Section 11 Annotations
Texthelp PDF Reader
This extension annotates webpages and reads to you. The annotation tools are quite good. This app can be used with Texthelp’s Read & write.
https://chrome.google.com/webstore/detail/texthelp-pdf-reader/feepmdlmhplaojabeoecaobfmibooaid
Diigo
This is an organization and annotation tool. The website helps you keep bookmarks. You can also annotate PDFs.
Kami - PDF and Document Annotation
This is an annotation tool. The extension works with Google Drive and Google Classroom.
https://play.google.com/store/apps/details?id=com.diigo.android&hl=en
https://gsuite.google.com/marketplace/app/kami_pdf_and_document_markup/185741998891
Hypothesis - Web & PDF Annotation
You can annotate webpages and PDFs with this extension.