Company lists · Data refreshed September 2026
Top 21 Api documentation platforms worldwide
RevenueBase identified 72 company matches for api documentation platforms worldwide as of September 2026 and tracks 8,083 professional contacts across them, including 1,707 with verified work emails. The United States is the largest market and San Francisco the largest hub.
This list covers company matches for api documentation platforms worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 27, 2026. Country and city lists for api documentation platforms follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 21 largest api documentation platforms worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,269 contacts → | ||||
Exact match “Postman is the world’s leading API platform.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 248 contacts → | ||||
Exact match “Port gives you the Context Lake, Workflow Orchestration, Agent Management, and Governance to build your AI-SDLC without losing control.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 74 contacts → | ||||
Exact match “At ReadMe, we help teams build beautiful, interactive documentation.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 62 contacts → | ||||
Exact match “At last, API docs you can be proud of!” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 53 contacts → | ||||
Exact match “APIMatic is a Developer Experience platform for APIs.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 39 contacts → | ||||
Exact match “GitBook is the docs platform for technical teams, powering the knowledge system humans and AI agents rely on to understand your product.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 22 contacts → | ||||
Exact match “ApyHub is the fastest-growing API catalogs in the AI space.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 17 contacts → | ||||
Exact match “Scalar is an open-source API platform: Modern Rest API Client Beautiful API References 1st-Class OpenAPI/Swagger Support” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 14 contacts → | ||||
Exact match “Discover, Connect And Manage APIs.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 13 contacts → | ||||
Exact match “SuperAPI built by developers, for developers” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Streamline your documentation workflow with EkLine.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 9 contacts → | ||||
Exact match “Publish always up-to-date API references, communicate changes to your users, improve discoverability and developer experience.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “API dev platform for developers, DevOps and SREs.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 3 contacts → | ||||
Exact match “Making APIs simple and intuitive for those building the tools, apps, and technologies of our time.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 3 contacts → | ||||
Exact match “Read the Docs is the largest open source documentation hosting site in the world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “Promptless updates customer-facing documentation, including tutorials, how-to guides, API specs, knowledge bases, support articles, and blog posts.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 2 contacts → | ||||
Exact match “APITree is a tech start-up company from Berlin, Germany, founded in 2017 by Nils Friedrichs.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “We help engineers with everything API by providing a low-code platform to build microservices, automate tasks, and connect external systems in minutes.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “Documentation platform to collaboratively write, publish, review, analyse and collect feedback on personalised customer-facing docs the modern way.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 1 contacts → | ||||
Exact match “At Pillr, we are currently building a platform that makes it easier to build, manage, and distribute hypermedia API services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 1 contacts → | ||||
Exact match “Portle is a product by BetaCrew Labs Looking for a simple yet powerful way to host your user facing API documentation and guides?” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “api documentation platforms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 21 of 72 api documentation platforms worldwide
See the full list, filter by size, metro and specialty, and access 1,707 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Api documentation platforms worldwide at a glance
As of Sep 27, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for api documentation platforms are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “api documentation platforms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 1,707 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 27, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Api documentation platforms by location
1 lists · largest firstEvery Api documentation platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “api documentation platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many api documentation platforms are there worldwide?
RevenueBase identified 72 company matches for api documentation platforms worldwide as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Postman tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most api documentation platforms?
The United States leads with 28 companies. Every api documentation platforms list by country and city is linked on this page.
Which city has the most api documentation platforms?
