RTextDoc is a structured text editor for typesetting. It supports AsciiDoc, DocBook and LaTeX for authoring notes, books, web pages, man pages, or websites and blogs. It provides instant grammar and spell checking, integrated dictionaries, WYSIWYG BibTeX equations, HTML from and to LaTeX conversion. It also includes a PDF output viewer, and can be used portably without installation.
DataMelt is a program for numeric computation, mathematics, statistics, symbolic calculations, data analysis and data visualization. It supports several scripting languages, such as Python, Ruby, Groovy (and others), with the power of hundreds of Java packages. Available for Windows, Linux and Mac OS.
Highlight converts sourcecode to HTML, RTF, LaTeX, TeX, SVG, Pango, BBCode and terminal escape sequences with coloured syntax highlighting. Language definitions and colour themes are customizable Lua scripts. It provides a plug-in interface to tweak syntax parsing and coloring. LSP servers can be used to add semantic highlighting.
TEA is powerful text editor that provides hundreds of text processing functions. It supports QML plugins and external scripts. TEA can open plain text files, FB2, ODT, RTF, DOCX, Abiword, KWord KWD, SWX, PDF, DJVU. Other features: Built-in MC-like file manager. Spellchecker (using the aspell or/and Hunspell). Tabbed layout engine. Syntax highlighting for C, C++, Bash script, BASIC, C#, D, Fortran, Java, LilyPond, Lout, Lua, NASM, NSIS, Pascal, Perl, PHP, PO (gettext), Python, Seed7, TeX/LaTeX,
Ansifilter converts ANSI terminal escape sequences to HTML, RTF, BBCode, Pango Markup, LaTeX and Plain TeX. It also converts ANSI art files (CP437, BIN, XBIN, TND) to HTML or RTF.
TeXstudio is an IDE that simplifies creating and editing LaTeX documents. It has numerous features like syntax highlighting, an integrated document and PDF viewer, reference checking and link overlays, auto-completion, code folding, over 1000 builtin math symbols, bookmarks, spellchecking, multi-cursor editing, image drag and drop, table formatter, and many other assistants for images, tables, formulas. It can be used with different TeX compilers and distributions and multiple build steps. It's
LyX is a document processor that encourages an approach to writing based on the structure of your documents, not their appearance. LyX is for people that write and want their writing to look great, right out of the box. No more endless tinkering with formatting details, 'finger painting' font attributes or fuzzing around with page boundaries. You just write. In the background, Prof. Knuth's legendary TeX typesetting engine makes you look good. On screen, LyX looks like any word processor; its
EndTeX is an attempt to overcome EndNote's refusal to support BibTeX. It is run instead of BibTeX with the same options. When run it scans the .aux file for bibliography files and then looks for a matching file with a .txt suffix (eg bibfile.txt) which it assumes is an EndNote bibliography in the correct format. It then parses it into a BibTeX bibliography and finally runs BibTeX.
odt2tex is a simple command line tool that converts ODT (Libre/OpenOffice text documents) to LaTeX .tex input files. It is released under the MIT license and written in plain C depending only on two further libraries expat and libzip.
Texmaker is a free, modern and cross-platform LaTeX editor for Linux, MacOS X and Windows systems that integrates many tools needed to develop documents with LaTeX. It 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.
LaTeXDraw is a graphical vectore editor for LaTeX. It's based upon PSTricks, which it generates code for, but can also output PDF or PostScript files directly. It's cross-platform as it runs on Java.