Top 12 Open-Source Alternatives to Stack Overflow

Stack Overflow

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

Alternatives

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Product categories

Knowledge Sharing Questions And Answers Social Networks Communication Developers Forums Social Git Social News Application And Data Backlinks Code Collaboration

Summary

The top open-source alternatives to Stack Overflow are GitHub, Question2Answer, and SaidIt.net. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

GitHub Landing Page
1

GitHub

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.
Pricing:
- Open Source
#Software Development #Version Control #Git 2501 social mentions
Question2Answer Landing Page
2

Question2Answer

A Q&A site helps an online community to share knowledge.
Pricing:
- Open Source
#Questions And Answers #Communication #Knowledge Sharing
SaidIt.net Landing Page
3

SaidIt.net

Saidit.net - say your truth.
Pricing:
- Open Source
#Social Networks #Communication #Social News 130 social mentions
Scoold Landing Page
4

Scoold

An open-source, enterprise-friendly Q&A platform inspired by Stack Overflow.
Pricing:
- Open Source
#Questions And Answers #Communication #Knowledge Sharing
Coordino Landing Page
5

C

Coordino

Coordino allows you to create a question and answer system for you and your users to enjoy.
Pricing:
- Open Source
#Questions And Answers #Communication #Knowledge Sharing
FAQFA Landing Page
6

FAQFA

FaqFa is a Q&A Platform to Share Your Knowledge. Answer the World and Publish Your Quality Guest Posts to Earn High Quality Backlink
Pricing:
- Open Source
- Free
#Questions And Answers #Social Networks #Knowledge Sharing
Codidact Landing Page
7

Codidact

Open-source Q&A website.
Pricing:
- Open Source
#Questions And Answers #Social Networks #Forums 3 social mentions
Aether Landing Page
8

Aether

Aether is a free app that you use to read, write in, and create community moderated, distributed...
Pricing:
- Open Source
#Startups #Social Networks #Social News 101 social mentions
Discourse Landing Page
9

Discourse

Discourse is an open source discussion platform built for the next decade of the Internet.
Pricing:
- Open Source
- Paid
- Free Trial
- $100 / Monthly
#Social Networks #Community Platform #Forums 23 social mentions
QuickJS Landing Page
10

QuickJS

Application and Data, Build, Test, Deploy, and JavaScript Compilers
Pricing:
- Open Source
#User Experience #Design Tools #Developers 48 social mentions
DC/OS Landing Page
11

DC/OS

DC/OS is an open source platform to run containers and Big Data workloads in production.
Pricing:
- Open Source
#Git #DevOps Tools #Developer Tools 2 social mentions
Talkyard Landing Page
12

Talkyard

Help each other — with the main features from StackOverflow, Discourse, Slack, Reddit, and Disqus.
Pricing:
- Open Source
#Questions And Answers #Social Networks #Forums 1 social mentions