Companies that use OpenAPI Specification
It defines a standard, language-agnostic interface to RESTful APIs which allows both humans and computers to discover and understand the capabilities of the service without access to source code, documentation, or through network traffic inspection.
1,184
companies
List of companies using OpenAPI Specification
curl --request POST \
--url "https://api.theirstack.com/v1/companies/search" \
--header "Accept: application/json" \
--header "Content-Type: application/json" \
--header "Authorization: Bearer <api_key>" \
-d "{
\"company_technology_slug_or\": [
\"openapi-specification\"
]
}"Technology
is any of
OpenAPI Specification

Employees94kRevenue$26BBanking
OpenAPI SpecificationMedium confidence
Employees68kRevenue$4.8BIT Services and IT Consulting
OpenAPI SpecificationMedium confidence
Employees773IT Services and IT Consulting
OpenAPI SpecificationMedium confidence
Employees277Revenue$19MSoftware Development
OpenAPI SpecificationMedium confidence
Employees25kRevenue$16MInsurance
OpenAPI SpecificationMedium confidence
Employees346kRevenue$61BIT Services and IT Consulting
OpenAPI SpecificationMedium confidence
Employees3.6kIT Services and IT Consulting
OpenAPI SpecificationMedium confidence
Employees374kRevenue$17BIT Services and IT Consulting
OpenAPI SpecificationMedium confidence
Employees795Revenue$3.5MResearch Services
OpenAPI SpecificationMedium confidence
Employees148kRevenue$33BSoftware Development
OpenAPI SpecificationMedium confidence
We have data on 1,184 companies and users that use OpenAPI Specification. Our OpenAPI Specification users and customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.
Technology Usage Statistics and Market Share
How to target OpenAPI Specification users
- How to customize this list?
You can customize this data to your needs by filtering for geography, industry, company size, revenue, technology usage, job postions and more. You can download the data in Excel or CSV format.
- How to be alerted when companies adopt this technology?
You can get alerts for this data. You can get started by selecting the technology you are interested in and then you will receive alerts in your inbox when there are new companies using that technology.
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Frequently asked questions
Our data is sourced from job postings collected from millions of companies. We monitor these postings on company websites, job boards, and other recruitment platforms. Analyzing job postings provides a reliable method to understand the technologies companies are employing, including their use of internal tools.
We refresh our data daily to ensure you are accessing the most current information available. This frequent updating process guarantees that our insights and intelligence reflect the latest developments and trends within the industry.
The OpenAPI Specification, also known as OAS, is a widely adopted standard for defining and documenting RESTful APIs. It provides a structured way to describe the endpoints, request parameters, responses, authentication methods, and other details of an API in a machine-readable format. By using OpenAPI Specification, developers can ensure consistency in API design, facilitate communication between different teams working on the same API, and generate interactive API documentation automatically.
API Tools encompass various technologies and standards that aid in the creation, management, and consumption of APIs. OpenAPI Specification falls under this category as it serves as a foundational tool for API development. It enables developers to design APIs that are easy to understand, test, and consume. Additionally, it supports the integration of APIs with different tools and platforms, promoting interoperability and collaboration in the API ecosystem.
The OpenAPI Specification was founded in 2010 by SmartBear Software with the goal of standardizing how RESTful APIs are described. The motivation behind creating OAS was to address the challenges associated with API development, such as inconsistent documentation and lack of standardization. Since its inception, the OpenAPI Specification has evolved through community-driven efforts to become a widely recognized standard in the API industry.
Currently, the OpenAPI Specification enjoys a significant market share within the API Tools category. Many organizations and developers leverage OAS to streamline their API development processes and improve the overall quality of their APIs. As the demand for well-documented and easily accessible APIs continues to grow, the market share of OpenAPI Specification is expected to expand further in the future. With ongoing enhancements and widespread adoption, OpenAPI Specification is poised to remain a key player in the API ecosystem.