Visit the WSO2 Products Download page to find the latest Enterprise Integrator or API Management packages.

Because WSO2 has evolved its product line, the "ESB" functionality is now packaged within the or WSO2 Micro Integrator .

The WSO2 ESB is built on a non-blocking, asynchronous architecture that supports thousands of concurrent connections with near-zero latency. Releases · wso2-attic/product-esb - GitHub

For specific versions or community binaries, you can browse the wso2-attic/product-esb for legacy releases or the newer product-ei repository. Key Features and Benefits

Downloading the WSO2 Enterprise Service Bus (ESB) provides access to a fast, lightweight, and 100% open-source integration engine designed to connect diverse applications, services, and data. Originally a standalone product, the WSO2 ESB is now the core integration engine within the WSO2 Enterprise Integrator (EI) .