Quip: Team Documents for Slack - Create, share and get notified about Quip docs in Slack
GetAccept - GetAccept is a Sales tool for electronic signatures and sales document automation.
Trainual + Slack Integration - Capture knowledge or access training right inside Slack
Paperless.io - Can you run an efficient business by making contracts in Word, exchanging PDFs, and manually chasing signatures or approvals?
Papermind - Papermind Slack App is a collaborative article-editing and document management platform for Slack
Concord - Contract Management Software and unlimited Electronic Signatures. Reduce costs, maximize compliance & mitigate risk. Enterprise solutions available.