Easy to use self-hosted reaction role Discord bot written in Python.
README FIRST: How to create the bot and run it on Unraid: https://github.com/eibex/reaction-light/wiki
Key features:

• Create multiple custom embedded messages with custom reactions and roles, or use other messages and add reactionroles to them
• Automatically assign/remove roles to users when they select/deselect a certain reaction
• Optionally limit users to select one reaction (and role) at a time
• Use the same instance of the bot on multiple servers
• Easy installation, setup, and updating: no need to rely on developer mode and IDs
• Optional update notifications and error reporting to your own Discord server
• Multiple languages

    Requires a Discord bot user/token and config file setup (see wiki).