San Francisco leads with 6 company records, followed by Austin (3) and Istanbul (2).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,707 professional contacts with verified work emails tracked across these 72 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 72 api documentation platforms worldwide. Start with a free account, no credit card.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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Company intelligence · public preview
Top 21 api documentation platforms worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 72 matching company records for api documentation platforms worldwide, with 8,083 tracked contacts and 1,707 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 api documentation platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Postmanpostman.comHQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 2,269 contacts → |
“Postman is the world’s leading API platform.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  port.ioport.ioHQ: Middletown, DE, United StatesReported employees: 201-500 | Middletown, DE, United States | 201-500 | Exact match | 248 contacts → |
“Port gives you the Context Lake, Workflow Orchestration, Agent Management, and Governance to build your AI-SDLC without losing control.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Readmereadme.comHQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 74 contacts → |
“At ReadMe, we help teams build beautiful, interactive documentation.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Redoclyredocly.comHQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 62 contacts → |
“At last, API docs you can be proud of!” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  apimatic.iohubs.liHQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 53 contacts → |
“APIMatic is a Developer Experience platform for APIs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Gitbookgitbook.comHQ: Covina, CA, United StatesReported employees: 11-50 | Covina, CA, United States | 11-50 | Exact match | 39 contacts → |
“GitBook is the docs platform for technical teams, powering the knowledge system humans and AI agents rely on to understand your product.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Apyhubapyhub.comHQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 22 contacts → |
“ApyHub is the fastest-growing API catalogs in the AI space.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Scalarscalar.com HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 17 contacts → |
“Scalar is an open-source API platform: Modern Rest API Client Beautiful API References 1st-Class OpenAPI/Swagger Support” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Zyla Labszylalabs.comHQ: Remote, United StatesReported employees: 11-50 | Remote, United States | 11-50 | Exact match | 14 contacts → |
“Discover, Connect And Manage APIs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Superapisuperapi.com.auHQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 13 contacts → |
“SuperAPI built by developers, for developers” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Eklineekline.ioHQ: Sunnyvale, United StatesReported employees: 11-50 | Sunnyvale, United States | 11-50 | Exact match | 11 contacts → |
“Streamline your documentation workflow with EkLine.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | bump.shbump.sh HQ: Angers, FranceReported employees: 1-10 | Angers, France | 1-10 | Exact match | 9 contacts → |
“Publish always up-to-date API references, communicate changes to your users, improve discoverability and developer experience.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Curiousgraphcuriousgraph.com HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 3 contacts → |
“API dev platform for developers, DevOps and SREs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Httpiehttpie.ioHQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 3 contacts → |
“Making APIs simple and intuitive for those building the tools, apps, and technologies of our time.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Read The Docsreadthedocs.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 3 contacts → |
“Read the Docs is the largest open source documentation hosting site in the world.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Promptlessgopromptless.ai HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 2 contacts → |
“Promptless updates customer-facing documentation, including tutorials, how-to guides, API specs, knowledge bases, support articles, and blog posts.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Apitreeapitree.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 2 contacts → |
“APITree is a tech start-up company from Berlin, Germany, founded in 2017 by Nils Friedrichs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Flowletflowlet.app HQ: Rotterdam, NetherlandsReported employees: 1-10 | Rotterdam, Netherlands | 1-10 | Exact match | 1 contacts → |
“We help engineers with everything API by providing a low-code platform to build microservices, automate tasks, and connect external systems in minutes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  developerhub.iodeveloperhub.ioHQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Documentation platform to collaboratively write, publish, review, analyse and collect feedback on personalised customer-facing docs the modern way.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | PILLRpillrcompany.com HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 1 contacts → |
“At Pillr, we are currently building a platform that makes it easier to build, manage, and distribute hypermedia API services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Portle By Betacrew Labsportle.io HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 1 contacts → |
“Portle is a product by BetaCrew Labs Looking for a simple yet powerful way to host your user facing API documentation and guides?” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 72 company matches
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Api documentation platforms: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
72 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 27, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Api documentation platforms by location
1 lists · largest firstEvery Api documentation platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for api documentation platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many api documentation platforms did RevenueBase find worldwide?
