Technology answer

ReDoc

660

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 1,421 live hosts run it, of 191,809,695 hosts in the index, <0.01%. A host is a website, not a company.

Companies by month

No published series

660 companies is under the publication floor of 1,000, and the fixed panel anchored at 31 Dec 2020 carries 311 of them. A monthly line drawn off that many observations would be noise at the same weight as a line off millions, so this page states the count and its date and publishes no series.

First discovered 9 Apr 2020, last discovered 10 Sept 2026.

Both denominators, and a third

Shares of the same 660each row a different wholelanding 12 Sept 2026

Denominator

Companies

Share

companies in the index

54,527,857

<0.01%

companies running anything in Documentation and Knowledge

188,274

0.35%

companies running anything in API documentation tools

6,305

10.5%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, ReDoc is rank 3 of 9 technologies in API documentation tools.

Open as a segment

660 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-redoc

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

An open-source tool that renders OpenAPI/Swagger definitions as API documentation.

ReDoc is a library for generating interactive API documentation from OpenAPI specifications. It is open source and maintained in the Rebilly GitHub organization, and is used by developers to publish API reference sites.

Kindlibrary

VendorRebilly, rebilly.com

PathWeb Platform and Content > Documentation and Knowledge > API documentation tools

Slugredoc

Deploymentself-hosted

Pricingfree

Open sourceyes

First discovered2020-04-09

Last discovered2026-09-10

Taxonomy releasetax-2026.10

One click under this answer

Subcategory answerAPI documentation toolsCompanies running anything in API documentation tools, 6,305 of 54,527,857 in the index, and the technologies ranked in it.Category answerDocumentation and KnowledgeThe category above this one, with its subcategories and the companies in each.CatalogueAll 8,177 technologiesRanked by the companies running them, with the publication gate named and the long tail drawn.