The PDFTron Mobile Android SDK by PDFTron allows API interaction to integrate PDF features into mobile devices. With accurate development, users can view, create, search, edit, and annotate in PDF documents.
Late last week Google announced the release of version 3.0 of their Google Documents List Data API. This latest release addresses several feature requests filed by developers and also aims to improve speed and stability of the API itself (our Documents List Data API Profile). The most notable detail in this release is the ability to upload and download files in PDF.
CapLinked, a provider of secure virtual data rooms and document sharing for enterprises, has announced TransitNet, "an open and unified blockchain framework for protecting digital assets and permanently recording data access during enterprise transactions", along with a protocol API.