This documentation is for WSO2 CEP 2.1.0. View the home page of the latest release.

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WSO2 complex event processor

WSO2 Complex Event Processor (CEP) is a lightweight and easy-to-use 100% open source middleware product, available under Apache License v2.0. WSO2 CEP identifies the most meaningful events within the event cloud, analyzes their impacts, and acts on them in real time. It's built to be extremely high performing and massively scalable.

Getting Started

This is the official, released WSO2 Complex Event Processor Documentation, hosted at: The purpose of this documentation is to provide you with information for setting up, configuring and implementing WSO2 CEP .  

If you are a first time user, the following sections will introduce the CEP and help you get started quickly.

About CEP       Installation and Deployment     CEP Samples      Siddhi Language Specification

If you have a specific question regarding WSO2 CEP, refer to the  FAQ .

This documentation is structured by main features and topics of the CEP. Therefore, for a more comprehensive coverage of the entire CEP, its important subject areas, and the advanced configurations, we recommend that you spend some time with the documentation structure before digging into the content. You can get a high-level view of the main topics covered by going through the left navigation panel of the online documentation or the table of contents in a printed version.

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