Iceshrimp vs ActivityPub for WordPress
A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Iceshrimp | ActivityPub for WordPress |
|---|---|---|
| Deploy effort | Under-an-hour setup | Read-the-docs project |
| Category | Social Networks | Social Networks |
| License | AGPL-3.0 | MIT |
| Language | TypeScript | PHP |
| Setup difficulty | Medium | Easy |
| Min. RAM | 1,024 MB | 256 MB |
| Deployment | docker, bare-metal | source |
| GitHub stars | ★ 300 | ★ 583 |
| First released | 2023 | 2019 |
| Replaces | Twitter, Mastodon | Twitter, Medium |
What are Iceshrimp and ActivityPub for WordPress?
Iceshrimp
Iceshrimp is a decentralized, ActivityPub-compatible microblogging server derived from Misskey with a focus on stability and reduced resource use. It offers a familiar fediverse experience with custom emoji and reactions.
- Misskey-compatible features
- Custom emoji reactions
- Lower resource usage
- ActivityPub federation
ActivityPub for WordPress
The ActivityPub plugin lets a self-hosted WordPress site federate with the fediverse, so people can follow blog posts from Mastodon and other ActivityPub software. It also delivers comments back as replies.
- Federates WordPress posts
- Follow blogs from Mastodon
- Comments as replies
- Official Automattic plugin
Iceshrimp vs ActivityPub for WordPress: key differences
Iceshrimp is written in TypeScript, while ActivityPub for WordPress is built with PHP. Licensing differs — AGPL-3.0 for Iceshrimp versus MIT for ActivityPub for WordPress. ActivityPub for WordPress is the lighter option, starting around 256 MB of RAM against 1,024 MB for Iceshrimp. ActivityPub for WordPress is the more established project (first released 2019), while Iceshrimp arrived in 2023. Iceshrimp lists first-class Docker deployment; ActivityPub for WordPress does not.
Why pick each one
Choose Iceshrimp if…
- Released under the AGPL-3.0 license
- First-class Docker support for quick deployment
- Written in TypeScript
Choose ActivityPub for WordPress if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Written in PHP
- Tiny footprint — runs in 256 MB RAM
Frequently asked questions
Is Iceshrimp or ActivityPub for WordPress better?
ActivityPub for WordPress is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Iceshrimp if its specific feature set fits your needs better.
Are Iceshrimp and ActivityPub for WordPress free and open-source?
Yes. Iceshrimp is licensed under AGPL-3.0 and ActivityPub for WordPress under MIT. Both can be self-hosted at no software cost.
Can I run Iceshrimp and ActivityPub for WordPress with Docker?
Iceshrimp: yes. ActivityPub for WordPress: check the project docs for container support.
Which is lighter on resources, Iceshrimp or ActivityPub for WordPress?
ActivityPub for WordPress has the smaller minimum footprint at 256 MB of RAM, compared to about 1,024 MB for Iceshrimp. Real-world usage depends on library size, user count, and enabled features.