Seppo

Publish short texts and links, and socialise in the Social Web (a.k.a. the Fediverse).

Cost / License

Free
Open Source (GPL-3.0)

Application type

Microblog

Origin

Germany
EU

Platforms

Self-Hosted

Seppo alternatives

0likes

17alternatives

0articles

Features

Support for ActivityPub
Fediverse

Seppo information

Developed by
Marcus Rohrmoser
Licensing
Open Source (GPL-3.0) and Free product.
Alternatives
17 alternatives listed
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Supported Languages
- English

AlternativeTo Category

Social & Communications

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Seppo was added to AlternativeTo by cel on Feb 2, 2026 and this page was last updated Jun 2, 2026.

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Featured in Lists

Fediverse: ActivityPub software

This is a list for all of social platform (and other services) that uses ActivityPub protocol. Sorted either by the most popular or the project maturity. Cover by David Revoy (CC-BY-SA 4.0): https://www.davidrevoy.com/article1043/my-neighbor-mastodon-and-fediverse/show Not on list: Librate (https://codeberg.org/mjh/LibRate development halted)

By cel82 appsUpdated Jul 30, 2026

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