- LaTeX Wikibook - Covering 95% of what you need to know about LaTeX in a clear and simple way with great examples you can often copy and paste
- Detexify - A great way of finding LaTeX symbols
- LaTeX Fonts - A collection of LaTeX fonts
- MathUrl - allows for live equation editing
- WebEquation - draw the symbol on the screen to see the LaTeX equivalent
- TeXample.net - a great site for tikz reference
- howtoTeX.com - a useful collection of templates, tutorials and how-tos
- LaTeX table editor - if you struggle with tables in LaTeX this tool gives you a nice 'excel like' view to help you along
- Beamer user guide - A good guide into beamer

ShareLaTeX is open source. Fork us on GitHub.