Solutions

6sense Revenue AI™ for Marketing

6sense Revenue AI™ for Sales

Copied

API Documentation

Q: How many companies use API Documentation software these days?

Around the world in 2026, over 12,501 companies are currently using one or more API Documentation software. Out of these, there are 5,709 companies using API Documentation tools that are originally from the United States.

Q: Which company has the most significant market share in the API Documentation software space?

The top few companies that have the most significant market share in the API Documentation space are The Jupyter Notebook with 79.89% of market share, ReadMe with 18.90% of market share, Redocly with 1.18% of market share. Check for other API Documentation technologies market share here.

Q: What are the top industries that usually use API Documentation softwares?

The top industries that use API Documentation software are Machine Learning (621), Research (494), Artificial Intelligence (477).

Gain market share and customer base information about the top API Documentation software. Check out our list of API Documentation Software, analyze them by marketshare, region, company size along with information about competitors, prospects, tech stacks, funding information, contract renewal dates and more.

Technologies Tracked

13315

Companies Tracked

Categories related to API Documentation

Libraries And Widgets

Game Development

Software Development Services

Programming Framework

Other Dev Tools

Top 5 API Documentation technologies in 2026

Over 13315 companies are using API Documentation tools. The Jupyter Notebook with 79.89% market share (10638 customers), ReadMe with 18.90% market share (2517 customers), Redocly with 1.18% market share (157 customers).

Technology

Market Share (Est.)

Customers

The Jupyter Notebook

79.89%

10638

ReadMe

18.90%

2517

Redocly

1.18%

157

FORTH

0.02%

API Documentation Customers by Employee Size

The majority of API Documentation category falls in the company size of 100 - 249 employees (2525 companies), 20 - 49 employees (2263 companies), 10,000+ employees (2219 companies).

Employee Size

API Documentation Customers by Geography

Companies using API Documentation technology software are majorly from the United States with 5709 (55.39%), India with 784 (7.61%), United Kingdom with 754 (7.32%) customers respectively.

Customers

Sign up for 6sense Revenue AI™ to get FREE verified B2B contact data.

API Documentation Customers by Industry

Top industries that use API Documentation for Machine Learning (621), Research (494), Artificial Intelligence (477).

Customers

Market Share for Top API Documentation Technologies

Analyze the market share of popular API Documentation technologies along with information about competitors, prospects, tech stacks, funding information, contract renewal dates and more

Ranking	Technology	Customers	Market share(Est.)(%)
1	The Jupyter Notebook	10638	79.89
2	ReadMe	2517	18.90
3	Redocly	157	1.18
4	FORTH	3	0.02

FAQ

Find answers to the most often asked questions by users.

Who are the top API Documentation software market leaders?

Top leaders in the category for API Documentation software are The Jupyter Notebook, ReadMe, Redocly. Here, you can view a full list of API Documentation tools in the market.