Firefish vs Sharkey
A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Firefish | Sharkey |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Category | Social Networks | Social Networks |
| License | AGPL-3.0 | AGPL-3.0 |
| Language | TypeScript | TypeScript |
| Setup difficulty | Medium | Medium |
| Min. RAM | 2,048 MB | 2,048 MB |
| Deployment | docker, bare-metal | docker, bare-metal |
| GitHub stars | ★ 1,300 | ★ 600 |
| First released | 2022 | 2023 |
| Replaces | Twitter, Mastodon | Twitter, Mastodon |
What are Firefish and Sharkey?
Firefish
Firefish is an open-source, decentralized social media platform built on ActivityPub with extensive interface customization. It includes a built-in post translator, reactions, and a flexible timeline.
- Highly customizable UI
- Post reactions
- Built-in translation
- Federated timelines
Sharkey
Sharkey is a feature-rich fork of Misskey that adds quote posts, improved moderation, and additional customization for fediverse instances. It supports a rich timeline with reactions and drive file storage.
- Quote posts and reactions
- Drive file storage
- Extensive customization
- Improved moderation
Firefish vs Sharkey: key differences
Both projects are written in TypeScript. Firefish has the considerably larger community, at 1,300 GitHub stars versus 600.
Why pick each one
Choose Firefish if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Active community (1.3k GitHub stars)
- Written in TypeScript
Choose Sharkey if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Written in TypeScript
Frequently asked questions
Is Firefish or Sharkey better?
Neither is universally better. Firefish has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Firefish and Sharkey free and open-source?
Yes. Firefish is licensed under AGPL-3.0 and Sharkey under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Firefish and Sharkey with Docker?
Firefish: yes. Sharkey: yes.