# V 2.1.3 (04-22-2022)

### Features 

* FISCO BCOS Blockchain Support: Integrated support for the FISCO BCOS blockchain into ChainIDE. Users can now write, compile, deploy, and interact with deployed smart contracts on FISCO BCOS with ChainIDE.
* Enhanced Debugging: Added a debugger plug-in to EVM-supported public blockchains, allowing developers to debug smart contracts using the JS VM (Javascript Virtual Machine).
* New User Guide: Introduced a guide button that provides guidance on all of the essential modules of ChainIDE to help new users quickly and easily start developing with ChainIDE.

### Fixed Issues

* Added details about terminal usage.
* Resolved page optimization issues.
* Fixed an issue with JS VM's lack of decoded input and decoded output.