Startups For The Rest of Us 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
Refactoring Growth - Corey Haines publishes a catalog of startups and software that founders can still join.
synup.com publishes a catalog of startups and software that founders can still join.
Create a 7 Figure SaaS Growth Blueprint - Ryan Kulp publishes a catalog of startups and software that founders can still join.
Telegra publishes a catalog of startups and software that founders can still join.
The Bootstrapped Founder publishes a catalog of startups and software that founders can still join.
Tiny Little Businesses publishes a catalog of startups and software that founders can still join.
Tropical MBA publishes a catalog of startups and software that founders can still join.
HubSpot publishes a catalog of startups and software that founders can still join.
uberall.com publishes a catalog of startups and software that founders can still join.
Workshop for Bootstrappers - Seth Godin publishes a catalog of startups and software that founders can still join.
Contact us today publishes a catalog of startups and software that founders can still join.
+1-786-204-1375 publishes a catalog of startups and software that founders can still join.
Image 1 publishes a catalog of startups and software that founders can still join.
whitespark.ca publishes a catalog of startups and software that founders can still join.
Wip publishes a catalog of startups and software that founders can still join.
Visit → publishes a catalog of startups and software that founders can still join.
Women Make publishes a catalog of startups and software that founders can still join.
yext.com publishes a catalog of startups and software that founders can still join.
ytimg.com
ytimg.com
ytimg.com publishes a catalog of startups and software that founders can still join.
Zero To Million SaaS publishes a catalog of startups and software that founders can still join.
Zero To Sold - Arvid Kahl publishes a catalog of startups and software that founders can still join.
Accessily is a guest post desk: you list your site, receive article proposals, and can charge for the placement.
PubWhizz is a guest post desk: you list your site, receive article proposals, and can charge for the placement.
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.