There's some nice browser extensions out there for you open-source enthusiasts.

PDF files are a mainstay in our multi-platform world. This convenient file format makes viewing and sharing documents across various devices using various operating systems and software programs ...

Master Apple Notes on your iPad with this comprehensive guide covering 40 hidden features, including audio transcripts, PDF ...

Zotero's annotation comments don't support clickable hyperlinks — a long-requested feature by the community. Researchers studying across multiple sources need to cross-reference annotations, but there ...

CVAT is an interactive video and image annotation tool for computer vision. It is used by tens of thousands of users and companies around the world. Our mission is to help developers, companies, and ...