Open Source Alternatives to Bookcrossing.com
4 open source Community Platform options similar to Bookcrossing.com, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
Mastodon51Social MediaJena, Germany$63.0MA decentralized, open-source social media platform and alternative to larger apps like X and Threads.
Open source · Self-hostable
Lemmy23Social MediaA decentralized, open-source social link aggregator and discussion platform for communities.
Open source · Self-hostable
Manyverse21Decentralized Social NetworkManyverse is a social network client that uses a peer-to-peer protocol, allowing users to create and share content offline and without central servers.
Open source · Self-hostable
- Recipe Commons7Cultural Heritage
An open initiative for documenting, sharing, and preserving recipes across cultures and languages.
Open source · Self-hostable
| Company | Sector | License | HQ | Funding | Score | Website |
|---|---|---|---|---|---|---|
| MastodonA decentralized, open-source social media platform and alternative to larger apps like X and Threads. | Social Media | Open source · Self-hostable | Jena, Germany | $63.0M | 51 | |
| LemmyA decentralized, open-source social link aggregator and discussion platform for communities. | Social Media | Open source · Self-hostable | — | — | 23 | |
| ManyverseManyverse is a social network client that uses a peer-to-peer protocol, allowing users to create and share content offline and without central servers. | Decentralized Social Network | Open source · Self-hostable | — | — | 21 | |
| Cultural Heritage | Open source · Self-hostable | — | — | 7 |