A source-backed Rankhog guide to r/javascript: 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
Rules can change, so Rankhog keeps verification dates and the original public Reddit sources visible.
This community is for chatting about javascript and javascript related projects, and the description explicitly notes that typescript counts. It is a place for developers to discuss code, share projects, and talk about the language and its ecosystem. It is not a support forum, so people asking for help are pointed elsewhere. The room is meant for discussion, not for ads or low-effort content.
The rule that matters most for marketing is "Excessive Self-Promotion", which says your own content should not be a majority of what you post. The next one is "Advertising", which prohibits paid products and services entirely. The rule "Where's the Javascript?" matters if you are sharing a demo, because it requires you to include code. The rule "Low-effort content (listicles, memes, etc.)" blocks clickbait and shallow posts. The rule "/r/JavaScript is not a support forum" keeps help requests out.
A good post for a founder here is a genuine javascript or typescript project you built, shared with the actual code included so people can read and discuss it. The description says typescript counts, so a typescript project fits. If you share a demo, the rule "Where's the Javascript?" means you must include the javascript code as well, so pair your demo with a link to the source. Keep your self-promotion to a small fraction of your overall activity, since the rule "Excessive Self-Promotion" says it should not be a majority of your contributions. Focus on starting a technical discussion, not on selling anything.
Avoid asking for help, because the rule "/r/JavaScript is not a support forum" sends help requests to /r/LearnJavascript instead. Avoid posting a demo without code, because the rule "Where's the Javascript?" removes demos that do not include javascript code for discussion. Avoid letting your own content dominate your activity, because the rule "Excessive Self-Promotion" targets users whose contributions are mostly self-promotional. Avoid advertising anything paid, because the rule "Advertising" prohibits paid products and services. Avoid listicles, memes, and clickbait, because the rule "Low-effort content (listicles, memes, etc.)" bans them. Avoid posting about Java, because the rule "Java !== Javascript" makes clear that Java is not the same as javascript.
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The rule "Excessive Self-Promotion" allows promoting content you are vested in as long as it does not constitute a majority of your contributions, but the rule "Advertising" prohibits advertising paid products and services.
Only if you include the javascript code alongside it, because the rule "Where's the Javascript?" removes demos that do not provide code for discussion.
No, the rule "/r/JavaScript is not a support forum" says to try /r/LearnJavascript instead.
The rule "Low-effort content (listicles, memes, etc.)" prohibits listicles, memes, clickbait, and similar low-effort posts.
The rule "Advertising" prohibits advertising paid products and services, so a paid SaaS product cannot be advertised here.
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