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AltF Backlinks

Free backlink sites list: 1,964 places to get a link

A maintained list of 1,964 legitimate backlink sites: directories, profile creation sites, guest posting sites, launch platforms, registries and marketplaces. 1,628 are free or have a free tier, 44 usually give a dofollow link, and 781 have an estimated DA of 70 or more. Every row shows authority, link type, cost and effort, and links straight to the submit page.

1,964
Opportunities
1,628
Free or freemium
781
Est. DA 70+
208
Quick wins

1–100 of 149 opportunities

The table is wider than the screen — swipe it sideways for cost, effort and the preparation notes.

Submission opportunities with impact score, cost, effort, priority, status and preparation notes. Scroll horizontally for all columns.
#Impact (sorted)Site — sort by thisEst. DA — sort by thisLinkDomainTypeCostEffort — sort by thisPriorityStatusWhat to prepareRules / caveatCheckedActions
1100CB Insights90Nofollowcbinsights.comProfiles and entitiesFreeQuickDo firstNot submittedRequest an Analyst Briefing and complete the company survey with product, customer, growth, funding, and market evidence.Submission does not guarantee profile or research inclusion; all metrics and claims must be supportable and current.2026-08-03Open CB Insights submit page (new tab)CB Insights details
2100OpenSSF Best Practices Badge60Link type unknownbestpractices.devProfiles and entitiesFreeQuickDo firstLive, conditionalOpen-source a well-scoped your tool component, document its governance, tests, security process, and complete the passing-badge self-assessment.Only genuine FLOSS projects qualify; claims are checked and must be backed by public evidence, including a public repository, license, contribution path, HTTPS, tests, and vulnerability-reporting process.2026-08-03Open OpenSSF Best Practices Badge submit page (new tab)OpenSSF Best Practices Badge details
3100Postman90Nofollowpostman.comProfiles and entitiesFreeQuickDo firstLive, conditionalCreate an your tool public workspace with sanitized API collections, examples, documentation, and a canonical homepage link on the publisher profile.Never publish tokens, cookies, secrets, private endpoints, or user data; run the secret scan before making a workspace public.https://learning.postman.com/v11/docs/collaborating-in-postman/using-workspaces/public-workspacesOpen Postman submit page (new tab)Postman details
498TechSagar40Link type unknowntechsagar.inProfiles and entitiesFreeModerateDo firstVerified liveSearch for your tool, verify ownership with official-domain OTP, and claim or request an accurate privacy/security/AI profile.Claim form is for existing entities; DSCI taxonomy and multi-source review apply, so every capability claim must be supportable.2026-08-05 official claim page and DSCI repository documentationOpen TechSagar submit page (new tab)TechSagar details
597Hugging Face Spaces90Nofollowhuggingface.coProfiles and entitiesFree + paid tierQuickDo firstVerified livePublish a real your tool privacy, redaction, or local-AI demo Space and add the canonical your tool URL in its README/metadata.Use a genuine working demo. Public Spaces expose source; protected/private visibility has plan limits.https://huggingface.co/docs/hub/main/spaces-overviewOpen Hugging Face Spaces submit page (new tab)Hugging Face Spaces details
695FeaturedCustomers60Sometimes dofollowfeaturedcustomers.comProfiles and entitiesFree + paid tierModerateDo firstLive, conditionalAdd the company, verify ownership, and supply genuine customer references, case studies, and brand assets.Designed for B2B software and services; customer references must be genuine and the vendor must pass verification.2026-08-03Open FeaturedCustomers submit page (new tab)FeaturedCustomers details
795Udemy95Nofollowudemy.comProfiles and entitiesFree + paid tierModerateDo firstVerified liveCreate a substantial free or paid course on practical browser privacy and accessibility auditing, with real demonstrations, exercises, and an honest your tool company or instructor profile.The first course must pass identity and quality review and comply with restricted-topic and instructor-profile standards. A published profile can include a website link, but the course cannot be a thin marketing funnel.2026-08-03Open Udemy submit page (new tab)Udemy details
886CodePen90Nofollowcodepen.ioProfiles and entitiesFreeQuickHighVerified liveBuild an original interactive demo of an your tool utility, document the use case in Pen Details, and add your tool as one of the public profile links.Public Pens are searchable and MIT-licensed; publish original useful code, not a blank redirect or copied landing page.https://blog.codepen.io/docs/getting-around/your-profile/Open CodePen submit page (new tab)CodePen details
