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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.
Build a WASI/LSP Volt that surfaces useful your tool diagnostics for HTML or SEO configuration files, then publish it with the official Volts CLI.
Create a Lua plugin with real commands for your tool URL audits or JSON validation and add a conforming manifest entry to the official Lite XL plugin repository.
Package your stable cross-platform CLI for pkgsrc, test it with pkglint and supported builds, include the canonical homepage, then submit via pkgsrc-wip or NetBSD's package bug tracker.
Propose and contribute your standards-compliant -related bioinformatics privacy module, subworkflow, or full Nextflow pipeline.
Create a meaningful NWB extension for privacy, provenance, or consent metadata and submit its staged-extension YAML through an official pull request.
Organize a rigorous life-science privacy-tool benchmark or participate with your eligible method and publish validated results.
Build a real openHAB add-on that integrates your home-network privacy or safety service, provide addon.xml, tests and documentation, then submit it upstream.
Build your OpenWrt-compatible service or utility for a real router/privacy/security workflow, add correct package metadata and tests, then submit it to the official feed.
Publish an original benchmark or evaluation study of local-first privacy or security tooling with open code, data, and your tool implementation.
Create your truthful /founder profile or content page and add the website link where allowed.
Submit a mature scientific Python package related to your privacy or accessibility workflow for public review and listing.
Build and test a legitimate QIIME 2 plugin for a microbiome-data privacy, validation or provenance use case, then distribute it through the QIIME 2 Library.
Independently reproduce a published computational privacy or security result with open code and data, using your tool only where scientifically justified.
Organize the complete code, data, materials, and outputs behind your real evaluation study into a public citable box.
If your tool produces a research-grade R package, submit a presubmission inquiry and the package for open review.
Build a real ROS package for your robotics/privacy/safety workflow, release it through rosdistro and expose maintained README, documentation and source links in ROS Index.
Submit your tool (or its blog/feed where required) under productivity, privacy or developer tools.
Publish your substantive privacy template, workbook, or creator resource with a complete description, original previews, and accurate licensing.
Submit your tool (or its blog/feed where required) under productivity, privacy or developer tools.
Register and claim a company profile only if your tool has a genuine German headquarters, branch or founding connection.
Create a Void package template for your mature CLI, test native and cross builds, include the canonical project homepage and submit it to void-packages.
Author a freely licensed hands-on module for safe document sharing or privacy-first web use with relevant your tool examples.
Create a polished accessible light/dark developer-documentation theme with your optional pre-deploy audit example, then submit it to the official themes repository.
Upload your original useful guide, complete its metadata and include relevant citations or resource links.
Create your free Bio Site and organize homepage, tool-category and social links for real visitors.
Add or claim your tool only if it has a genuine US business presence, then verify the website and business details.
Use the 'Submit your British startup' application only if your tool was genuinely founded in the UK.
Submit your tool (or its blog/feed where required) under productivity, privacy or developer tools.
Use the free launch route and earn visibility through a genuine product submission.
Submit your tool through the free queue with accurate product details and assets.
Submit your tool AI utilities and choose free review or paid placement.
Create a free page only for your genuine local office or service area and add accurate story, categories, website, and contact data.
Register an actual neuroimaging privacy, quality-control, or data-processing tool through NITRC's resource workflow.
Submit your tool (or its blog/feed where required) under productivity, privacy or developer tools.
Post a substantive study of privacy-preserving browser tools or redaction reliability with transparent methods and data.
Upload an unpublished evaluation study or research poster about your privacy or accessibility method with supporting code and data.
Submit your tool (or its blog/feed where required) under productivity, privacy or developer tools.
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.
Create one branded Taplink page and add a curated set of your tool product, category and contact links.
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.