Open-source and BYOK alternatives to Cursor
Many developers want Cursor-style AI coding without a subscription or vendor lock-in. Open-source and bring-your-own-key (BYOK) agents give you that — here is how they compare.
Updated October 2026
Open-source agents
These are free software; you bring your own API key and pay only for model usage.
- OpenCode and pi: terminal agents.
- Aider: git-native terminal pair programmer.
- Cline, Roo Code and Kilo Code: agents inside VS Code (Kilo also JetBrains).
- Zed: an open-source editor with built-in AI.
Exvisit Studio: BYOK with a full desktop studio
Disclosure: this is our product. Exvisit is not open source, but its Free plan is the full desktop studio with your own keys and zero markup. You get a Cursor-like editor and inline diff review, plus local compile verification of every edit and document, deck and sheet generation.
Download freeHow to choose
Choose open source if you want to read and modify the tool itself. Choose Exvisit if you want a polished desktop studio, verified edits and the option of managed credits from ₹150/month.
Frequently asked questions
What is the best open-source Cursor alternative?+
Popular open-source options include Cline, Roo Code and Kilo Code (inside VS Code), OpenCode and Aider (terminal), and the Zed editor.
Is Exvisit open source?+
No. Exvisit Studio is a proprietary desktop app, but its Free plan is fully usable with your own API keys and zero markup.
How much does Exvisit cost?+
Exvisit Studio is free with your own API keys (BYOK). Paid plans are Lite at ₹150/month (≈ $1.50), Mini at ₹650/month (≈ $6.50) and Pro at ₹1,500/month (≈ $15), each with cloud credits. You can pay in INR with UPI, net banking or Indian cards, or with international cards.
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Free with your own keys