VOGSY - Professional service automation tool built on Google G Suite
Photostash - Automatically save your pictures from Slack to Gdrive
Office Timesheets - Professional Services Automation
Google Drive to Slack - Slack notifications whenever you work on Google Drive docs
HarmonyPSA - HarmonyPSA - Professional Services Automation (PSA) for IT Businesses
Slack It - A bookmarklet to share links in Slack with one click