986CodeSandbox90Nofollowcodesandbox.ioProfiles and entitiesFreeQuickHighNot submittedPublish a small open demo that explains one your tool algorithm or UI pattern and add the product website to the founder profile links.The sandbox must run and provide reusable technical value; public projects and profile links are UGC and may be nofollowed.2026-08-03Open CodeSandbox submit page (new tab)CodeSandbox details
1086daily.dev75Nofollowdaily.devProfiles and entitiesFreeQuickHighNot submittedComplete the founder's developer profile, add your tool as real project experience, and publish useful privacy or security engineering posts with contextual links.Participate as a genuine community member; avoid promotional link dumps, and do not assume any particular search-link attribute.2026-08-03Open daily.dev submit page (new tab)daily.dev details
1186gitconnected50Nofollowgitconnected.comProfiles and entitiesFreeQuickHighNot submittedCreate the founder developer profile, add your tool as a real project, and link the live product and supporting repository where applicable.Use a real individual profile with accurate work history; this is not a generic company-directory listing.2026-08-03Open gitconnected submit page (new tab)gitconnected details
1286Glasp55Nofollowglasp.coProfiles and entitiesFreeQuickHighVerified liveCreate a founder research profile that curates authoritative privacy, accessibility, security, and standards material, including your tool only when it directly supports the annotation.Free-user highlights are public by default; never add confidential data or secrets, and maintain balanced curation instead of a self-link collection.Official Glasp pricing and highlighting guidance checked 2026-08-07Open Glasp submit page (new tab)Glasp details
1386Open Hub75Nofollowopenhub.netProfiles and entitiesFreeQuickHighVerified liveAdd or claim a genuine open-source your tool project and complete its description, code locations, tags and official homepage.FOSS projects only; connect real public source history and avoid duplicate or abandoned shell projects.Official live Open Hub project directory checked 2026-07-30Open Open Hub submit page (new tab)Open Hub details
1486Open Makers—Link type unknownopenmakers.ioProfiles and entitiesFreeQuickHighNot submittedJoin as your tool founder, create a product page, and document meaningful launches, milestones, and lessons learned.Sign up as an individual maker, not as a product; product-only and spam accounts may be deleted, and X sign-in is required.2026-08-03Open Open Makers submit page (new tab)Open Makers details
1586Sessionize70Link type unknownsessionize.comProfiles and entitiesFreeQuickHighLive, conditionalCreate a founder expert profile and submit substantive talks about privacy-first tools, accessibility or web security.Directory visibility should reflect real expertise and sessions; free event mode excludes promotional or commercial events.2026-08-05Open Sessionize submit page (new tab)Sessionize details
1686Stacker News50Link type unknownstacker.newsProfiles and entitiesFreeQuickHighNeeds checkingCreate a genuine founder profile and share a useful build story or tutorial with a relevant link.Follow community self-promotion rules; contribute before linking; no repetitive posts. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/stacker-newsOpen Stacker News submit page (new tab)Stacker News details
1786Tableau Public90Nofollowpublic.tableau.comProfiles and entitiesFreeQuickHighVerified livePublish an original dashboard using public your tool benchmark or ecosystem data and add an appropriate project permalink in workbook details.Everything published is publicly accessible and may be downloadable; never include secrets, private analytics, user-level records, or confidential data.https://help.tableau.com/current/pro/desktop/en-gb/publish_workbooks_tableaupublic.htmOpen Tableau Public submit page (new tab)Tableau Public details
1884ListChallenges55Nofollowlistchallenges.comProfiles and entitiesFreeModerateHighVerified liveCreate a genuine founder profile and share a useful build story or tutorial with a relevant link.Follow community self-promotion rules; contribute before linking; no repetitive posts. Dofollow is reported but recheck after approval.2026-07-30 • https://www.submission.directory/site/listchallengesOpen ListChallenges submit page (new tab)ListChallenges details
1984Lobsters65Nofollowlobste.rsProfiles and entitiesFreeModerateHighNeeds checkingCreate a genuine founder profile and share a useful build story or tutorial with a relevant link.Follow community self-promotion rules; contribute before linking; no repetitive posts. Dofollow is reported but recheck after approval.2026-07-30 • https://www.submission.directory/site/lobstersOpen Lobsters submit page (new tab)Lobsters details
2084Open Collective85Nofollowopencollective.comProfiles and entitiesFreeModerateHighLive, conditionalCreate a genuine your tool collective, complete its public profile, and add the official website plus repository/social links.Use only for a real community or open-source project; keep team, purpose and financial details accurate.2026-08-05Open Open Collective submit page (new tab)Open Collective details
