StackFoss Alternatives

Community-based Q&A part of the Stack Exchange platform.

A Q&A site helps an online community to share knowledge.

Open Source

Preferred Patron is the top Customer Loyalty Software Program for businesses in any industry of any size.

Visit website paid $149.0 / Monthly (Small Biz Edition - White labeled (5,000 Active Member Limit))

NodeBB Forum Software - A better community platform for the modern web. NodeBB is a next generation forum software that's free and easy to use.

Open Source

Quora is a place to gain and share knowledge. It's a platform to ask questions and connect with people who contribute unique insights and quality answers.

Build an engaging community forum using Vanilla's modern cloud forum software.

The Answer Bank is the UK’s leading question-and-answer site.

Answering your questions | The Expert Q&A Community

Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.

Open Source

Discourse is an open source discussion platform built for the next decade of the Internet.

Open Source paid Free Trial $100.0 / Monthly

An open-source, enterprise-friendly Q&A platform inspired by Stack Overflow.

Open Source

Build and debug modern web and cloud applications, by Microsoft

Open Source

Add a Q&A system to your website in just minutes, with Answerbase's powerful question and answer software for online communities and customer support.

Education & Reference and Social & Communications

Open Source