Directory index · researched November 2026
F6S
f6s.comF6S is a directory for AI tools, SaaS, and developer tools. We went through its submission pages in November 2026: what it costs, the link you get, who gets in and how to submit.
How much does F6S cost?
Listing on F6S is free.
F6S advertises its software seller offering as free. An F6S account is required to continue. No backlink, badge, waiting-time, or review conditions were shown before the signup gate.
- Software catalog listing
- Company association
- One or more selected categories
Does F6S give a dofollow backlink?
F6S links to your site with a dofollow link, the kind Google may count toward your site's authority.
Its Ahrefs Domain Rating is 83. Under DR4, the new model Ahrefs switches to on December 1st, 2026, it rises to 85.
Who gets into F6S, and how fast?
New listings are shown to its audience: on the homepage, in a newsletter or on social media.
How much traffic does F6S get?
Similarweb ranks f6s.com #41,864 in the world by traffic.
What F6S says about its audience: F6S claims “Join 6.7 million members for free” on its homepage and “Join 6.7m companies saving millions every month” on its software page. The seller section claims “The 5 million strong F6S community buys billions in software each year” and says it will put software in front of qualified buyers and connect sellers directly.
How do you submit to F6S?
You submit to F6S through a form, after creating an account. Sign-up options: Email, Google, LinkedIn, and Facebook.
What you'll see
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Signup prompt
f6s.com
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Submit software
f6s.com/add-software
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Signup alternate methods
f6s.com/add-software
What the form asks for
- What's your software name?
- What company sells this software?
- Which categories do you want to be featured in? (select more than one if desired)
Similar to F6S
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Official MCP Registry
Directory
registry.modelcontextprotocol.io
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Free | Everyone gets inEvery product that fits gets listed | Listing onlyA listing page, little promotion | DR 91Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic. | n/aTrafficNo data: Similarweb only ranks whole domains, not registry.modelcontextprotocol.io | DofollowThey link to your product with a dofollow link, which helps SEO | ||
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Software Advice
Directory
softwareadvice.com/software-vendors
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Freeor $299+Paid options from $299 | ReviewedSubmissions are reviewed first; most get in | Listing onlyA listing page, little promotion | DR 87Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic. | TrafficSimilarweb global rank #89,218 | No linkNo link to your product | ||
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Dang.ai
Directory
dang.ai
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Freeor $30+Paid options from $30 | ReviewedSubmissions are reviewed first; most get in | FeaturedShown to their audience: homepage, newsletter or social | DR 83Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic.This DR may misleadFree listing requires a link back to them. Ahrefs counts those links in DR; Google treats required links as link spam and likely ignores them. So this DR may overstate how much Google values the site. | TrafficSimilarweb global rank #93,145 | DofollowThey link to your product with a dofollow link, which helps SEO | ||
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Smithery
Directory
smithery.ai
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Free | Listing onlyA listing page, little promotion | DR 79Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic. | TrafficSimilarweb global rank #167,727 | DofollowThey link to your product with a dofollow link, which helps SEO | |||
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ToolPilot
Directory
toolpilot.ai
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Freeor $99+Paid options from $99 | ReviewedSubmissions are reviewed first; most get in | FeaturedShown to their audience: homepage, newsletter or social | DR 79Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic.This DR may misleadFree listing requires a link back to them. Ahrefs counts those links in DR; Google treats required links as link spam and likely ignores them. So this DR may overstate how much Google values the site. | TrafficNot in Similarweb's ranking, which usually means very little traffic | DofollowThey link to your product with a dofollow link, which helps SEO | ||
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StackShare
Directory
stackshare.io
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Free | FeaturedShown to their audience: homepage, newsletter or social | DR 78Ahrefs Domain Rating: a 0–100 score based on the sites that link here. It doesn't measure traffic. | TrafficSimilarweb global rank #141,568 | DofollowThey link to your product with a dofollow link, which helps SEO |
Researched 5 November 2026 from F6S's own pages. Prices and terms change, so check before you pay. Something out of date? Report a correction.