A maintained list of 1,432 directories, launch platforms, registries and marketplaces that accept product submissions. 1,134 of them are free or have a free tier, and 192 are quick wins — free, low effort, and worth doing first. Every row shows cost, effort and priority, and links straight to the submission page.
Free, low effort, high priority. No account debris, no paid tier.
act-rules.github.io
alternativeto.net
cbinsights.com
contentauthenticity.org
cloudsecurityalliance.org
cyclonedx.org
Pitch/list productivity/AI tools.
Consider a verified vendor profile only if the India-focused buyer exposure justifies a recurring listing budget.
Submit AI feature listing.
Email the directory team to request your profile for its genuine accessibility tools.
Consider only after your tool has a substantial AI feature and the directory offers business value beyond a link.
Consider only after your tool becomes a substantive cloud or AI security vendor and can participate in CSA programs.
Onboard your operational research-facing service through an eligible EOSC Node using the Federation Handbook process.
Onboard only when your tool is a mature, live and independently valuable service for the European research community, under a legal or hosting entity.
Only if your tool builds a real commercial FIDO2 or passkey server, complete conformance and interoperability testing and submit it.
Apply as Associate or full Member only after operating a credible incident-response team/program and completing sponsorship/review.
Consider organizational membership if your tool actively participates in privacy or AI governance; complete the member directory profile.
If your tool ships an OpenID Provider or Relying Party, pass the suite, publish evidence, sign the declaration and submit the implementation.
Use if outsourcing submissions with proof screenshots.
Submit only AI-specific your tool modules.
Apply only with a meaningful open agent-security or MCP-governance contribution and an ongoing participation plan.
Submit your tool web design if premium/polished.
Recruit beta testers for new your tool feature.
Apply only after operating a real civil-society digital-security help desk and meeting network operations and vetting requirements.
Submit site for CSS/design award.
Submit site for CSS award/listing.
Apply only after your tool operates a genuine OA scholarly-book publishing program, then submit peer-reviewed privacy-tech books.
Submit data underlying your legitimate -related research paper and include related software/project identifiers.
Publish real your tool film, design, illustration or product case studies and connect them to the appropriate project pages.
Build a real founder or your tool creative portfolio and link relevant case studies to the corresponding live tools.
Join only when your tool will fund and actively contribute to open-source AI or data work.
Join only to contribute substantively to relevant security or privacy technical committees and use approved organization metadata.
After releasing meaningful OSI-licensed code, consider sponsorship only when supporting OSI aligns with your tool strategy.
Use only if your tool has a genuine creator offer, guide or service; complete the storefront and connect relevant site pages.
Submit startup if paid/editorial terms acceptable.
Use only if you want paid done-for-you directory submissions.
Use only if outsourcing manual directory submissions.
Use trial/paid sprint for UK media opportunities.
Behind the list
Every row here starts as a line in a sheet, gets normalised into one of 15 groups, scored for cost, effort and impact, and written up with the steps to actually submit. The floor below represents that pipeline.
Open the sheet viewAn illustration of the AltF Backlinks floor: opportunities sourced at the back, vetted for cost and effort by the engineering pod, written up for outreach by the design pod, then tracked to placement along a line.
One-shot launches where timing and preparation decide the outcome.
Fast-growing listings specifically for AI-powered tools.
Extension, plugin and integration stores. Real review processes, real distribution.
Startup listings, beta lists and founder media.
General tool and software catalogues with real search traffic.
B2B review sites. Slow to approve, strong once live.
Package, image and docs hosting that carries real authority.
Showcases judged on craft. A good screenshot matters more than copy.
Write once, link back. Editorial standards vary widely.
Get quoted or distribute a release. Slower, higher ceiling.
Company and local listings. Unglamorous, consistently indexed.
Owned pages you control: company, founder, knowledge-panel entities.
Answer real questions. Never drop a bare link.
Brand surface and referral traffic more than link equity.
Everything that does not fit the buckets above.