A nice LaTeX-IDE
texmaker-5.1.4-1-x86_64
Texmaker is a free, modern and cross-platform LaTeX editor for linux, macosx, haiku and windows systems that integrates many tools needed to develop documents with LaTeX, in just one application.
Texmaker includes unicode support, spell checking, auto-completion, code folding and a built-in pdf viewer with synctex support and continuous view mode.
Texmaker is easy to use and to configure.