2184Podchaser75Nofollowpodchaser.comProfiles and entitiesFreeModerateHighLive, conditionalClaim a genuine your tool show, verify ownership, and complete its official website and creator details.Ownership verification by feed email or token is required; never create a fake podcast for links.2026-08-04Open Podchaser submit page (new tab)Podchaser details
2284The Dots55Link type unknownthe-dots.comProfiles and entitiesFreeModerateHighVerified liveCreate the real designer/founder profile and add an original your tool product-design or accessibility project with collaborators, role, process, and official URL.Publish only work the profile owner actually created and credit collaborators accurately; do not fabricate a team or engagement. Projects are community UGC and may be curated or moderated. External links, search visibility, timing, and rel/follow treatment are not guaranteed.2026-08-03Open The Dots submit page (new tab)The Dots details
2384YouTube100Nofollowyoutube.comProfiles and entitiesFreeModerateHighNot submittedCreate tutorials for top your tool tools with links.Needs useful videos; links mostly referral/brand.2026-07-30Open YouTube submit page (new tab)YouTube details
2483Eventbrite90Nofolloweventbrite.comProfiles and entitiesFree + paid tierQuickHighVerified liveHost a genuine your tool privacy/tool workshop or webinar; add your tool in the organizer website field and useful event description.Do not create fake events or thin SEO pages; publish only a real scheduled event with attendee value.https://www.eventbrite.com/help/en-us/articles/161196/how-to-set-up-your-organizer-profile-page/Open Eventbrite submit page (new tab)Eventbrite details
2583Observable80Nofollowobservablehq.comProfiles and entitiesFree + paid tierQuickHighVerified livePublish an original interactive notebook showing transparent your tool benchmark, privacy, performance, or tool-usage data and cite the relevant your tool pages.Use only public/non-sensitive data; public notebooks and referenced files are indexable, reusable, and must have accurate sources and licensing.https://observablehq.com/documentation/collaboration/sharingOpen Observable submit page (new tab)Observable details
2681SpeakerHub55Link type unknownspeakerhub.comProfiles and entitiesFree + paid tierModerateHighVerified liveCreate a truthful founder or subject-matter expert page and feature your tool in relevant bio, talks and media.Use genuine expertise and authentic testimonials; avoid fabricated credentials, reviews or mass outreach.2026-08-05Open SpeakerHub submit page (new tab)SpeakerHub details
2768Commudle40Link type unknowncommudle.comProfiles and entitiesFreeQuickMediumVerified liveCreate a real developer profile, publish an original your tool engineering tutorial or project, and join only relevant privacy or developer communities.Share knowledge first, follow each community's rules, and do not create an empty promotional community or mass-post the same link.Official Commudle community platform checked 2026-08-07Open Commudle submit page (new tab)Commudle details
2868Flickr95Nofollowflickr.comProfiles and entitiesFreeQuickMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/flickrOpen Flickr submit page (new tab)Flickr details
2968GitLab90Nofollowgitlab.comProfiles and entitiesFreeQuickMediumNot submittedMirror open-source embed SDK or examples with homepage link.Useful only with real OSS artifact.2026-07-30Open GitLab submit page (new tab)GitLab details
3068Goodreads90Nofollowgoodreads.comProfiles and entitiesFreeQuickMediumVerified liveCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/goodreadsOpen Goodreads submit page (new tab)Goodreads details
3168Gravatar90Nofollowgravatar.comProfiles and entitiesFreeQuickMediumNeeds checkingCreate brand/founder profile with verified links.Easy entity citation; low traffic.2026-07-30Open Gravatar submit page (new tab)Gravatar details
3268HubPages85Nofollowhubpages.comProfiles and entitiesFreeQuickMediumVerified liveCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/hubpagesOpen HubPages submit page (new tab)HubPages details
3368HundrED60Link type unknownhundred.orgProfiles and entitiesFreeQuickMediumVerified liveApply with a privacy/digital-safety education program that demonstrates real K-12 impact and scalability.Current Global Collection 2028 call closes 2027-05-01; normally implemented for 1+ year and reached 1,000+ children; evidence required.2026-08-05 — https://hundred.org/en/collections/hundred-global-collection-2028Open HundrED submit page (new tab)HundrED details
3468Liberapay65Nofollowliberapay.comProfiles and entitiesFreeQuickMediumLive, conditionalCreate an your tool project team, connect verified project accounts, and describe the official website and repository contextually.Teams are for genuine shared projects; one-contributor projects are allowed, but a single-company shell is not the intended use.2026-08-05Open Liberapay submit page (new tab)Liberapay details
