Gmail Unsubscriber - Open source alternative to Unroll.me for Gmail
Leave Me Alone - Easily unsubscribe from unwanted emails 💌
Polymail - Native email app for email productivity.
Trimbox - One-click unsubscribe for mailing lists, straight from Gmail
Subscribe to Change - Change your monthly subscriptions to do good for charity
Clean Email - Clean Email is an online service that empowers you to take control of your mailbox.