Social Networks & Fediverse Software Directory

Mastodon

Federated microblogging server.

5K stars open source

Team Chat Social Networks & Fediverse

Hey 1

Hey is a decentralized and permissionless social media app built with Lens Protocol 🌿

29.4K stars open source

Crypto & Blockchain Social Networks & Fediverse

Daily

daily.dev is a professional network for developers to learn, collaborate, and grow together 👩🏽‍💻 👨‍💻

19.9K stars open source

Social Networks & Fediverse Analytics & BI

Lemmy

Link aggregator for the fediverse (alternative to Reddit).

14.4K stars open source

Social Networks & Fediverse Communication

Nitter

Alternative Twitter front-end

13.1K stars open source

Social Networks & Fediverse

Misskey

Decentralized app-like microblogging server/SNS for the Fediverse, using the ActivityPub protocol like GNU social and Mastodon.

11.2K stars open source

Social Networks & Fediverse

Nostr Protocol/nostr

a truly censorship-resistant alternative to Twitter that has a chance of working

11K stars open source

Social Networks & Fediverse Communication

Dolphin

The official repo for “Dolphin: Document Image Parsing via Heterogeneous Anchor Prompting”, ACL, 2025.

9K stars open source

JavaScript Libraries & Components ML Frameworks Live Chat & Chatbots

Civitai

A repository of models, textual inversions, and more

7.1K stars open source

Vector Databases Social Networks & Fediverse

PixelFed

Ethical photo sharing platform, powered by ActivityPub federation (alternative to Instagram).

7K stars open source

UI Design & Prototyping Social Networks & Fediverse

HumHub

Flexible kit for private social networks.

6.7K stars open source

Community & Forums Social Networks & Fediverse

Ibis

the portable Python dataframe library

6.6K stars open source

Workflow Automation NoSQL Databases Wiki & Knowledge Base

Libreddit/libreddit

Private front-end for Reddit

5.2K stars open source

Traditional CMS Social Networks & Fediverse

Synapse

Server for Matrix, an open standard for decentralized persistent communication.

4.3K stars open source

Team Chat Social Networks & Fediverse

Flutter Twitter Clone

Fully functional Twitter clone built in flutter framework using Firebase realtime database and storage

4.2K stars open source

Mobile Development Social Networks & Fediverse

Redlib

An alternative private front-end to Reddit, with its origins in Libreddit.

3.4K stars open source

Game Server Management Social Networks & Fediverse

Stoatchat

The software powering Stoat

3.1K stars open source

Social Networks & Fediverse Communication

Photon

an open source geocoder for openstreetmap data

2.9K stars open source

Map Servers & Tiles AI Agents Search Engines

Bookwyrm

Social network for tracking your reading, talking about books, writing reviews, and discovering what to read next.

2.7K stars open source

Social Networks & Fediverse E-book Management

SocialEcho

Social networking platform with automated content moderation and context-based authentication system

2.4K stars open source

SSO & Authentication Customer Engagement Social Networks & Fediverse

Plume Org/Plume

Federated blogging application, thanks to ActivityPub (now on — this is just a mirror)

2.2K stars open source

Traditional CMS Social Networks & Fediverse

Harpy

a Twitter app built with Flutter 🦅

2.1K stars open source

Mobile Development Social Networks & Fediverse

Movim

Modern, federated social network based on XMPP, with a fully featured group-chat, subscriptions and microblogging.

2K stars open source

Social Networks & Fediverse

Steem

The blockchain for Smart Media Tokens (SMTs) and decentralized applications.

2K stars open source

Crypto & Blockchain Social Networks & Fediverse DevOps & Infrastructure

Social Networks & Fediverse Software & Alternatives

About Social Networks & Fediverse Software