3568Patreon95Nofollowpatreon.comProfiles and entitiesFreeQuickMediumNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/patreonOpen Patreon submit page (new tab)Patreon details
3668PitchBook85Link type unknownpitchbook.comProfiles and entitiesFreeQuickMediumLive, conditionalSearch for your tool; submit an accurate profile update or request research coverage with authoritative company data and website.Inclusion is not guaranteed and may require an account; do not exaggerate funding or company facts.2026-08-04Open PitchBook submit page (new tab)PitchBook details
3768ResearchGate95Nofollowresearchgate.netProfiles and entitiesFreeQuickMediumLive, conditionalAn eligible active researcher can publish genuine your tool studies, code or datasets and add the official website where appropriate.Membership is for active researchers; upload only owned research and respect publisher copyright.2026-08-04Open ResearchGate submit page (new tab)ResearchGate details
3868Sketchfab90Nofollowsketchfab.comProfiles and entitiesFreeQuickMediumVerified livePublish an original educational 3D asset connected to a real your tool tutorial, with accurate credits and a contextual project link in the description.Upload only content you own or can license; descriptions should explain the model rather than serve as link ads, and UGC links may be nofollow.2026-08-03Open Sketchfab submit page (new tab)Sketchfab details
3968SlideShare95Nofollowslideshare.netProfiles and entitiesFreeQuickMediumNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/slideshareOpen SlideShare submit page (new tab)SlideShare details
4068Stack Exchange90Nofollowstackexchange.comProfiles and entitiesFreeQuickMediumNot submittedBuild a real founder profile and answer narrowly relevant questions, linking to an your tool resource only when it directly substantiates the answer.Strict anti-self-promotion rules apply; disclose affiliation, never seed questions, and expect links in posts to be UGC or nofollow.2026-08-03Open Stack Exchange submit page (new tab)Stack Exchange details
4168Stack Overflow95Nofollowstackoverflow.comProfiles and entitiesFreeQuickMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/stack-overflowOpen Stack Overflow submit page (new tab)Stack Overflow details
4268Techendo30Link type unknowntechendo.comProfiles and entitiesFreeQuickMediumNeeds checkingCreate a genuine founder profile and share a useful build story or tutorial with a relevant link.Follow community self-promotion rules; contribute before linking; no repetitive posts. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/techendoOpen Techendo submit page (new tab)Techendo details
4368Wattpad90Nofollowwattpad.comProfiles and entitiesFreeQuickMediumNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/wattpadOpen Wattpad submit page (new tab)Wattpad details
4466devRant60Nofollowdevrant.comProfiles and entitiesFreeModerateMediumVerified liveParticipate as a real developer with original lessons and honest build stories; reference your tool only if a specific discussion genuinely calls for the working example.devRant treats accounts whose posts/comments mainly consist of links, duplicates, misleading identities, random comments, or purchased interactions as spam. Do not use a business name to mislead, disclose affiliation, and contribute without expecting a backlink. All links/posts are moderated UGC with no indexing or followed-link guarantee.2026-08-03Open devRant submit page (new tab)devRant details
4566Discourse Meta80Nofollowdiscourse.orgProfiles and entitiesFreeModerateMediumVerified liveUse a real developer profile and contribute tested solutions on Discourse integrations, accessibility, or privacy only when the team has genuine implementation experience.Meta is for improving Discourse discussions, not promoting AltFTool; spam, cross-posting, work solicitation outside Marketplace, and pasted AI replies are prohibited. Link only when essential, disclose affiliation, and never sign posts with promotional copy. Posts/profile links are moderated UGC with no permanence or followed-link guarantee.2026-08-03Open Discourse Meta submit page (new tab)Discourse Meta details
4666LiveJournal90Nofollowlivejournal.comProfiles and entitiesFreeModerateMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Dofollow is reported but recheck after approval.2026-07-30 • https://www.submission.directory/site/livejournalOpen LiveJournal submit page (new tab)LiveJournal details
4766Slashdot90Nofollowslashdot.orgProfiles and entitiesFreeModerateMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Dofollow is reported but recheck after approval.2026-07-30 • https://www.submission.directory/site/slashdotOpen Slashdot submit page (new tab)Slashdot details
