Git commit spotify - adds current playing song to commit message.
slack-fm - Self-hosted service to sync Last.fm with your Slack status
Deepart.io - Artificial intelligence turning your photos into art
Slack Status Icons - A custom set of status emojis for Slack
RePix - RePix helps you in batch resizing any image into a preset resolution and save it easily and quickly.
JQBX - turntable.fm for spotify