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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.
Create or claim your tool, add its verified website, product description, sector, founding details, team, and milestones.
Create and verify your complete company page with offerings, target users, location, and canonical website link.
Submit your tool as a live security, productivity or founder utility.
Apply only if the legal entity behind your tool meets DPIIT eligibility, innovation, age, and turnover conditions.
Submit accurate company, founder and product details so your tool can be evaluated for Harmonic's startup database.
Create a substantive privacy, security, or accessibility lesson using your tool exercises and propose it through the Incubator.
Create a truthful founder profile, showcase your tool, and participate consistently in relevant discussions.
Create an account and submit your tool for a dedicated startup profile and category placement.
Claim your tool’s company page and complete its verified website, company description, leadership, and employer information.
Join the forum, answer founder questions, and share your lesson or launch update only when it directly fits the thread.
Claim your tool employer profile and verify website, headquarters, logo, company mission, and benefits.
Claim your tool’s page and add the verified website, social profiles, logo, location, industry, and accurate employer story.
Create your free business profile with product summary, logo, website, team, and genuine company updates.
Register and claim a company profile only if your tool has a genuine German headquarters, branch or founding connection.
Use the 'Submit your British startup' application only if your tool was genuinely founded in the UK.
Apply only if the operating company is genuinely incorporated in Latvia and fits the database's scalable-startup criteria.
Apply for a profile only if your tool is operated by a scalable high-tech startup incorporated and headquartered in Switzerland.
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.