I get a partial answer from ShareX's solution on GitHub:
I have tried add date taken for jpg using exiftool as follows.
exiftool -overwrite_original '-DateTimeOriginal<FileCreateDate' DIR
Thus one trick for doing the task using ShareX is through After capture tasks -> Perform action, with exiftool and arguments as follows.
git-cola seems to come with a tool named "git dag" you might wish to take a look at. You can find some screenshots here, let me pick the two most relevant:
git dag (left) and git cola (right), source: GitCola (click images for larger variants)
The two rawly correspond to gitk (git-dag) and git-gui (git-cola), but have a fresher design. You can ...
I think the best software for your needs is indeed Geogebra, I personally prefer the classic web version. Geogebra is like... the most user-friendly graphing calculator that I can found; other graphing calculator software can be equal or even more complex than Geogebra.
If you want to get the most of it, eventually you will need to learn how to use it like a ...
The Open source guide suggests Ginco, koha, openflora and pmb. I would have thought that e-prints or DSpace have something along those lines.
If you find nothing that scratches your itch, there is a Perl module that will help you build what you want.