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API Documentation

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

Around the world in 2025, over 5,582 companies are currently using one or more API Documentation software. Out of these, there are 2,970 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 53.73% of market share, ReadMe with 43.70% of market share, Redocly with 2.49% 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 (245), Continuing Education (233), Research (232).

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

6218

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 2025

Over 6218 companies are using API Documentation tools. The Jupyter Notebook with 53.73% market share (3341 customers), ReadMe with 43.70% market share (2717 customers), Redocly with 2.49% market share (155 customers).

Technology

Market Share (Est.)

Customers

The Jupyter Notebook

53.73%

3341

ReadMe

43.70%

2717

Redocly

2.49%

155

FORTH

0.08%

API Documentation Customers by Employee Size

The majority of API Documentation category falls in the company size of 20 - 49 employees (1250 companies), 10,000+ employees (1115 companies), 100 - 249 employees (1086 companies).

Employee Size

API Documentation Customers by Geography

Companies using API Documentation technology software are majorly from the United States with 2970 (60.39%), India with 366 (7.44%), United Kingdom with 354 (7.20%) customers respectively.

Customers

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API Documentation Customers by Industry

Top industries that use API Documentation for Machine Learning (245), Continuing Education (233), Research (232).

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	3341	53.73
2	ReadMe	2717	43.70
3	Redocly	155	2.49
4	FORTH	5	0.08

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.