Be Focused by XWaveSoft - Simple Pomodoro timer in your Mac's menu bar
Slack News Feed - Get the top posts from every Slack chat you're in.
Focusmate - Distraction-free productivity via virtual coworking
Slack-News - Read news from multiple sources within Slack by just typing
Pomodoro Timer UWP - Be more productive with your time
Metachat - A news feed for unread Slack messages