Readit is a social bookmark: you save your page on a public list.
Sites where you submit by creating a profile
You create a public profile, then point it at your product URL.
863 destinations
Readitlater is a social bookmark: you save your page on a public list.
Redditlist is a social bookmark: you save your page on a public list.
Refind is a social bookmark: you save your page on a public list.
Resetera is a forum. The usual path is a profile or signature that points to your site.
Reverbnation is a public profile site: you create an account and point it at your website URL.
Rollbol is a public profile site: you create an account and point it at your website URL.
Rottentomatoes is a public profile site: you create an account and point it at your website URL.
Rpgforum is a forum. The usual path is a profile or signature that points to your site.
Rss Network is a social bookmark: you save your page on a public list.
Sbnation is a public profile site: you create an account and point it at your website URL.
Scoop is a social bookmark: you save your page on a public list.
Scoopeo is a social bookmark: you save your page on a public list.
Screenrant is a forum. The usual path is a profile or signature that points to your site.
Searchenginewatch is a forum. The usual path is a profile or signature that points to your site.
Searchles is a social bookmark: you save your page on a public list.
Seekingalpha is a public profile site: you create an account and point it at your website URL.
Seoforum is a forum. The usual path is a profile or signature that points to your site.
Share is a social bookmark: you save your page on a public list.
Shout is a social bookmark: you save your page on a public list.
Simplesite is a public profile site: you create an account and point it at your website URL.
Sitejot is a social bookmark: you save your page on a public list.
Sitemarks is a social bookmark: you save your page on a public list.
Sitepoint is a forum. The usual path is a profile or signature that points to your site.
What a profile submission usually requires
Expect an account, a bio, and sometimes a badge or reciprocal link. A busy community profile can still be worth the time when the link is nofollow.