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

•    C++

Steem is a Delegated Proof of Stake blockchain that uses a "Proof of Brain" social consensus algorithm for token allocation. It is a blockchain-based rewards platform for publishers to monetize content and grow community.

Vulcan - A toolkit to quickly build apps with React, GraphQL & Meteor

•    Javascript

This is the Apollo/GraphQL version of Telescope, now known as Vulcan. It is a framework that gives you a set of tools for quickly building React-based web applications. Out of the box, it can handle data loading, automatically generate forms, handle email notifications, and much more. It provides simple building blocks such as posts, comments, forms, and modals, and makes it easy to quickly customize them to build modern, social web apps.

flask_reddit - Reddit clone in flask + python + nginx + https. View site:

•    Python

flask_reddit is an extendable + minimalist Reddit clone. This was built so beginners who want a standard CRUD + reddit-like application can quickly get to work.

Voat - Media aggregator and an alternative to Reddit

•    CSharp

Voat (pronounced voat as in goat) officially launched in April 2014 as a media aggregator website featuring user-posted content.

Voten - The code that powers voten.co

•    PHP

Voten.co is a real-time social bookmarking for the 21st century. It's real-time, beautiful, customizable yet simple.

Lemmy - Building a federated alternative to reddit in rust

•    Rust

Lemmy is a link aggregator / reddit clone for the fediverse. Lemmy is similar to sites like Reddit, Lobste.rs, Raddle, or Hacker News: you subscribe to forums you're interested in, post links and discussions, then vote, and comment on them. Behind the scenes, it is very different; anyone can easily run a server, and all these servers are federated (think email), and connected to the same universe, called the Fediverse.

Reddit - Social bookmark engine

•    Python

Reddit is a web-based social bookmarking system. It allows multiple users to store, share and tag their favorite links online. Users will provide the content (links) and decide through voting what's good and what's junk. Links that receive community approval bubble up towards #1, so the front page is constantly in motion and filled with fresh and interesting links. Sub groups (community) could be created and each groups could be moderated by its owners.

Raddit - Symfony-based forum software with voting and nested comments

•    PHP

raddit is a web-based forum with voting and threaded comments. It is built on the Symfony framework. Its concept is simiar to reddit.

Prismo - Federated link aggregation powered by ActivityPub.

•    Ruby

Prismo is a federated link aggregation powered by ActivityPub. It is similar to reddit which does link aggregation.

Clean Mod Queue

A program to automatically and continuously clean the moderator queue on reddit, via the public Reddit API [https://github.com/reddit/reddit/wiki/API] . Reddit [http://www.reddit.com] is the social news and discussion site. Within Reddit, moderators are responsible for res...

react-native-reddit-reader - react native

•    Javascript

Reddit reader for iOS, made with React-Native.Run npm install inside the folder, this will install react-native and other dependencies and will take some time.

Lobsters - Computing-focused community centered around link aggregation and discussion

•    Ruby

Lobsters is a computing-focused community centered around link aggregation and discussion project. Lobsters was created by joshua stein with some specific design goals in mind to avoid problems faced by other link aggregation sites. It supports Tagging system to categorize and filter submissions, A user invitation tree to combat spam, Downvote explanations to curb reflexive downvoting and lot more.

GNU Social - Microblogging, Alternative to Twitter

•    PHP

GNU social is a free social networking platform and it is a continuation of the StatusNet project. It helps people in a community, company or group to exchange short status updates, do polls, announce events, or other social activities (and you can add more!). Users can choose which people to "follow" and receive only their friends' or colleagues' status messages. It provides a similar service to proprietary social network sites, but is much more awesome.

Shreddit - Remove your comment history on Reddit as deleting an account does not do so.

•    Python

Shreddit is a Python command line program which will take a user's post history on the website Reddit, and will systematically go through the user's history deleting one post/submission at a time until only those whitelisted remain. It allows you to maintain your normal reddit account while having your history scrubbed after a certain amount of time. When it became known that post edits were not saved but post deletions were saved, code was added to edit your post prior to deletion. In fact you can actually turn off deletion all together and just have lorem ipsum (or a message about Shreddit) but this will increase how long it takes the script to run as it will be going over all of your messages every run.

Mastodon - A GNU Social-compatible microblogging server. Alternative to Twitter

•    Ruby

Mastodon is a free, open-source social network server. A decentralized alternative to commercial platforms, it avoids the risks of a single company monopolizing your communication. Anyone can run Mastodon and participate in the social network seamlessly.

IndexTank - Search Engine powers Reddit

•    Java

IndexTank search engine powers search in Reddit, Social bookmarking site. IndexTank is acquired by LinkedIn and released the project as open source. It includes features like Variables boosts, Facets, Faceted search, Snippeting, Custom scoring functions, Suggest, and Autocomplete.

redditmusicplayer - :musical_note: A free and open-source streaming music web player using data from Reddit

•    CoffeeScript

A free and open-source streaming music web player using data from Reddit. You'll need a Reddit API key for this to work. As well as a running redis-server on port 6379.

rtv - Browse Reddit from your terminal

•    Python

RTV provides a text-based interface to view and interact with reddit. It's compatible with most terminal emulators on Linux and macOS. RTV is built in python using the curses library.

Slide - Slide is an open sourced, ad free Reddit browser for Android

•    Java

Slide is an open source, ad free Reddit browser for Android. It is based around the Java Reddit API Wrapper. Slide is available on the Google Play Store and F-Droid. There is an active community for Slide on the /r/slideforreddit subreddit, which anybody is welcome to join.

pump.io - Social server with an ActivityStreams API

•    Javascript

pump.io is a stream server that does most of what people really want from a social network. You post anything and my followers see it. It is an alternative to twitter. You can post almost anything that can be represented with activity streams -- short or long text, bookmarks, images, video, audio, events, geo checkins. You can follow friends, create lists of people, and so on.