- TikZ (Check here for a page for its related details.)
- ShareLaTeX (Chek my post here for details)
- latexdiff (check my post here for details)
- Mathpix: convert math equation images to LaTex code (You take a screenshot of your equation, and it will generate the LaTex for you). Mathpix leverages the world’s most powerful math OCR technology to faciliate interacting with digital mathematics.
Ackowledgement: Thanks, Guido, for introducing me ShareLaTex and TikZ.
