Failchat is a desktop application for streamers. It aggregates chat messages from multiple sources, shows you viewer count, and more.
Detailed description could be found on the site.

1. Java 11 with bundled JavaFX is required. Liberica full JDK 11.0.22+12 is recommended.

2. Create a file src/main/resources/config/private.properties with the following properties and replace the values:

twitch.bot-name=BOT_NAME
twitch.bot-password=BOT_PASSWORD (has prefix "oauth:")
twitch.client-id=API_TOKEN
twitch.client-secret=CLIENT_SECRET

3. In order to do mvn package you have to put desired JDK to jdk/ directory. See goal build-app-runtime in pom.xml for additional info.

./run.sh

mvn package