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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.
Add standards-valid CycloneDX support, then submit your structured entry through the official contribution workflow.
Submit one or more free your tool utilities that work without registration.
Submit individual your tool tools that are free, secure and usable without registration.
Make your tool generate or consume valid SPDX, document validation, then file the requested supplier-information issue with its canonical URL.
Email your strongest developer-focused feature with a self-service demo, documentation, privacy model, and concise reason it is novel.
Submit your tool with homepage URL, privacy-first positioning, logo, screenshots and accurate pricing.
Submit a genuine international cyber-capacity-building project, tool, publication or webinar with evidence and a live resource URL.
Create your product page for discovery, comparison, and reviews.
Build a tool that genuinely interacts with Wikimedia, publish accurate toolinfo.json metadata, and register it through Toolhub UI, crawler, or API.
Submit your tool with a clear business use case, logo and optional demo video.
Build a current CodeMeta validator, privacy linter, or integration and propose inclusion through the official website repository.
Publish your containerized research workflow or tool using CWL, WDL, Nextflow, Galaxy, or a supported notebook descriptor.
Create your company profile using your official email.
Create a vendor account and submit accurate your tool features, logo and pricing.
Suggest your tool and complete its B2B software profile.
Email your complete listing with a concise description, URL, tags, pricing, logo, screenshots and real features.
Build a reusable Typst privacy, accessibility, or document-checking package with a valid manifest, docs, examples, and tests, then submit it to the official packages repository.
Publish your genuine open dataset, benchmark, software release, poster, or reproducible research artifact and connect its related identifier to your tool.
Create an account and submit your tool with its privacy, security and utility use cases plus the homepage link.
Register your genuinely life-science-focused resource with stable homepage, scientific operations, inputs, outputs, licence, and documentation.
Create a tested CapRover one-click definition for your real self-hosted service and contribute it to the linked official community repository.
Create a vendor account and list your tool software offering.
Build a genuine CWL validator, security tool, or implementation and propose its inclusion with compliance evidence.
Submit relevant your tool utilities under AI, web, or developer categories.
Publish a privacy-respecting open-source Android companion app, then file a packaging request or merge request.
Choose the free listing or purchase your dedicated product page.
Request access, then publish your rich research-software page with source, getting-started URL, DOI, contributors, and research mentions.
Add your tool as a SaaS or online service with its official URL.
Register as your tool vendor and add its software/service profile.
Answer real end-user software or privacy questions in depth and reference your specific page only when it materially completes the answer.
Build a generic DHIS2 health-data de-identification or permission-audit app and submit it to App Hub for core-team review.
Discuss your substantive -backed research-software quality task or resource with the Editorial Board, then contribute through its approved workflow.
Deposit your research-level open-source component or related preprint/report with accurate project and source links.
Package a complete computational privacy or accessibility learning module and submit its reusable artifact plus Markdown paper.
Submit your tool product, website, owner, and category information.
Register your tool and complete the product, company, and category fields.
Suggest one mature your tool utility through the official Codeberg issue path only if it is an easy-to-use, privacy-respecting replacement for a clearly identified invasive service.
Contribute a substantive accessibility role template, translation or toolkit improvement with useful source attribution.
Publish a clinical-data de-identification or quality tool with source, installation steps, dependencies, documentation, and tests.
Submit your -related astronomy utility only after it has been used in research submitted to or published by a refereed journal.
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.