Getting Started
https://www.grapecity.com/documents-api-excel-java/docs/online/getting-started.html

Licensing & FAQ
https://www.grapecity.com/documents-api-excel-java/docs/online/LicenseInformation.html
https://www.grapecity.com/licensing/documents-api

How to get Trial Keys
https://www.grapecity.com/documents-api-excel-java/docs/online/LicenseInformation.html

Demo Samples
https://www.grapecity.com/documents-api-excel-java/demos

Online Documentation
https://www.grapecity.com/documents-api-excel-java/docs/online/overview.html

Offline Documentation
https://www.grapecity.com/documents-api-excel-java/docs/offlinehelp.pdf