4866Spiceworks Community85Nofollowspiceworks.comProfiles and entitiesFreeModerateMediumVerified liveJoin with a transparent identity and answer relevant IT/privacy questions from direct experience; mention an your tool resource only when it materially completes a specific answer.The community explicitly bans spam and promotional participation; only labeled Brand Representatives may promote products/services. Ordinary participation must be helpful and non-promotional, with affiliation disclosed before any contextual mention. Posts are public UGC and search-indexed, but moderation, deletion, and nofollow/rel treatment are at platform discretion.2026-08-03Open Spiceworks Community submit page (new tab)Spiceworks Community details
4966Telegraph85Nofollowtelegra.phProfiles and entitiesFreeModerateMediumVerified liveCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Dofollow is reported but recheck after approval.2026-07-30 • https://www.submission.directory/site/telegraphOpen Telegraph submit page (new tab)Telegraph details
5065About.me90Dofollowabout.meProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate clean founder/product profile linking your tool.Easy brand entity citation.2026-07-30Open About.me submit page (new tab)About.me details
5165Academia.edu90Nofollowacademia.eduProfiles and entitiesFree + paid tierQuickMediumLive, conditionalPublish genuine authored your tool research and add matching project or supporting-material URLs in the paper metadata.Use authentic authored literature or research; external links must support the paper, not act as unrelated promotion.2026-08-04Open Academia.edu submit page (new tab)Academia.edu details
5265Bento70Nofollowbento.meProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate visual link hub for your tool categories.Good branded profile; low friction.2026-07-30Open Bento submit page (new tab)Bento details
5365Jimdo90Sometimes dofollowjimdo.comProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/jimdoOpen Jimdo submit page (new tab)Jimdo details
5465Linktree90Nofollowlinktr.eeProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate your tool link hub for top pages.Referral/entity profile; links may be nofollow.2026-07-30Open Linktree submit page (new tab)Linktree details
5565Strikingly85Link type unknownstrikingly.comProfiles and entitiesFree + paid tierQuickMediumNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Link treatment varies by tier/page.2026-07-30 • https://www.submission.directory/site/strikinglyOpen Strikingly submit page (new tab)Strikingly details
5665Vimeo95Nofollowvimeo.comProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/vimeoOpen Vimeo submit page (new tab)Vimeo details
5765Weebly90Sometimes dofollowweebly.comProfiles and entitiesFree + paid tierQuickMediumNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Link treatment varies by tier/page.2026-07-30 • https://www.submission.directory/site/weeblyOpen Weebly submit page (new tab)Weebly details
5865Wix95Sometimes dofollowwix.comProfiles and entitiesFree + paid tierQuickMediumNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/wixOpen Wix submit page (new tab)Wix details
5963Beacons75Nofollowbeacons.aiProfiles and entitiesFree + paid tierModerateMediumVerified liveCreate one authentic your tool brand page; link the homepage and a few key tool collections with clear labels.Use one useful brand page only; link-hub/referral value, no ranking guarantee.2026-08-04Open Beacons submit page (new tab)Beacons details
6063Podorax—Link type unknownpodorax.comProfiles and entitiesFreeInvolvedMediumLive, conditionalCreate a truthful guest profile, add expertise and collaboration preferences, then respond to relevant interview requests.Newer network; profile quality and real collaboration history matter more than link placement.2026-08-05Open Podorax submit page (new tab)Podorax details
6163Polar60Link type unknownpolar.shProfiles and entitiesFree + paid tierModerateMediumLive, conditionalCreate an your tool organization, set its official website, and publish a real free or paid digital product or subscription.Use only when AltFTool has a legitimate digital product; business details, compliance and payout verification may be required.2026-08-05Open Polar submit page (new tab)Polar details
6263Wikidata95Nofollowwikidata.orgProfiles and entitiesFreeInvolvedMediumNeeds checkingIf your organisation or product meets notability rules, create an item with official website and sourced statements.Items need reliable references and must not be self-promotion; unsourced items get deleted.Added 2026-11-01Open Wikidata submit page (new tab)Wikidata details
6348Audiomack85Nofollowaudiomack.comProfiles and entitiesFreeQuickLaterNeeds checkingSet up a creator account and add your website and socials.Uploads must be your own; copyright strikes remove content.Added 2026-11-01Open Audiomack submit page (new tab)Audiomack details
6448Behance90Nofollowbehance.netProfiles and entitiesFreeQuickLaterNot submittedPublish UI/brand case study for your tool.Design case study only; not generic submission.2026-07-30Open Behance submit page (new tab)Behance details
