- VisuAlgo: Visualise data structures and algorithms through animation
- Symbolab: Solves complex math problems, often with approach
- Wolfram|Alpha: Computational knowledge engine, can also solve math problems
- Project Jupyter: A digital notebook with embedded python support
- WepSIM: Assembler simulator and debugger
- GeoGebra: Graphing calculator
- Desmos: Another graphing calculator
- Octave: Matlab compatible scientific programming language
- Scilab: Scientific programming language studio
- heroku: Cloud application platform
- An IDE of your choice, e.g. VS Code, JetBrains, Eclipse, etc.
- A git hoster, e.g. GitHub, BitBucket, Gitlab, etc.
- A cloud IDE, e.g. Cloud9, Gitpod, Repl.it, etc.
- A cloud platform, e.g. Amazon Web Services, Google Cloud Platform, Microsoft Azure