DEVONthink Pro Integration
DEVONthink Pro is the one store for all your documents. Mailplane integrates it similarly to Evernote. Install DEVONthink Pro, open a message in Mailplane and perform `Edit > Save to DEVONthink`.
Receipts is the perfect companion to Mailplane if you receive a lot of invoices via email. It makes it easy to collect and classify them. Install Receipts, open a message in Mailplane and perform `Edit > Save to Receipts`.