hackster.io
In short: Getting listed on Hackster.io is free. Plan for a few hours — it wants written material and a decision you do not control.
What they ask for: Publish a detailed hardware or IoT project that genuinely uses your tool, with code, parts, instructions and an external tutorial link where useful.
Publish a detailed hardware or IoT project that genuinely uses your tool, with code, parts, instructions and an external tutorial link where useful.
Hardware-specific; sales pitches and non-project blog posts are prohibited, and discoverable projects must be complete.
Open the submission page on hackster.io and complete its form — that is the "Open submit page" link at the top of this page.
Hardware-specific; sales pitches and non-project blog posts are prohibited, and discoverable projects must be complete.
Priority sets the band — this one is medium. Cost (free) and effort (involved) move it within that band, which puts it in the useful tier. The score orders a submission queue. It is not a measure of the site’s domain authority, traffic or quality.