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Directory · 244 platforms researched · Last updated 3 November 2026

Link building marketplaces: a research directory of 244 platforms

Research directory of 244 link building marketplace platforms (guest-post carts, media catalogs, regional specialists, rental networks, freelance gig platforms, and managed hybrids). A listing is research, not an endorsement, and this directory is not RankSupply’s fulfillment inventory (~100k publishers we can place through as a white-label desk). Profiles with a full write-up carry a verdict and a last-checked date; the rest of the grid is a filterable index. Labels: Researched, Verified profile, Tested by RankSupply, or Community reviewed. Verdicts run from Recommended to Not recommended. Marketplace methodology →

244marketplace platforms researched
24verified profiles
0fake 4.8 scores
TL;DR

Which link building marketplace fits which job

Listed by use case, not ranked. Inclusion is not an endorsement, and catalog sizes quoted by vendors are their own marketing claims. Last checked: 3 November 2026.

MarketplaceModelBest forRegion focusWatch out for
AdsyGuest-post cartPicking a specific English-language site for a new articleGlobal, EnglishYou own vetting and replacements
CollaboratorGuest-post cartSponsored articles from a large two-sided catalogCIS and EU mixCheck language and audience fit per site
iCopifyGuest-post cartAgencies that need escrow, API or white-label accessGlobalConfirm what the white-label tier hides from clients
PRNEWS.IOMedia / PR catalogSponsored news on media titlesGlobalFollow attribute and Google News status vary by outlet
GetfluenceMedia / PR catalogHigher-end media titlesGlobalDifferent price and editorial bar than a volume sheet
MedialisterPR / media listCoverage-first PR campaignsGlobalNot built for DA shopping
WhitePressContent marketplaceMultilingual campaigns across many language desksCEE and EUQuality varies by language desk
LinkhouseGuest-post cartPoland, Germany and wider EU publisher filtersPL, DE, EULess useful for English-only briefs
HULCRegional specialistDutch, Belgian and nearby German inventoryBeneluxNarrow outside Benelux
SerpzillaRental / insertionCredits spent on existing pages or recurring linksGlobalNot a new URL; different risk and reporting
MillenioManaged hybridHanding over a brief instead of shopping a cartUnited KingdomCloser to a vendor than a self-serve tool
PRWizGuest-post cartBuyers who want published link-duration termsGlobalRead the validity window per listing
ReputePostGuest-post cartSmaller agencies wanting a white-label tierGlobalSmaller catalog
LinksManagementAutomated shopBuyers who filter on DA bandsGlobalDA is a third-party metric, not a quality guarantee
How to use this directory

Backlink marketplace models in this directory, not a price list

A link-building marketplace is a platform where a buyer (or an agency acting for a client) pays a third party to place content or a link on a publisher site. That sentence covers guest-post carts, sponsored-news catalogs, insertion networks, rental-credit systems, and managed hybrids. It does not mean those products are interchangeable. The failure mode is treating every login as “a place to buy links.”

RankSupply is a white-label fulfillment desk, not a marketplace. This hub exists so agencies can see how the platforms they already hear about actually differ before they add another vendor, or before they hand the brief to us. A card in the grid means the company is in the database. It is not a quality warranty, a cheapest-marketplace claim, or a RankSupply test unless the profile says Tested by RankSupply.

Six marketplace models that are not the same product
FIG. 01: A guest-post cart, a media desk, and a rental network solve different jobs.
01 Guest-post cart New article on a listed site 02 Media / PR catalog News and sponsored coverage 03 Regional specialist One language or country first 04 Rental / insertion Credits or edits, not a new URL 05 Managed hybrid Cart plus a human desk 06 Buyer-only catalog Buy-side access; sell-side unclear
FIG. 01: RankSupply files platforms by how they actually sell. A listing is research, not a recommendation. Policy: marketplace methodology.

How the six models differ in practice

Guest-post carts (Adsy, Collaborator, iCopify) sell a new article on a site the publisher listed. You pick a domain, submit or buy copy, and wait for an editor. Media / PR catalogs (PRNEWS.IO, Getfluence, Medialister) sell sponsored coverage on news and magazine titles. Follow attributes and “Google News” status vary by outlet and are not a RankSupply promise. Regional specialists (HULC for Benelux, Linkhouse and WhitePress for CEE/EU) are useful when the language and the publisher set are the brief.

