Discourse vs Tesseract
A side-by-side comparison of two self-hosted social networks options — licensing, setup difficulty, resource needs, and what each one replaces.
Discourse
Modern open-source community discussion platform
VS
Tesseract
Archived
Media-focused alternative web interface for Lemmy
| Feature | Discourse | Tesseract |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Status | Actively maintained | Archived |
| Category | Social Networks | Social Networks |
| License | GPL-2.0 | AGPL-3.0 |
| Language | Ruby | Svelte |
| Setup difficulty | Medium | Easy |
| Min. RAM | 2,048 MB | 256 MB |
| Deployment | docker, source | docker, source |
| GitHub stars | ★ 47,889 | ★ 3 |
| First released | 2013 | 2023 |
| Replaces | phpBB, Reddit |
What are Discourse and Tesseract?
Discourse
Discourse is a free, open-source platform for community discussion, forums, and mailing lists. It offers real-time updates, trust levels, and an extensive plugin ecosystem.
- Real-time forum updates
- Trust-level moderation
- Rich plugin ecosystem
- Email-in posting
Tesseract
Tesseract is an alternative front-end for Lemmy that emphasizes inline media playback and a richer browsing experience. It connects to any existing Lemmy instance via the public API.
- Media-rich Lemmy front-end
- Inline video and image playback
- Works with any instance
- Modern Svelte interface
Discourse vs Tesseract: key differences
The biggest difference is maintenance: Tesseract's repository is archived and no longer developed, while Discourse is actively maintained. Discourse is written in Ruby, while Tesseract is built with Svelte. Licensing differs — GPL-2.0 for Discourse versus AGPL-3.0 for Tesseract. Tesseract is the lighter option, starting around 256 MB of RAM against 2,048 MB for Discourse. Discourse is the more established project (first released 2013), while Tesseract arrived in 2023. Discourse has the considerably larger community, at 47,889 GitHub stars versus 3.
Why pick each one
Choose Discourse if…
- Polished modern UI
- Strong moderation tools
Watch out for
- Resource-hungry
- Opinionated Docker setup
Choose Tesseract if…
- Released under the AGPL-3.0 license
- Easy to set up — beginner-friendly
- First-class Docker support for quick deployment
- Written in Svelte
Frequently asked questions
Is Discourse or Tesseract better?
Neither is universally better. Discourse has the larger community, while Tesseract is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are Discourse and Tesseract free and open-source?
Yes. Discourse is licensed under GPL-2.0 and Tesseract under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Discourse and Tesseract with Docker?
Discourse: yes. Tesseract: yes.
Which is lighter on resources, Discourse or Tesseract?
Tesseract has the smaller minimum footprint at 256 MB of RAM, compared to about 2,048 MB for Discourse. Real-world usage depends on library size, user count, and enabled features.