Stack Exchange

Stack Exchange is a fast-growing network of 84 [and counting] question and answer sites on diverse topics from software programming to cooking to photography and gaming.

Free Android iPhone Android Tablet iPad Web

Voat.co

Voat is a censorship-free community platform based in Switzerland where content is submitted, organized, moderated and voted on (ranked) by the users. Users can earn a percentage of our ad-revenue share for the content they submit.

Free Open Source Web

Hacker News

Hacker News is a social news website that caters to programmers and entrepreneurs, delivering content related to computer science and entrepreneurship.

Free Web

Digg

digg delivers the most interesting and talked-about stories on the web right now. iphone and ipad apps available. * read every story in a clean, mobile-friendly view * introducing http://alternativein .

Free iPhone iPad Web

Steemit

A non-censored social platform where users are incentivized to contribute and curate content. The users decide what is valuable by voting, and content regarded valuable is rewarded with money.

Free Open Source Web

vi.sualize.us

A social bookmarking website for visual contents — vi.sualize.us allows you to remember your favorite images around the web, and share them with everyone. Sometimes, you are looking through pictures and one of them catches your eye.

Freemium Web

Slashdot

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.

Free Open Source Web

4chan

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.

Free Web

Kliqqi

Kliqqi - formerly known as Pligg CMS - is a powerful content management system that lets you to easily create a social network or online social community similar to Facebook, Reddit, or Twitter.

Free Open Source Linux Web

Riple

Discover and share the best web content together. Join groups to discover content curated by like minded people. Push your favorite online content to your friends and groups via our share sheet extension or within the app.

Free iPhone

Snapzu

Snapzu is basically reddit alternative. It is a bit better looking, and the community is rather small so far, but growing.

Free Web

LWN.net

LWN.net aims to be the premier news and information source for the free software community. We provide comprehensive coverage of development, legal, commercial, and security issues. The LWN.

Free Open Source Web

spreadit

spreadit is a link aggregator and bullshit generator.

Free Open Source Linux BSD

Indie Hackers

Founders share the revenue numbers behind their profitable apps, side projects, and businesses, and give in-depth interviews about how they did it.

Free Web

Trendis

Trendis gets you the best of social media by sifting through billions of posts across social media in real time to get you content that matters to you cutting through the clutter.

Free Mac OS X Windows Android Chrome OS

Lainchan

Lainchan is a great imageboard package, actively building on it and adding a lot of features and other improvements.

Free Open Source Web

MetaFilter

Weblog that anyone can contribute a link or comment to. A typical weblog is one person posting their thoughts on the unique things they find on the web.

Free Web

Allthink

Grow your audience with a custom news community. Users can signup, submit links, like them, and comment. Style the look and feel of your community to match your brand. Use any domain or subdomain you wish for your community. Free and easy.

Free Web

Noosfeer

Noosfeer, the simplest way to discover inspirational stories and ideas on the web.

Free Web

Linkibl

Linkibl is where you can discover and share the Internet's most interesting content every day.

Free Web