Rolox custom chat system:

DevForum post: https://devforum.roblox.com/t/better-chat-v3-feature-rich-custom-chat-with-replies-rich-text-message-editing-and-more/1756348

Uncompleted documentation: https://jumpathy.gitbook.io/betterchat-v3

Installation instructions:

1. Insert the loader: https://create.roblox.com/store/asset/9376009942/BetterChat-V3-Alpha
2. Insert the source code from the releases page or from the auto-update plugin (updater.lua found in extras) 2A. If installing manually, modify the loader to reference the new source code
3. Go to TextChatService in the explorer, and set ‘ChatVersion’ to ‘LegacyChatService’ 4, Go to the model tab in studio, Advanced (on the far right), Service, and insert ‘Chat’.
4. From here, all you need to do is turn off ‘LoadDefaultChat’ and ‘BubbleChatEnabled’