Sioyek 1.4 – Academic PDF Viewer

Video Demo: https://www.youtube.com/watch?v=yTmCI0Xp5vI

Features:

* Quickly preview or jump to figures/references/equations/etc. (even if the PDF doesn't have links)

* Search paper names in google scholar by middle clicking on their name (you can configure other search engines as well)

* Ruler mode for easier reading and less eye strain (for a demo of this feature, see https://user-images.githubusercontent.com/6392321/168427739-...)

* Extensible by external scripts (see https://ahrm.github.io/jekyll/update/2022/07/05/implementing... for some examples)

* Searchable table of contents, automatically generate table of contents if not available

* Searchable highlights/bookmarks

* Browser-like history navigation

* Mark locations for quick navigation (Vim style)

* Synctex support