halloween-mod-640-addons-src.zip - Plugins and Configs
halloween-mod-640-resources.zip - Resources
halloween-mod-640-sdk.zip - FGD and example map
roundcontrol_2.2.zip - RoundControl Module
Download
Mod development is now based on contributions, that's why I highly recommend you to download mod from the GitHub Repository Releases, so you can be sure you are using the latest version.