Overleaf, MiKTeX, Gummi, WinEdt, Texmaker, Word Online, Fidus Writer, Kile, TexitEasy, KLatexFormula, TeXnicCenter, Typeset, Bakoma Tex, Adobe FrameMaker, Texpad, VerbTeX LaTeX Editor, SwiftLaTeX, TexMaths, Latexian, Authorea, TeXmacs, TeX Live, Verbosus: Online LaTeX Editor, OmniaWrite, TeXPortal, Growly Write, VimTeX, MonsterWriter, Celframe Office Write, Cassiopeia, TeXworks, Nisus Writer Pro, Mariner Write, Simple Words, Element WordPro, ScribTeX, LaTexLab, LaTeXing, Vim-LaTeX, Latexila, Cisdem PDFSigner for Mac, Table Generator, JLatexEditor, Inlage are some alternatives to LyX.