Open source focus

Open Source Alternatives to Tumblr

3 open source Social Media options similar to Tumblr, 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.

View all alternatives to Tumblr →

Mastodon
Not rated
A decentralized, open-source social media platform and alternative to larger apps like X and Threads.
Open source · Self-hostable
FxTwitter
Not rated
Open-source tool to fix and enhance Twitter/X embeds on Discord, Telegram, and other platforms.
Open source · Self-hostable
Lemmy
Not rated
A decentralized, open-source social link aggregator and discussion platform for communities.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
MastodonA decentralized, open-source social media platform and alternative to larger apps like X and Threads.	Open source · Self-hostable	-	Not rated	-
FxTwitterOpen-source tool to fix and enhance Twitter/X embeds on Discord, Telegram, and other platforms.	Open source · Self-hostable	-	Not rated	-
LemmyA decentralized, open-source social link aggregator and discussion platform for communities.	Open source · Self-hostable	-	Not rated	-