TeXstudio

TeXstudio is a free and open-source LaTeX document editing tool. Use it to write documents with over 1,000 mathematical symbols, embedded tables, and diagrams. The integrated PDF viewer instantly updates so you can preview the finished document as you write without stopping to compile. TeXstudio will automatically check for spelling, grammar, and coding errors. Additional features include code folding, auto completion, and customizable menus to help you quickly create quality LaTeX documents.