Skip to content

Checkrun vs Firefox PDF Viewer (PDF.js)

A side-by-side look at Checkrun and Firefox PDF Viewer (PDF.js). For an in-depth review of either product, follow the links below.

Checkrun

Checkrun

Education & Reference

Checkrun is a free and open-source application designed to verify that students are completing assigned readings or other materials. It allows instructors to create quizzes for content, and uses machine learning to estimate if students have actually read and completed these quizzes or are randomly guessing.

educationquizzesreading-verificationopen-source
Firefox PDF Viewer (PDF.js)

Firefox PDF Viewer (PDF.js)

Web Browsers

Firefox PDF Viewer (PDF.js) is an open source PDF viewer that is built into Firefox. It allows you to view PDFs directly in the browser without needing an external plugin.

open-sourcepdfviewerfirefoxbrowser-plugin