Rental and insertion networks (Serpzilla) spend credits on existing pages or recurring links. That is a different risk and a different reporting story than a new URL. Managed hybrids (Millenio) take a brief as well as a cart. Buyer-only catalogs let agencies shop inventory without a confirmed open publisher counter. If you need to list a site, that distinction matters.

The same research set also includes PRWiz (a cart that publishes per-listing link-validity windows and publisher payout terms), ReputePost (a smaller cart with an explicit white-label tier), and LinksManagement (an older automated shop that still sorts on DA bands). Those three are not synonyms of Adsy. The filterable grid below is the rest of the database, including limited-research listings and platforms our research advises against, which are shorter records in the same index.

Reviewed is not Tested
Three evidence classes. None of them is a numeric quality score.
REVIEWED Editorial read Public site, schema, positioning, last-checked Not an order TESTED Actual order Delivery, support, replacement observed First / last tested dates COMMUNITY Moderated review First-hand account Human-checked, not auto Money cannot buy a star
FIG. 02: A Reviewed timestamp means we read the public record. Tested means we placed an order. Community data is a moderated first-hand account. Policy: marketplace methodology.

How to read a RankSupply profile

Every substantial profile is supposed to cover the same research questions: research status, buyer workflow, publisher workflow, placement types, regions and languages, pricing model, quality controls, strengths, limitations, best fit, Reviewed vs Tested, community reviews, alternatives, FAQ, and last-checked date. The answers should not be synonyms. If two pages only differ by the brand name, the write-up failed.

Claims on these pages are source-backed from the platform’s public site, help center, or directory fields we recorded. Catalog sizes (“100,000 media,” “24,000 publishers”) are the vendor’s marketing unless we say we counted them. We have not. Seller payout terms on file are directory research, not a live contract. RankSupply does not operate these platforms.

Self-serve versus a fulfillment desk

Keep the login when you already know the cart, you will inspect every URL, and you will own replacements. Hand the campaign to RankSupply when the agency needs one unbranded report across guest posts, niche edits, and digital PR, and does not want five marketplace invoices in the client folder. Existing side-by-sides live on compare. How fees sit next to managed pricing: link building costs.

For publishers: where to list your site

If you own a site and want to sell placements, you need a platform with an open publisher counter, not a buyer-only catalog. Choose Publisher under Use case in the directory below to see which platforms accept new sites. Read each platform's payout terms, minimum traffic requirements and content rules before listing. Seller terms on our profiles come from directory research, not a live contract.

What this directory will not do

Guest post marketplaces inside this hub

If you specifically need a guest post marketplace directory, open the guest post marketplaces category. That page filters the same RankSupply database to two-sided and inventory carts that sell new articles on publisher sites. This hub stays the full map across every marketplace model.

Link building marketplace FAQ

Is every marketplace in this directory recommended?

No. A listing means the company is in the RankSupply database. A recommendation requires a RankSupply verdict of Recommended and enough first-hand evidence to stand behind it.

What is the difference between Reviewed and Tested?

Reviewed by RankSupply is an editorial timestamp on a public record. Tested by RankSupply means we placed an order or ran a documented fulfillment test. They are not the same badge.

Why are some marketplace profiles shorter than others?

Shorter profiles stay in the database so the set is complete. They stay in the filterable index until the page has a substantial write-up, RankSupply testing, or useful community reviews.

Do you publish marketplace prices or inventory counts?

Not as verified RankSupply figures. Platforms publish their own catalog sizes and rate cards. Those are marketing claims until we have order data. Price intelligence fields stay empty on purpose.

When should an agency self-serve a marketplace instead of using RankSupply?

Self-serve when you already have the login, the vetting time, and the appetite to own replacements. Use RankSupply when you want one white-label desk across publishers, content, live URLs, and reporting.

Which link building platforms let you buy backlinks directly from publishers without an agency?

Two-sided marketplaces let publishers list their own sites and set their own prices, and buyers order from them directly. In this directory, Adsy, Collaborator, WhitePress, Linkhouse and HULC work this way. The platform handles payment and disputes, but you still choose the site and approve the content. Managed services such as Millenio add a human desk in between. Choose Publisher under Use case to see which platforms have an open publisher side.

