Iris XP is a easy to configure Chat and Voice XP Bot with many configuration possibilities.

All settings can be set from within discord itself.

It roughly follows Mee6’s XP scaling and can therefor be used as a drop in replacement.

Do /setup to get started after you invited the bot.

Features:

Level roles
Multilanguage (English and German)
Optional XP decay
Only allow users to gain XP that either have a certain role or missing specific roles
Only allow user to gain XP either just in specific channel or just outside specific channel
set what, where and how to message on level up
solid anti spam and level grinding algorithm