6548Bio Link55Link type unknownbio.linkProfiles and entitiesFreeQuickLaterNeeds checkingRegister a username and add your website to the page.Pages that redirect to scams or adult content are removed.Added 2026-11-01Open Bio Link submit page (new tab)Bio Link details
6648Bitbucket90Nofollowbitbucket.orgProfiles and entitiesFreeQuickLaterNot submittedCreate public repo for embed SDK/example package.Lower discovery than GitHub; still profile link.2026-07-30Open Bitbucket submit page (new tab)Bitbucket details
6748Bluesky90Nofollowbsky.appProfiles and entitiesFreeQuickLaterNot submittedCreate founder/brand profile linking your tool.Developer/indie audience; referral/link discovery.2026-07-30Open Bluesky submit page (new tab)Bluesky details
6848BookBub Author Profile75Nofollowbookbub.comProfiles and entitiesFreeQuickLaterNeeds checkingPublished authors can claim a profile and add a bio and website.You must have books available for sale.Added 2026-11-01Open BookBub Author Profile submit page (new tab)BookBub Author Profile details
6948Campsite.bio55Nofollowcampsite.bioProfiles and entitiesFreeQuickLaterVerified liveCreate an your tool profile and add genuinely useful homepage, privacy-tool and accessibility-tool links.Free plan supports unlimited links; keep labels descriptive and the profile authentic.2026-08-04Open Campsite.bio submit page (new tab)Campsite.bio details
7048Codeberg75Nofollowcodeberg.orgProfiles and entitiesFreeQuickLaterNot submittedHost privacy-friendly OSS helper repo linking your tool.Community values open source; avoid pure promo.2026-07-30Open Codeberg submit page (new tab)Codeberg details
7148CodeChef75Nofollowcodechef.comProfiles and entitiesFreeQuickLaterNeeds checkingCreate a profile and add your website or blog link in your details.Plagiarism in contests leads to bans.Added 2026-11-01Open CodeChef submit page (new tab)CodeChef details
7248Codeforces80Nofollowcodeforces.comProfiles and entitiesFreeQuickLaterNeeds checkingRegister and fill your profile; you can also write technical blog entries.Off-topic promotional blog posts are downvoted or deleted.Added 2026-11-01Open Codeforces submit page (new tab)Codeforces details
7348Codewars70Nofollowcodewars.comProfiles and entitiesFreeQuickLaterNeeds checkingSolve a kata to join, then add your site and social links to your profile.Profiles are personal; promotional usernames are discouraged.Added 2026-11-01Open Codewars submit page (new tab)Codewars details
7448CSSBattle45Link type unknowncssbattle.devProfiles and entitiesFreeQuickLaterNeeds checkingPlay a few challenges and add your site to your player profile.Profiles are personal; cheating removes you from leaderboards.Added 2026-11-01Open CSSBattle submit page (new tab)CSSBattle details
7548Deezer Podcasts90Nofollowdeezer.comProfiles and entitiesFreeQuickLaterNeeds checkingSubmit your podcast feed through the Deezer podcasters portal.Availability varies by country; feed must be valid.Added 2026-11-01Open Deezer Podcasts submit page (new tab)Deezer Podcasts details
7648Disqus90Nofollowdisqus.comProfiles and entitiesFreeQuickLaterNeeds checkingSet up a Disqus profile with your website so it shows next to your comments.Comment spam leads to bans across all Disqus sites.Added 2026-11-01Open Disqus submit page (new tab)Disqus details
7748Exercism70Nofollowexercism.orgProfiles and entitiesFreeQuickLaterNeeds checkingMake a public profile and add your website and GitHub.Profiles are personal; spam mentoring comments are removed.Added 2026-11-01Open Exercism submit page (new tab)Exercism details
7848Fountain50Link type unknownfountain.fmProfiles and entitiesFreeQuickLaterNeeds checkingClaim your show page and add your website and social links.Feed ownership is verified by email in the RSS feed.Added 2026-11-01Open Fountain submit page (new tab)Fountain details
7948Frontiers Loop90Nofollowloop.frontiersin.orgProfiles and entitiesFreeQuickLaterNeeds checkingCreate a researcher profile with your publications and website.Profiles are for real researchers; spam profiles are removed.Added 2026-11-01Open Frontiers Loop submit page (new tab)Frontiers Loop details
8048HackerEarth80Nofollowhackerearth.comProfiles and entitiesFreeQuickLaterNeeds checkingSet up your profile with skills, projects and a site link.Fake or duplicate accounts are removed.Added 2026-11-01Open HackerEarth submit page (new tab)HackerEarth details
8148HackerRank85Nofollowhackerrank.comProfiles and entitiesFreeQuickLaterNeeds checkingComplete your developer profile, including a link to your site or portfolio.One account per person; cheating or spam gets accounts closed.Added 2026-11-01Open HackerRank submit page (new tab)HackerRank details
8248hoo.be45Link type unknownhoo.beProfiles and entitiesFreeQuickLaterNeeds checkingMake a creator page and link your site, content and products.Aimed at creators; impersonation leads to removal.Added 2026-11-01Open hoo.be submit page (new tab)hoo.be details