Are link building marketplaces safe to use?

Some are, and many are not. The risk depends on the publisher, not the platform. A marketplace can list a strong editorial site next to a network of thin blogs built only to sell links. Before buying, check that the site has real organic traffic, topical relevance to your client, editorial standards, and no "all niches accepted" pages. Treat the platform as a storefront, not a quality guarantee.

Does Google penalize links bought from a marketplace?

Google's spam policies treat buying or selling links that pass ranking credit as link spam, and ask that paid placements use rel="sponsored" or rel="nofollow". In practice Google more often ignores links it identifies as paid than issues a penalty, but manual actions still happen, especially at scale or on obvious link networks. Agencies should explain this risk to clients in writing.

How much does a link from a marketplace cost?

Prices are set per publisher, not per platform, so the same marketplace can list placements from under $50 to several thousand dollars. A June 2026 BuzzStream study of 421,259 marketplace listings, reported by AirOps, found an average listing price of $179 for a niche edit and $461 for a guest post. A rate card is the vendor's asking price, not a verified market rate. See link building costs for how marketplace fees compare with managed pricing.

Is a marketplace or a white-label service better for agencies?

A marketplace suits an agency that already knows the platform, has someone to vet every URL, and will chase replacements when links drop. A white-label service suits an agency that wants one unbranded report, one invoice, approval before publish and a replacement warranty across several link types. Many agencies use both: marketplaces for one-off placements and a fulfillment desk for recurring retainers.

How do I vet a site before buying from a marketplace?

Check five things: the organic traffic trend in Ahrefs or Semrush (not just DR or DA), whether the site ranks for real keywords in its niche, how many sponsored outbound links recent posts carry, whether the content is written for readers or for links, and whether the site is indexed. Ask the seller for a sample live URL and the link attribute before paying. Our guide on how to vet guest post sites goes deeper.

What is the difference between a guest post and a niche edit?

A guest post is a new article published on the site with your link inside it. A niche edit (also called a link insertion) adds your link to a page that already exists and may already have traffic and backlinks. Niche edits can be faster and cheaper, but you have less control over context, and the page owner can edit or remove the link later.

Do marketplace links stay live permanently?

Not always. Some platforms publish a minimum link duration per listing, and others give no guarantee. Rental and credit-based networks are built around recurring placement rather than permanent links. Record the live URL, attribute and date for every placement, and recheck on a schedule.

Research set
What is a link building marketplace directory?

A link building marketplace directory lists platforms where agencies can buy placements (guest posts, sponsored coverage, or insertions) from many publishers in one cart or catalog. RankSupply’s hub maps 244 such platforms by model and region. It is research, not a ranked best-of list and not RankSupply’s own inventory.

What is the difference between a backlink marketplace and a guest post marketplace?

A backlink marketplace is a broad label for any platform that sells links. A guest post marketplace is the subset that sells a new article with your link on a publisher site. RankSupply keeps guest post marketplaces on their own category page so that intent does not compete with this full-ecosystem hub.

Where should I go for a guest post marketplace directory?

Use RankSupply’s guest post marketplaces category for carts and platforms that sell new publisher articles. Use this hub when you need every model, including PR catalogs, niche edits, regional networks, and managed hybrids.

Fourteen featured research profiles

These fourteen are the deepest write-ups among our 24 verified profiles. The rest of the directory stays a filterable index. These fourteen exist because the platforms actually differ (media catalogs, CEE content carts, a Benelux specialist, a rental network, a managed hybrid), not because we spun the same paragraph fourteen times.

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Find the right link building marketplace

Researched = in the database. Verified profile = substantial write-up, ready to index. Tested by RankSupply = we placed an order. Community reviewed = a moderated first-hand review is live. Full policy: marketplace methodology.

244 marketplaces tracked

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Coming soon

RankSupply Market Intelligence

We are building independent pricing and marketplace intelligence using real supplier and campaign data. Future reports will compare pricing, publisher overlap, delivery speed, and fulfillment performance across platforms. We will not invent scores to fill this box.

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