API Test Base is a free tool for integration testing a variety of APIs. It is suitable for Integration, Microservices, ESB and SOA testing.
Currently supported API types: HTTP, SOAP, Relational databases (Oracle, SQL Server, PostgreSQL, H2, etc.), JMS (ActiveMQ, Solace), FTP(S), SFTP, AMQP, MQTT, IBM MQ, IBM App Connect Enterprise (ACE; formerly IIB).
API Test Base enables you to create and maintain automated API test cases at lower cost.
Features:
* Support a lot of API types. Not just HTTP.
* No code. Low code.
* Data is saved offline on your local machine.
* Standalone requests, and plain old test cases.
* HTTP stubs (mock servers), built-in data driven testing, endpoints management, placeholders in assertions, etc.
* Support VCS (like Git) based team collaboration.
* Support Docker.
Comments, support and feedback
About this launch
API Test Base by Zheng Wang Will be launched July 14th 2026.