8348iHeart Podcasts90Nofollowiheart.comProfiles and entitiesFreeQuickLaterNeeds checkingSubmit your podcast RSS feed so it gets a show page.Feed must be valid and follow content guidelines.Added 2026-11-01Open iHeart Podcasts submit page (new tab)iHeart Podcasts details
8448Index by Dodo Payments—Link type unknownindex.dodopayments.comProfiles and entitiesFreeQuickLaterNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/index-by-dodo-paymentsOpen Index by Dodo Payments submit page (new tab)Index by Dodo Payments details
8548Kudos55Link type unknowngrowkudos.comProfiles and entitiesFreeQuickLaterNeeds checkingClaim your published papers, add plain-language summaries and link related resources.Only authors of published works can claim items.Added 2026-11-01Open Kudos submit page (new tab)Kudos details
8648LeetCode75Nofollowleetcode.comProfiles and entitiesFreeQuickLaterNeeds checkingFill in your profile and add your website and GitHub links.Profile links are for your own sites; spam accounts are banned.Added 2026-11-01Open LeetCode submit page (new tab)LeetCode details
8748Mastodon90Nofollowmastodon.socialProfiles and entitiesFreeQuickLaterNot submittedCreate profile; share privacy-first tools in relevant communities.Instance rules matter; avoid cross-post spam.2026-07-30Open Mastodon submit page (new tab)Mastodon details
8848PhilPeople60Link type unknownphilpeople.orgProfiles and entitiesFreeQuickLaterNeeds checkingPhilosophers can create a profile listing works and a personal homepage.Limited to people working in philosophy.Added 2026-11-01Open PhilPeople submit page (new tab)PhilPeople details
8948Podcast Index55Link type unknownpodcastindex.orgProfiles and entitiesFreeQuickLaterNeeds checkingAdd your RSS feed so apps built on the index can find your show.Feeds must be real podcasts; duplicate feeds are merged.Added 2026-11-01Open Podcast Index submit page (new tab)Podcast Index details
9048Quora95Nofollowquora.comProfiles and entitiesFreeQuickLaterNot submittedAnswer relevant questions genuinely; profile links to your tool.No link stuffing; answers must stand alone.2026-07-30Open Quora submit page (new tab)Quora details
9148SciProfiles50Link type unknownsciprofiles.comProfiles and entitiesFreeQuickLaterNeeds checkingSign up, list your publications and add a link to your lab or personal site.Researchers only; profiles are linked to publication records.Added 2026-11-01Open SciProfiles submit page (new tab)SciProfiles details
9248Semantic Scholar85Nofollowsemanticscholar.orgProfiles and entitiesFreeQuickLaterNeeds checkingFind your author page and claim it so you can add your homepage and fix your paper list.Only for authors of published papers; claims are verified.Added 2026-11-01Open Semantic Scholar submit page (new tab)Semantic Scholar details
9348SideProjectors50Link type unknownsideprojectors.comProfiles and entitiesFreeQuickLaterNeeds checkingCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/sideprojectorsOpen SideProjectors submit page (new tab)SideProjectors details
9448sitelike.org55Link type unknownsitelike.orgProfiles and entitiesFreeQuickLaterNot submittedCreate a truthful your tool/founder profile or content page and add the website link where allowed.Use a real brand/founder identity; do not create thin duplicate pages. Listing link is currently reported nofollow.2026-07-30 • https://www.submission.directory/site/sitelike-orgOpen sitelike.org submit page (new tab)sitelike.org details
9548Threads90Nofollowthreads.comProfiles and entitiesFreeQuickLaterNot submittedPost build updates and tool launches.Brand/referral, not direct SEO.2026-07-30Open Threads submit page (new tab)Threads details
9648Topcoder75Nofollowtopcoder.comProfiles and entitiesFreeQuickLaterNeeds checkingCreate a member profile with skills and links to your work.One account per person; identity checks apply for paid work.Added 2026-11-01Open Topcoder submit page (new tab)Topcoder details
9748TuneIn90Nofollowtunein.comProfiles and entitiesFreeQuickLaterNeeds checkingUse their podcaster form to submit your show's RSS feed.Review can take a while; feed must be public.Added 2026-11-01Open TuneIn submit page (new tab)TuneIn details
9848Twitch95Nofollowtwitch.tvProfiles and entitiesFreeQuickLaterLive, conditionalHost real build sessions or tool demos and add your tool to the channel About/social links.An inactive link-only channel has little value; follow Twitch content and promotion rules.2026-08-03Open Twitch submit page (new tab)Twitch details
994699designs85Nofollow99designs.comProfiles and entitiesFreeModerateLaterNeeds checkingApply as a designer with a portfolio to get a public profile.Applications are screened for skill level.Added 2026-11-01Open 99designs submit page (new tab)99designs details
10046Arc.dev60Nofollowarc.devProfiles and entitiesFreeModerateLaterNeeds checkingBuild a developer profile with your experience and portfolio link.Profiles go through vetting before being shown to companies.Added 2026-11-01Open Arc.dev submit page (new tab)Arc.dev details