The saved snapshot records 72 matching company records, 8,083 tracked contacts and 1,707 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 27, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 21 api documentation platforms worldwide. Snapshot: September 27, 2026. https://revenuebase.ai/companies/browse/api-documentation-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 21 api documentation platforms worldwide
RevenueBase records 72 matching company records for api documentation platforms worldwide, with 8,083 tracked contacts and 1,707 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 api documentation platforms worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Postmanpostman.com HQ: San Francisco, CA, United StatesReported employees: 501-1,000 | San Francisco, CA, United States | 501-1,000 | Exact match | 2,269 contacts → |
“Postman is the world’s leading API platform.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | port.ioport.io HQ: Middletown, DE, United StatesReported employees: 201-500 | Middletown, DE, United States | 201-500 | Exact match | 248 contacts → |
“Port gives you the Context Lake, Workflow Orchestration, Agent Management, and Governance to build your AI-SDLC without losing control.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Readmereadme.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 74 contacts → |
“At ReadMe, we help teams build beautiful, interactive documentation.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Redoclyredocly.com HQ: Austin, TX, United StatesReported employees: 11-50 | Austin, TX, United States | 11-50 | Exact match | 62 contacts → |
“At last, API docs you can be proud of!” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | apimatic.iohubs.li HQ: Auckland, New ZealandReported employees: 11-50 | Auckland, New Zealand | 11-50 | Exact match | 53 contacts → |
“APIMatic is a Developer Experience platform for APIs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Gitbookgitbook.com HQ: Covina, CA, United StatesReported employees: 11-50 | Covina, CA, United States | 11-50 | Exact match | 39 contacts → |
“GitBook is the docs platform for technical teams, powering the knowledge system humans and AI agents rely on to understand your product.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Apyhubapyhub.com HQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 22 contacts → |
“ApyHub is the fastest-growing API catalogs in the AI space.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Scalarscalar.com HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 17 contacts → |
“Scalar is an open-source API platform: Modern Rest API Client Beautiful API References 1st-Class OpenAPI/Swagger Support” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Zyla Labszylalabs.com HQ: Remote, United StatesReported employees: 11-50 | Remote, United States | 11-50 | Exact match | 14 contacts → |
“Discover, Connect And Manage APIs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Superapisuperapi.com.au HQ: Melbourne, AustraliaReported employees: 1-10 | Melbourne, Australia | 1-10 | Exact match | 13 contacts → |
“SuperAPI built by developers, for developers” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Eklineekline.io HQ: Sunnyvale, United StatesReported employees: 11-50 | Sunnyvale, United States | 11-50 | Exact match | 11 contacts → |
“Streamline your documentation workflow with EkLine.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | bump.shbump.sh HQ: Angers, FranceReported employees: 1-10 | Angers, France | 1-10 | Exact match | 9 contacts → |
“Publish always up-to-date API references, communicate changes to your users, improve discoverability and developer experience.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Curiousgraphcuriousgraph.com HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 3 contacts → |
“API dev platform for developers, DevOps and SREs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Httpiehttpie.io HQ: San Francisco, CA, United StatesReported employees: 11-50 | San Francisco, CA, United States | 11-50 | Exact match | 3 contacts → |
“Making APIs simple and intuitive for those building the tools, apps, and technologies of our time.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Read The Docsreadthedocs.org HQ: Portland, OR, United StatesReported employees: 1-10 | Portland, OR, United States | 1-10 | Exact match | 3 contacts → |
“Read the Docs is the largest open source documentation hosting site in the world.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Promptlessgopromptless.ai HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 2 contacts → |
“Promptless updates customer-facing documentation, including tutorials, how-to guides, API specs, knowledge bases, support articles, and blog posts.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Apitreeapitree.com HQ: Berlin, GermanyReported employees: 1-10 | Berlin, Germany | 1-10 | Exact match | 2 contacts → |
“APITree is a tech start-up company from Berlin, Germany, founded in 2017 by Nils Friedrichs.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Flowletflowlet.app HQ: Rotterdam, NetherlandsReported employees: 1-10 | Rotterdam, Netherlands | 1-10 | Exact match | 1 contacts → |
“We help engineers with everything API by providing a low-code platform to build microservices, automate tasks, and connect external systems in minutes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | developerhub.iodeveloperhub.io HQ: London, United KingdomReported employees: 1-10 | London, United Kingdom | 1-10 | Exact match | 1 contacts → |
“Documentation platform to collaboratively write, publish, review, analyse and collect feedback on personalised customer-facing docs the modern way.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | PILLRpillrcompany.com HQ: Ottawa, ON, CanadaReported employees: 1-10 | Ottawa, ON, Canada | 1-10 | Exact match | 1 contacts → |
“At Pillr, we are currently building a platform that makes it easier to build, manage, and distribute hypermedia API services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Portle By Betacrew Labsportle.io HQ: United StatesReported employees: 1-10 | United States | 1-10 | Exact match | 1 contacts → |
“Portle is a product by BetaCrew Labs Looking for a simple yet powerful way to host your user facing API documentation and guides?” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 72 company matches
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Api documentation platforms: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
72 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 72 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 27, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Api documentation platforms by location
1 lists · largest firstEvery Api documentation platforms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Questions about this company list
What does Exact match mean for api documentation platforms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many api documentation platforms did RevenueBase find worldwide?
The saved snapshot records 72 matching company records, 8,083 tracked contacts and 1,707 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 27, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 21 api documentation platforms worldwide. Snapshot: September 27, 2026. https://revenuebase.ai/companies/browse/api-documentation-platforms.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