Proofstories publishes a catalog of startups and software that founders can still join.
Directories with a public submission form
These sites take a URL through a form rather than a public profile or a guest article.
1010 destinations
AI Repo is a catalog of AI products: you can list a tool there, and people browse what already exists.
App Listo publishes a catalog of startups and software that founders can still join.
BufferApps publishes a catalog of startups and software that founders can still join.
Coop Commerce publishes a catalog of startups and software that founders can still join.
EBool publishes a catalog of startups and software that founders can still join.
FeaturedTool publishes a catalog of startups and software that founders can still join.
Owwly publishes a catalog of startups and software that founders can still join.
ProjectHunt.me publishes a catalog of startups and software that founders can still join.
SaaSRefs publishes a catalog of startups and software that founders can still join.
Top No Code Tools publishes a catalog of startups and software that founders can still join.
EuroAlternative publishes a catalog of startups and software that founders can still join.
Toollist is a catalog of AI products: you can list a tool there, and people browse what already exists.
10 Words publishes a catalog of startups and software that founders can still join.
How Brands Are Built publishes a catalog of startups and software that founders can still join.
Press Hunt publishes a catalog of startups and software that founders can still join.
Smart Money Match publishes a catalog of startups and software that founders can still join.
Unita publishes a catalog of startups and software that founders can still join.
AIx Collection publishes a catalog of startups and software that founders can still join.
Appoid publishes a catalog of startups and software that founders can still join.
Astro Growth publishes a catalog of startups and software that founders can still join.
Big Startups publishes a catalog of startups and software that founders can still join.
Creator Supply publishes a catalog of startups and software that founders can still join.
Dirs.cc publishes a catalog of startups and software that founders can still join.
When a submission form is the right door
A form is the usual path for product directories: you send a URL, a short description, and often a logo. Approval is not automatic, and the link can be dofollow or nofollow.