Overleaf - The online platform for scientific writing. Overleaf is free: start writing now with one click. No sign-up required. Great on your iPad.
Veezoo - Ask Natural Language questions against your SQL Database
Fidus Writer - Fidus Writer is an online collaborative LaTeX editor especially made for academics who need to use...
SQL School - Data analysts training data analysts
TeXworks - The TeXworks project is an effort to build a simple TeX front-end program (working environment)...
PopSQL - Modern SQL editor for teams