Ktistec vs Phanpy
A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.
Phanpy
Minimalistic opinionated Fediverse ⁂ web client
| Feature | Ktistec | Phanpy |
|---|---|---|
| Deploy effort | Read-the-docs project | Read-the-docs project |
| Health score | 79 · Good | 84 · Excellent |
| Category | Social Networks | Social Networks |
| License | AGPL-3.0 | MIT |
| Language | Crystal | JavaScript |
| Setup difficulty | Medium | Easy |
| Min. RAM | 256 MB | 100 MB |
| Deployment | binary, source | bare-metal |
| GitHub stars | ★ 436 | ★ 1,492 |
| First released | 2020 | 2024 |
| Replaces | Twitter, Mastodon | Bluesky, Mastodon, Threads |
What are Ktistec and Phanpy?
Ktistec
Ktistec is a single-user ActivityPub server written in Crystal, designed to be easy to deploy and maintain. It provides a personal fediverse presence with a simple, self-contained runtime.
- Single-user design
- Self-contained runtime
- SQLite storage
- ActivityPub federation
Phanpy
Minimalistic opinionated Fediverse ⁂ web client.
Ktistec vs Phanpy: key differences
Ktistec is written in Crystal, while Phanpy is built with JavaScript. Licensing differs — AGPL-3.0 for Ktistec versus MIT for Phanpy. Phanpy is the lighter option, starting around 100 MB of RAM against 256 MB for Ktistec. Ktistec is the more established project (first released 2020), while Phanpy arrived in 2024. Phanpy has the considerably larger community, at 1,492 GitHub stars versus 436.
Why pick each one
Choose Ktistec if…
- Released under the AGPL-3.0 license
- Written in Crystal
- Tiny footprint — runs in 256 MB RAM
Choose Phanpy if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Active community (1.5k GitHub stars)
- Written in JavaScript
Frequently asked questions
Is Ktistec or Phanpy better?
Phanpy is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Ktistec if its specific feature set fits your needs better.
Are Ktistec and Phanpy free and open-source?
Yes. Ktistec is licensed under AGPL-3.0 and Phanpy under MIT. Both can be self-hosted at no software cost.
Can I run Ktistec and Phanpy with Docker?
Ktistec: check the project docs for container support. Phanpy: check the project docs for container support.
Which is lighter on resources, Ktistec or Phanpy?
Phanpy has the smaller minimum footprint at 100 MB of RAM, compared to about 256 MB for Ktistec. Real-world usage depends on library size, user count, and enabled features.