Slack App Directory distributes through a platform marketplace — fit depends on real integration or workflow value inside that ecosystem. (free to submit)
Low priority best for Qualified leads
Users of the parent platform
Open slack.com in a new tab.
Look for “Submit”, “Add Product”, “List your startup”, or similar in the nav or footer.
Product name, tagline, description, URL, logo, and screenshots — match what they ask for.
Choose Marketplace (or the closest fit) so you reach the right audience.
Free listings are often reviewed manually — expect a few days to several weeks.
Topical relevance matters: Marketplace directories tend to help most when your product fits that category. Nofollow links still drive referral traffic and brand visibility.