Open source focus

Open Source Alternatives to Thesocialexperiment

9 open source Social Platform options similar to Thesocialexperiment, 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.

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Lemmy23
Social Media
A decentralized, open-source social link aggregator and discussion platform for communities.
Open source · Self-hostable
Posit67
Data Science PlatformBoston, United States$169.9M
Open-source data science platform for enterprise teams, enabling collaboration and reproducible results.
Open source · Self-hostable
Nextcloud52
Cloud ComputingNuremberg, Germany$63.0M
Open-source, self-hosted file sync and share and collaboration platform.
Open source · Self-hostable
Mastodon51
Social MediaJena, Germany$63.0M
A decentralized, open-source social media platform and alternative to larger apps like X and Threads.
Open source · Self-hostable
PromptQL45
Artificial IntelligenceSan Francisco, United States
An AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.
Open source · Self-hostable
OWASP38
CybersecurityRaleigh, USA
A global non-profit foundation dedicated to improving software security through open community collaboration.
Open source · Self-hostable
Manyverse21
Decentralized Social Network
Manyverse 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
OpenProject13
Project ManagementBerlin, Germany
Open-source project management software.
Open source · Self-hostable
XWiki2
SoftwareParis, France
Open-source enterprise wiki and collaboration software.
Open source · Self-hostable

Company	Sector	License	HQ	Funding	Score
LemmyA decentralized, open-source social link aggregator and discussion platform for communities.	Social Media	Open source · Self-hostable	—	—	23
PositOpen-source data science platform for enterprise teams, enabling collaboration and reproducible results.	Data Science Platform	Open source · Self-hostable	Boston, United States	$169.9M	67
NextcloudOpen-source, self-hosted file sync and share and collaboration platform.	Cloud Computing	Open source · Self-hostable	Nuremberg, Germany	$63.0M	52
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
PromptQLAn AI-native workspace designed to turn team interactions into actionable, proprietary data for agentic workflows.	Artificial Intelligence	Open source · Self-hostable	San Francisco, United States	—	45
OWASPA global non-profit foundation dedicated to improving software security through open community collaboration.	Cybersecurity	Open source · Self-hostable	Raleigh, USA	—	38
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
OpenProjectOpen-source project management software.	Project Management	Open source · Self-hostable	Berlin, Germany	—	13
XWikiOpen-source enterprise wiki and collaboration software.	Software	Open source · Self-hostable	Paris, France	—	2