This release announcement also includes content of 0.3.2 & 0.3.1.
The Kuiper team would like to announce the release of Kuiper 0.4.0, dowload Kuiper.
EMQ X Kuiper is an edge lightweight IoT data analytics / streaming software implemented by Golang, and it can be run at all kinds of resource constrained edge devices. One goal of Kuiper is to migrate the cloud streaming software frameworks (such as Apache Spark，Apache Storm and Apache Flink) to edge side. Kuiper references these cloud streaming frameworks, and also considered special requirement of edge analytics, and introduced rule engine, which is based on
SQL (business logic) and
Sink, rule engine is used for developing streaming applications at edge side.
This release includes several new features and bug fixes.
Supported template feature for all of sinks, now user can leverage template to customize complex output data in all sinks.
When user invoke API for creating a plugin, user can provide a install.sh script in zip file, so that the complex library dependencies installation can be supported.
Added FVT scenario for plugin.
Updated document structure.
Added Docker image based on Debian, user can select this image if want to have more library dependencies.
Add Kuiper plugin development tutorial.
If having any problems for Kuiper, feel free to contact us through email@example.com
Hamler 0.2 will support most of Erlang's concurrent programming features, including Actor Model and OTP Behaviours.
The world's leading open source IoT software provider [EMQ](https://www.emqx.io) ([Github Project](https://github.com/emqx/emqx) ) officially open-sourced a lightweight streaming data processing project [EMQ X Kuiper](
Hamler is an open-source Haskell-style functional programming language running on Erlang VM, which is especially for 5G, IoT and edge computing.