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r/coolgithubprojects rules, stats, and what to post

A source-backed Rankhog guide to r/coolgithubprojects: public rules, community context, posting fit, and startup-promotion risk before you publish.

By Anthony Riera, founder and operator of Rankhog.

Subreddit guides combine public Reddit source URLs, captured rules, visible verification dates, and Rankhog's account-safety workflow.

Current public stats

Members
123,296
Verified
October 7, 2026
Category
Side project builders and makers

Rules can change, so Rankhog keeps verification dates and the original public Reddit sources visible.

Rule summary

No subreddit-specific rules were displayed on the public rules page when Rankhog verified it on 2026-10-07.

Works well

  • A repository link with a plain title that names what the project does
  • A short first comment from the author explaining the problem the project solves and the stack behind it
  • Sharing an open source tool you built for your own workflow, with the repo as the post
  • Posting a library or side project and answering technical questions from commenters
  • Sharing a project you just open sourced, with a readme that does the explaining for you

Avoid

  • Linking a landing page or sales site with no actual repository behind it
  • Posting something that is not a GitHub project, since the moderator guidance says keep it relevant
  • Dropping a bare link with no description of what the project does
  • Posting the same repo repeatedly in a short window, which reads as spam even without a written rule against it
  • Ignoring comments and questions about your own project after posting it

What r/coolgithubprojects Is For

This community exists for one thing, and the description says it plainly. People share their GitHub projects here so others can find them. The people posting are developers and makers who built something and want it seen. The people reading are looking for interesting code to explore, use, or learn from. If you built a tool, a library, an app, or an experiment and it lives in a public repository, this is the room for showing it off.

What To Post

A good post here starts with a link to your repository and a short, honest description of what it does. Say what problem it solves and why you built it. Keep the title clear so people know what they are clicking on. Since the moderator guidance is simply to share cool GitHub projects and keep it relevant, your best move is to make your project genuinely interesting to people who read code. If your project is also your product, that is fine here, because the community is built around sharing projects. Just lead with the project itself and be ready to answer questions about how it works.

What To Avoid

There are no published rules, so nothing here is officially banned. The only stated expectation is that you keep it relevant, which means your post should be a GitHub project and not something else. A post with no repository link, or a link to a landing page with no code behind it, would miss the point of the community. Throwing links without explaining what the project does would also read as noise even if nobody removes it.

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Common questions about r/coolgithubprojects

Can I post my own project here?

Yes. The whole community is built around people sharing their own GitHub projects, and the moderator guidance invites you to do exactly that.

Are there rules I need to read first?

No. The community displayed no rules on its public rules page, so the only stated expectation is to share GitHub projects and keep it relevant.

Is self promotion allowed?

The rules do not address promotion either way, but sharing your own project is the normal behavior here, so a genuine repository post fits the room.

Can I link my product website instead of the repo?

That would miss the point. The community is for GitHub projects, so link the repository and let people find your site from it.

Do I need to write a long post?

No. A clear title, a repo link, and a short explanation of what the project does is all a good post needs here.

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