Conga Contracts - Conga Contracts is management solution designed to accelerate and simplify contract negotiations in Salesforce.

FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts

ContractWorks - ContractWorks provides secure and easy-to-use contract management software that helps you gain control of your contracts.

Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.

Concord - Contract Management Software and unlimited Electronic Signatures. Reduce costs, maximize compliance & mitigate risk. Enterprise solutions available.

Nextcloud Contacts - The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.