https://www.pandadoc.com/integration-ms-dynamics/ Design, generate and distribute documents with dynamic contents from CRM, associate documents with CRM records, track opens and views, enable electronic signature and approval workflow via the PandaDoc cloud service.
https://opportunity.codeplex.com/ “Opportunity Scoring for Dynamics CRM is a template architecture and predictive service addition to Dynamics that computes a probability of success for each sales opportunity in the sales pipeline.”
https://github.com/BackToTheCrm/XrmSignature Allows recording signature input via a web resource on a CRM form and storing the resulting image as an attachment to the record.
http://connect.cowia.com/duplicate-detection-by-cowia/ Configurable duplicate detection tool with bulk merge capability, custom duplicate record views and reporting.
http://www.xpertdoc.com/en/xpertdoc-crm-connector Generate Word or PDF documents from CRM records with a server-side solution rather than Mail Merge.
https://github.com/scottdurow/NetworkView Visualize the relationships between accounts, contacts and activities in a network graph. More details from this blog post by Scott Durow.
https://integrationtoolfordynamicscrm.codeplex.com/ Open source data import and integration tool for Microsoft Dynamics CRM.