Streamer.bot has a built in 'Credits' system. It allows Broadcasters to display the different events that occurred throughout the stream.
Quotes
Streamer.bot has a built in quote system. It allows to add, display and delete quotes. Adding a quote automatically assigns an ID and saves a timestamp, the quoting user, the platform as well as the current category (like "Just Chatting").
Timed Actions
Timed Actions can be used a an action trigger that will trigger after a specified time interval and/or line count.