codidact/qpixel

Q&A-based community knowledge-sharing software

Ruby

444

6,797 commits

updated Oct 18, 2026

See the code

See what people are saying

SourceMessageScoreDate

Well put. It's maddening that people still don't get it 17 and a half years later. (It's interesting that Spolsky is giving the talk, since to my understanding Atwood was considerably more hard-line about it, and was always the one blogging about the high concept.) I mostly chalk it up to UI…

on We might have been slower to abandon StackOverflow if it wasn't a toxic hellhole

0

Jan 7, 2026

You can (and always were encouraged to) ask your own questions, too. And there are more sites like this (see e.g. https://codidact.com — fd: moderator of the Software section). Just because something loses popularity isn't a reason to stop doing it.

on Total monthly number of StackOverflow questions over time

0

Jan 4, 2026

Yes. For example, on Codidact (https://codidact.com), limited HTML access is offered along with Markdown when making posts, and the details and summary tags in particular are whitelisted. I've made extensive use of this in some of my content, for example…

on Replacing JavaScript with Just HTML

0

Dec 28, 2025

I genuinely don't understand what you're talking about. Should I not correct people when they say factually inaccurate things about a service I care about? Should I not point out that their use of a service is not aligned with the intended use of that service, or that a community already exists…

on My stackoverflow question was closed so here's a blog post about CoreWCF

0

May 8, 2025

Some ex-SO users migrated here: https://codidact.com/ That's where Monica's at.

on Stack Overflow Does Not Want to Help You

0

Nov 26, 2024

People keep suggesting Lemmy but I think decentralized social media is preferred by technical people like us. But in real world only centralized social media seems to work. So why not adopt a model that will be good in the long run, how about something like Wikipedia non-profit Reddit alternative?…

on Archive your Reddit data before it's too late

0

Jun 9, 2023

Codidact, the community-run, open-source Q&A platform

29

Jun 9, 2023

Plug for the upstart smol doge alternative: https://codidact.com/

on How's the Stack Overflow strike going?

0

Jun 9, 2023

Stack Overflow has been thoroughly indexed and backed up several times over. I also have no doubt something would pop up right away to fill the gap Perhaps it'd even be for the best one of the numerous SO open sourced clones[0][1][2] would emerge as the replacement. Most likely though it'd be that…

on Ask HN: What would happen if Stack Overflow shut down?

0

Feb 22, 2022

Codidact: AGPLv3 Q&A Platform

1

Jan 31, 2022

README


QPixel

Q&A by the community, for the community

Pipeline status Coverage status DOI

Rails-based version of our core software, powering codidact.com. Currently under active development towards MVP.

Table of Contents

Features

img/example_screenshot_codidact.jpg

  • Supports multiple communities within a single installation
  • Allows multiple categories within each community
  • And multiple post types (Q&A, Articles, ...) within each category
  • Voting on content and sorting based on a modified score that accounts for controversy
  • Abilities/privileges based on activity
  • Content written in Markdown with live preview
  • Support for MathJax, image uploads, custom content licenses
  • High degree of customization possible
  • Open source

Community

To discuss features and voice ideas, please ask a new question on Codidact Meta. For technical discussions about the QPixel software itself, please ask on Codidact Collab instead.

Contributing

Contributions are welcome - please read the CONTRIBUTING document before you start and look at the GitHub issues for things to do.

Installation

For a complete installation see the Installation guide.

License

QPixel is AGPL licensed.


⬆ Back to Top

co-design
hacktoberfest
q-and-a
rails

codidact/qpixel

Q&A-based community knowledge-sharing software

Ruby

444

6,797 commits

updated Oct 18, 2026

See the code

See what people are saying

SourceMessageScoreDate

Well put. It's maddening that people still don't get it 17 and a half years later. (It's interesting that Spolsky is giving the talk, since to my understanding Atwood was considerably more hard-line about it, and was always the one blogging about the high concept.) I mostly chalk it up to UI…

on We might have been slower to abandon StackOverflow if it wasn't a toxic hellhole

0

Jan 7, 2026

You can (and always were encouraged to) ask your own questions, too. And there are more sites like this (see e.g. https://codidact.com — fd: moderator of the Software section). Just because something loses popularity isn't a reason to stop doing it.

on Total monthly number of StackOverflow questions over time

0

Jan 4, 2026

Yes. For example, on Codidact (https://codidact.com), limited HTML access is offered along with Markdown when making posts, and the details and summary tags in particular are whitelisted. I've made extensive use of this in some of my content, for example…

on Replacing JavaScript with Just HTML

0

Dec 28, 2025

I genuinely don't understand what you're talking about. Should I not correct people when they say factually inaccurate things about a service I care about? Should I not point out that their use of a service is not aligned with the intended use of that service, or that a community already exists…

on My stackoverflow question was closed so here's a blog post about CoreWCF

0

May 8, 2025

Some ex-SO users migrated here: https://codidact.com/ That's where Monica's at.

on Stack Overflow Does Not Want to Help You

0

Nov 26, 2024

People keep suggesting Lemmy but I think decentralized social media is preferred by technical people like us. But in real world only centralized social media seems to work. So why not adopt a model that will be good in the long run, how about something like Wikipedia non-profit Reddit alternative?…

on Archive your Reddit data before it's too late

0

Jun 9, 2023

Codidact, the community-run, open-source Q&A platform

29

Jun 9, 2023

Plug for the upstart smol doge alternative: https://codidact.com/

on How's the Stack Overflow strike going?

0

Jun 9, 2023

Stack Overflow has been thoroughly indexed and backed up several times over. I also have no doubt something would pop up right away to fill the gap Perhaps it'd even be for the best one of the numerous SO open sourced clones[0][1][2] would emerge as the replacement. Most likely though it'd be that…

on Ask HN: What would happen if Stack Overflow shut down?

0

Feb 22, 2022

Codidact: AGPLv3 Q&A Platform

1

Jan 31, 2022

README


QPixel

Q&A by the community, for the community

Pipeline status Coverage status DOI

Rails-based version of our core software, powering codidact.com. Currently under active development towards MVP.

Table of Contents

Features

img/example_screenshot_codidact.jpg

  • Supports multiple communities within a single installation
  • Allows multiple categories within each community
  • And multiple post types (Q&A, Articles, ...) within each category
  • Voting on content and sorting based on a modified score that accounts for controversy
  • Abilities/privileges based on activity
  • Content written in Markdown with live preview
  • Support for MathJax, image uploads, custom content licenses
  • High degree of customization possible
  • Open source

Community

To discuss features and voice ideas, please ask a new question on Codidact Meta. For technical discussions about the QPixel software itself, please ask on Codidact Collab instead.

Contributing

Contributions are welcome - please read the CONTRIBUTING document before you start and look at the GitHub issues for things to do.

Installation

For a complete installation see the Installation guide.

License

QPixel is AGPL licensed.


⬆ Back to Top

co-design
hacktoberfest
q-and-a
rails

Significant stargazers

Waldir Pimenta

485 followers · starred Mar 2026

Jakub Kuczys

128 followers · starred Dec 2025

Mostafa Ahangarha

307 followers · starred Jun 2024

Eugene Klimov

234 followers · starred Sep 2026