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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.
Apply through the official Linux Foundation enrollment if your tool will genuinely implement or contribute to C2PA standards.
Submit only original, deep security research or a durable technical guide with reproducible evidence; your tool may be mentioned solely as the research implementation when material.
Create a truthful author account and submit your substantive privacy, security or accessibility working paper with legitimate citations.
Convert your original guide into a public flipbook and add contextual links or web embeds for cited tools and resources.
Upload a useful original presentation on privacy, accessibility, or tool workflows with your natural reference.
Join the free guest-request emails and pitch only relevant shows with a useful privacy, security, accessibility, or tooling angle.
Publish your original guide or annual privacy report and add useful contextual website links through the Hotspot Editor.
Convert your original guide into a public flipbook and add useful external-resource hotspots where relevant.
Run your genuine privacy/security publication and add contextual links in original posts and About pages.
Create a genuine audio profile, add the website link and publish useful demo or education tracks.
Publish an original tool/privacy show and place contextual your tool links in HTTPS show notes.
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.