackable, provider-agnostic copilot | Website → |
| #4 | Roo Code open source (community) | Free | model-dependent | Power-users wanting custom modes & subagents | Website → |
| #5 | Qwen Coder (Alibaba) Alibaba Cloud | Free | 256K–1M tokens | Self-hosters and open-weight fans | Website → |
| #6 | CodeGeeX Z.ai (Zhipu) / Tsinghua | Free | model-dependent | Devs wanting a free, open-source multilingual copilot | Website → |
| #7 | StarCoder2 (BigCode) BigCode / Hugging Face | Free | 16K tokens | Self-hosters wanting a free open-weight code model | Website → |
| #8 | GPT-Pilot Pythagora (open source) | Free | model-dependent | Devops experimenting with prompt-to-app generation locally | Website → |
| #9 | Void Void (open source) | Free | model-dependent | Privacy-focused devs wanting an open-source AI IDE | Website → |
| #10 | DeepSeek Coder DeepSeek | Free | 128K tokens | Budget-conscious coding with frontier-ish quality | Website → |
| #11 | Aider Paul Gauthier (open source) | Free | model-dependent | Terminal-first devs who want git-native AI edits | Website → |
| #12 | Refact.ai Refact | Free | model-dependent | Teams wanting self-hostable open-weight coding LLMs | Website → |
- Rank 1: Cline — Devops who want a transparent, hackable agent.
- Rank 2: OpenHands (ex-OpenDevin) — Devs wanting a transparent autonomous agent they control.
- Rank 3: Continue.dev — Devs wanting a hackable, provider-agnostic copilot.
- Rank 4: Roo Code — Power-users wanting custom modes & subagents.
- Rank 5: Qwen Coder (Alibaba) — Self-hosters and open-weight fans.
- Rank 6: CodeGeeX — Devs wanting a free, open-source multilingual copilot.
- Rank 7: StarCoder2 (BigCode) — Self-hosters wanting a free open-weight code model.
- Rank 8: GPT-Pilot — Devops experimenting with prompt-to-app generation locally.
- Rank 9: Void — Privacy-focused devs wanting an open-source AI IDE.
- Rank 10: DeepSeek Coder — Budget-conscious coding with frontier-ish quality.
- Rank 11: Aider — Terminal-first devs who want git-native AI edits.
- Rank 12: Refact.ai — Teams wanting self-hostable open-weight coding LLMs.
Frequently asked questions
Which tool is best for best open-source ai coding agents?
The ranking above is generated data-driven from the strengths, free tiers and prices of all providers. Rank 1 is our top pick for this use case.
How many providers are good for best open-source ai coding agents?
In total 12 providers from our catalog meet the criteria for this use case — ranked in order above.