4chan is a simple image-based bulletin board where anyone can post comments and share images. There are boards dedicated to a variety of topics, from Japanese animation and culture to videogames, music, and photography.



Ruqqus.com is described as 'Ruqqus is an open-source platform for online communities, free of censorship and moderator abuse by design' and is a Q&A service in the news & books category. There are more than 100 alternatives to Ruqqus.com for a variety of platforms, including Web-based, Android, iPhone, iPad and Windows apps. The best Ruqqus.com alternative is Lemmy, which is both free and Open Source. Other great apps like Ruqqus.com are Reddit, Tumblr, Minds and Stack Exchange.
4chan is a simple image-based bulletin board where anyone can post comments and share images. There are boards dedicated to a variety of topics, from Japanese animation and culture to videogames, music, and photography.



Super User, part of Stack Exchange , is a Q&A site for computer enthusiasts that's free. Free to ask questions, free to answer questions, free to read, free to index, built with plain old HTML, no fake rot13 text on the home page, no...


Lobsters is a technology-focused link-aggregation site. The site is driven by Ruby on Rails with the source code being freely available for those seeking to create a site similar to Reddit or Hackernews.




Lainchan is a great imageboard package, actively building on it and adding a lot of features and other improvements. This imageboard's topic focused to anime, manga, politic, and technology.


News for nerds, stuff that matters. Slashdot (aka /.) is a technology-related news and discussion site with a focus on Linux, free and open source software and information freedom and privacy issues. The software it runs on, called Slashcode, is open source.

Digg delivers the most interesting and talked-about stories on the Web right now.

Amino is a social network where people can join communities for their favorite topics / fandoms and make friends.



Forum(s) built with JavaScript ( with CoffeeScript ) and alternativeto.net/software/json for the database distributed by the network .



Postmill is a free, web-based, social link aggregator with voting and threaded comments. It is built on the Symfony framework. Used to host raddle.me.

Scoold is inspired by StackOverflow and implements most of its features. You can ask and answer questions, upvote and downvote posts, earn badges and reputation. Each edit creates an new revision, making it easy to follow the history of edits. Scoold is optimized for the cloud.



