- Notion
- Google Docs
- PDF-XChange Viewer
PDF search engine
- Combine PDF
https://combinepdf.com/
- SciHub (access to research papers)
https://sci-hub.st/
- Mendeley
https://wwww.mendeley.com/reference-management/mendeley-desktop
- Finite State Machine Designer
http://www.madebyevan.com/fsm/
- Dark Matter Simulator
https://www.foothill.edu/astronomy/astrosims/dark-matter/index.html
- Wolfram Player
- Online Latex Editor
https://www.overleaf.com/
- Multi-Dimensional Calculator
https://www.wolframalpha.com/
- Graphing Calculator
https://www.desmos.com/calculator
- Create beautiful diagrams just by typing notation in plain text (visual mathematical intuition)
https://penrose.ink/
- Mandelbulber (program for rendering images/videos based on mathematical objects)
https://mandelbulber.org/
- iHateRegex
https://ihateregex.io/
- Regex checker
https://regexr.com/
- Blogs
- Nature of Mathematics
https://natureofmathematics.wordpress.com/
- Math Only Math
https://www.math-only-math.com/math-blog.html
- Nature of Mathematics