head to head · open source
twinny vs 0security
twinny has 3,699 GitHub stars, 243 forks, 48 open issues and last shipped 3 days ago. 0security has 1,356 stars, 179 forks, 5 open issues and last shipped today. twinny leads on adoption by 173% (3,699 vs 1,356 stars). twinny is written in TypeScript under MIT; 0security is written in TypeScript under Apache-2.0. twinny has attracted 7% as many forks as stars, 0security 13%. 0security was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (code-review), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| twinny | 0security | |
|---|---|---|
| GitHub stars | ★ 3.7K | ★ 1.4K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-12 | 2026-11-15 |
| Forks | ⑂ 243 | ⑂ 179 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick twinny if
- You weight community size — 3.7K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick 0security if
- You want the 0security feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and 0security fits your workflow better
About twinny
twinny The AI coding assistant for Visual Studio Code that stays inside your network. Code completion, inline edits, chat, code review and more, on a model server you choose: on your machine, on another of your devices, on a hosted API, or on one gateway your whole team shares. Free, open source, MIT licensed, no telemetry, no sign in. Install from the Marketplace · Documentation · What's new · Changelog · Teams · 中文 · Português (BR) For teams: one gateway on your network serves every developer's VS Code, with a key per person, usage, policy and an admin page. npx twinny server quickstart sets it up. Free for…
read the full twinny overview →
About 0security
Continuous security agents for your whole tech stack By the Swiss Applied AI & Cybersecurity Research Lab Backed by 0security is an open source framework for building and deploying security agents. They find vulnerabilities across your code, dependencies, infrastructure, LLM apps and AI agents, prove them, fix them, verify the fix and keep watching. It runs on your own infrastructure, with the LLMs you choose. Quick start Prefer the terminal? Windows, Docker and source installs Windows (experimental): download 0 windows x64.exe from Releases. Docker : docker run rm ghcr.io/0sec labs/0security:latest help . See…
read the full 0security overview →
More in Developer Tools
Related comparisons
More Version Control & Collaboration projects
Compare either of these against the rest of the Version Control & Collaboration field.
Frequently asked questions
Is twinny or 0security more popular?
twinny has 3,699 GitHub stars and 0security has 1,356. twinny has the larger community by that measure.
Are twinny and 0security free?
Both are open source. twinny is licensed under MIT and 0security under Apache-2.0. Neither carries a licence fee.
What is the difference between twinny and 0security?
twinny is written in TypeScript and 0security in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, twinny or 0security?
Choose twinny if you want the larger community (3,699 stars) or its MIT licence terms. Choose 0security if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.