Nova Code Editor - Nova Code Editor is software that is used for writing and editing codes.
Bananatag - Find out what happens to your emails after you press send! Add email tracking, attachment tracking, email scheduling and templates to your daily emails.
Quip Inbox - A smart and useful new inbox for living documents
GetNotify - GetNotify is a free email tracking software solution.
Perfect Wiki - Build and organize your knowledge base of company resources without switching between workspaces
Mailtrack.io - The best email tracking solution I've found. Free