Free, open-source alternatives to Stack Overflow for Teams

Private Q&A for companies. 3 apps you can run yourself instead of Stack Overflow for Teams, sorted by how well they replace it. Each one is open source, so your data stays with you.

  1. AnswerBest match

    Knowledge-based community software. You can use it to quickly build your Q&A community for product technical support, customer support, user communication, and more.

    15.7k starsApache-2.0Updated 22 September 2026
  2. Scoold

    Stack Overflow in a JAR. An enterprise-ready Q&A platform with full-text search, SAML, LDAP integration and social login support.

    922 starsApache-2.0Updated 29 September 2026
  3. qpixel

    Q&A-based community knowledge-sharing software.

    443 starsAGPL-3.0Updated 27 September 2026

Side by side

AppStarsLicenseActivityRuns on
Answer15,689Apache-2.0Docker, Go
Scoold922Apache-2.0Java, Docker, Kubernetes
qpixel443AGPL-3.0Ruby

Why replace Stack Overflow for Teams?

Stack Overflow for Teams works, but your data lives in someone else's account, the price can change at any time, and features can disappear. An open-source app you run yourself is yours: you choose where it runs, who can see the data, and when to update.

Questions

What is the best free alternative to Stack Overflow for Teams?

Answer is the closest open-source replacement for Stack Overflow for Teams in our list. Scoold and qpixel are worth a look too, depending on what you need.

Can I self-host an alternative to Stack Overflow for Teams?

Yes. All 3 apps on this page are open source and can run on your own server, usually with Docker, or on a managed host that installs them for you.