Zotero

As of March 17, 2022, Zotero has a new update -- version 6.0 -- which lets you read and annotate PDFs directly, and integrate your annotations with other word processing tools.

For a detailed description of all the new features, please see Zotero's blog post, "Zotero 6: Your research workflow, transformed".

To catch up on all the details about Zotero's updates, including regular maintenance, minor changes, and major version updates, please visit Zotero's changelog.