Fedify vs Ktistec
A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Fedify
ActivityPub server framework for TypeScript
VS
Ktistec
Single-user ActivityPub server in Crystal
| Feature | Fedify | Ktistec |
|---|---|---|
| Category | Social Networks | Social Networks |
| License | MIT | AGPL-3.0 |
| Language | TypeScript | Crystal |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 256 MB |
| Deployment | source | binary, source |
| GitHub stars | ★ 1,017 | ★ 435 |
| First released | 2024 | 2020 |
| Replaces | Twitter, Mastodon |
Why pick each one
Choose Fedify if…
- Released under the MIT license
- Active community (1k GitHub stars)
- Written in TypeScript
- Tiny footprint — runs in 256 MB RAM
Choose Ktistec if…
- Released under the AGPL-3.0 license
- Written in Crystal
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Fedify or Ktistec better?
Neither is universally better. Fedify has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Fedify and Ktistec free and open-source?
Yes. Fedify is licensed under MIT and Ktistec under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Fedify and Ktistec with Docker?
Fedify: check the project docs for container support. Ktistec: check the project docs for container support.