How to build backlinks with this list

Four steps that work for a new site, a SaaS or a side project. No paid link packages, nothing that risks a penalty.

  1. Get the basics right first

    Before submitting anywhere, have a one-line description, a 150-word description, a square logo and two or three screenshots ready. Every form asks for some mix of these.

  2. Claim profiles and free listings

    Start with the free, quick rows: profile creation sites and free directories. They are one form each and build the entity signals search engines use to understand who you are.

  3. Go after a few strong links

    Then pick a handful of high DA and dofollow sites that fit your niche, and write proper guest posts or launch posts for them. Ten relevant links beat a hundred random ones.

  4. Track and keep it clean

    Note where you submitted and when. Recheck after a month, update stale descriptions, and never pay for bulk link packages: they put the whole site at risk.

Behind the list

A link opportunity is not a link.

Every row here starts as a line in a sheet, gets normalised into one of 16 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 view

An 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.

Backlink sites by category

Common questions

Do backlinks still matter for ranking in 2026?
Links remain one signal among many, and low-quality bulk links do more harm than good. What still works is being listed where your buyers actually look — directories with real traffic, registries your peers use, and launch platforms with engaged audiences. Every entry in this list is a place a human might plausibly find you, which is why they are worth submitting to regardless of link equity.
Which submissions should I do first?
Start with the quick wins filter: free, low effort, and not in the lowest priority band. 208 of the 1,964 entries qualify, and those are the ones where a single form submission gets you a live listing the same week. Launch platforms are worth saving until your product is genuinely ready, because you only get one good attempt at each.
How is the impact score calculated?
It starts from a hand-assigned priority band (do first, high, medium, later), then adjusts for cost and effort. A free, quick opportunity scores above a paid, involved one in the same band, because it is the one you can realistically finish today. The score is a queueing aid, not a measure of domain authority.
Are these links free?
1,628 of the 1,964 entries are free to submit to or offer a free tier that includes a listing. Cost is shown on every row, and the "nothing to pay" filter narrows the list to exactly those.
Which backlink sites are dofollow?
44 entries are known to give a followed link on a normal listing, and more give one only in some placements. The link type is shown on every row and can be filtered. Sites change their link policy without notice, so treat the label as a starting point and check the live page after you are listed. A nofollow link from a busy site still sends visitors and helps search engines discover you.
What does the DA number mean?
It is our estimate of the site's domain authority, a third-party style 0-100 score of how strong a domain's link profile is, rounded to the nearest 5. 1,580 of the 1,964 sites have one. It is useful for comparing sites, not a Google metric, so relevance to your niche still matters more.
How do I get backlinks for a new website?
1. Get the basics right first: Before submitting anywhere, have a one-line description, a 150-word description, a square logo and two or three screenshots ready. Every form asks for some mix of these. 2. Claim profiles and free listings: Start with the free, quick rows: profile creation sites and free directories. They are one form each and build the entity signals search engines use to understand who you are. 3. Go after a few strong links: Then pick a handful of high DA and dofollow sites that fit your niche, and write proper guest posts or launch posts for them. Ten relevant links beat a hundred random ones. 4. Track and keep it clean: Note where you submitted and when. Recheck after a month, update stale descriptions, and never pay for bulk link packages: they put the whole site at risk.
Will submitting everywhere hurt my site?
Submitting to spam directories can. That is why this list is curated rather than scraped, and why entries carry a status showing whether they have been verified as live. Skip anything that promises hundreds of links for a fee, and prefer places where a real person reviews submissions.