Slackmojis - A directory of the best custom slack emojis
WebCord - A Discord and Fosscord :electron:-based client implemented without Discord API.
Snapchat Custom Stories - Capture group moments with friends
BetterDiscord - BetterDiscord enhances Discord with several features. Requires Discord To be installed!
Facebook Reactions - A more expressive Like button
Vencord - The cutest Discord client mod