# Lemmy

> Lemmy is a free, open-source app you can self-host in the social & forums category. Link aggregator for the fediverse (alternative to Reddit). It has 14,615 GitHub stars, is released under the AGPL-3.0 license and ships a Docker image. It is a self-hosted alternative to Discord, Twitter / X and Reddit.

## Key facts

| Fact | Value |
|---|---|
| Repository | https://github.com/LemmyNet/lemmy |
| Website | https://join-lemmy.org/ |
| GitHub stars | 14,615 |
| Forks | 969 |
| Open issues | 114 |
| License | AGPL-3.0 |
| License type | Open source |
| Language | Rust |
| Docker image | Yes |
| Platforms | Docker, Rust |
| Categories | Social & Forums |
| Commits, last 12 months | 301 |
| Last commit | Oct 1, 2026 |
| Latest release | 0.19.20 (Jul 21, 2026) |
| Created | Feb 14, 2019 |
| Maintenance | Actively maintained |
| Archived | No |

Topics: link-aggregator, fediverse, activitypub, reddit, chat, rust, lemmy

## Install

Lemmy ships a Docker image; follow the README at https://github.com/LemmyNet/lemmy for the image name and environment variables.

Need it installed for you? [appsgit installation help](https://appsgit.com/services/install): a fixed quote by email, single app installs from $79.

## Lemmy replaces

- [Discord alternatives](https://appsgit.com/alternatives/discord): A voice, video and text chat platform built around communities and servers.
- [Twitter / X alternatives](https://appsgit.com/alternatives/twitter): A microblogging social network for short public posts.
- [Reddit alternatives](https://appsgit.com/alternatives/reddit): A network of topic communities with voting and threaded discussion.

## Similar apps in Social & Forums

- [Mastodon](https://appsgit.com/apps/mastodon): Federated microblogging server. (50,353 stars, AGPL-3.0, Ruby, Docker)
- [Discourse](https://appsgit.com/apps/discourse): Advanced forum / community solution based on Ruby and JS. (47,933 stars, GPL-2.0, Ruby, Docker)
- [Flarum](https://appsgit.com/apps/flarum): Delightfully simple forums. Flarum is the next-generation forum software that makes online discussion fun again. (16,411 stars, MIT, PHP)
- [Answer](https://appsgit.com/apps/answer): Knowledge-based community software. You can use it to quickly build your Q&A community for product technical support, customer support, user communication, and more. (15,691 stars, Apache-2.0, Go, Docker)
- [NodeBB](https://appsgit.com/apps/nodebb): Forum software built for the modern web. (15,231 stars, GPL-3.0, JavaScript, Docker)
- [diaspora*](https://appsgit.com/apps/diaspora): Distributed social networking server. (13,645 stars, AGPL-3.0, Ruby)
- [Misskey](https://appsgit.com/apps/misskey): Decentralized app-like microblogging server/SNS for the Fediverse, using the ActivityPub protocol like GNU social and Mastodon. (11,336 stars, AGPL-3.0, TypeScript, Docker)
- [PixelFed](https://appsgit.com/apps/pixelfed): Ethical photo sharing platform, powered by ActivityPub federation (alternative to Instagram). (7,119 stars, AGPL-3.0, PHP)

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