head to head · open source
Cinny vs certstrap
Cinny has 3,968 GitHub stars, 608 forks, 354 open issues and last shipped yesterday. certstrap has 2,462 stars, 212 forks, 32 open issues and last shipped 3 days ago. Cinny leads on adoption by 61% (3,968 vs 2,462 stars). Cinny is written in TypeScript under AGPL-3.0; certstrap is written in Go under Apache-2.0. Cinny has attracted 15% as many forks as stars, certstrap 9%. Cinny was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Cinny | certstrap | |
|---|---|---|
| GitHub stars | ★ 4.0K | ★ 2.5K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | Go |
| Last push | 2026-11-04 | 2026-11-02 |
| Forks | ⑂ 608 | ⑂ 212 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Cinny if
- You weight community size — 4.0K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick certstrap if
- You want the certstrap feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and certstrap fits your workflow better
About Cinny
Cinny A Matrix client focusing primarily on simple, elegant and secure interface. The main goal is to have an instant messaging application that is easy on people and has a modern touch. Roadmap Contributing [!IMPORTANT] We are currently in the process of [replacing] the matrix js sdk with our own SDK. As a result, we will not be accepting any pull requests until further notice. Thank you for your understanding. [replacing]: Getting started The web app is available at [app.cinny.in] and gets updated on each new release. The dev branch is continuously deployed at [dev.cinny.in] but keep in mind that it could have…
read the full Cinny overview →
About certstrap
certstrap A simple certificate manager written in Go, to bootstrap your own certificate authority and public key infrastructure. Adapted from etcd ca. certstrap is a very convenient app if you don't feel like dealing with openssl, its myriad of options or config files. Common Uses certstrap allows you to build your own certificate system: 1. Initialize certificate authorities 2. Create identities and certificate signature requests for hosts 3. Sign and generate certificates Certificate architecture certstrap can init multiple certificate authorities to sign certificates with. Users can make arbitrarily long…
read the full certstrap overview →
More in Security & Privacy
Related comparisons
More Data Security & Privacy projects
Compare either of these against the rest of the Data Security & Privacy field.
Frequently asked questions
Is Cinny or certstrap more popular?
Cinny has 3,968 GitHub stars and certstrap has 2,462. Cinny has the larger community by that measure.
Are Cinny and certstrap free?
Both are open source. Cinny is licensed under AGPL-3.0 and certstrap under Apache-2.0. Neither carries a licence fee.
What is the difference between Cinny and certstrap?
Cinny is written in TypeScript and certstrap in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Cinny or certstrap?
Choose Cinny if you want the larger community (3,968 stars) or its AGPL-3.0 licence terms. Choose certstrap if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.