1. Texlive for Linux ,MacOS and also Windows.

  2. Miktex and Ctex for only Windows.

  3. TeXstudio is an integrated writing environment for creating LaTeX documents.

  4. R is a free software environment for statistical computing and graphics.

  5. RStudio is a free and powerful gui for R, which works great on Windows, Mac, and Linux.

  6. Feedly gathers the content of your favorite websites, blogs, Youtube channels and RSS feeds include statistical journals one place.

  7. jemdoc is a light text-based markup language designed for creating websites.

  8. Github is a platform that provides hosting for software development version control using Git.

  9. Jupyter Notebook is an open-source web application that allows you to create and share documents that contain live code, equations, visualizations and narrative text.