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A more recent version of this post appears here<\/a>.<\/p>\n

Updated 15 July 2011
\n<\/em><\/p>\n

A PDF version of this\u00a0post is available here<\/a><\/em><\/p>\n

A. Images<\/strong><\/p>\n

Unfortunately not every host offers LaTeX but there are sites that can help generate the images that can be downloaded.<\/p>\n

    \n
  1. LaTeX Equation Editor<\/a>. This innovative editor has a symbol table for those who are not sure of the LaTeX code as well as allowing the code to be typed directly. It uses Ajax so that the page does not need to be refreshed to see the rendered image. The source code uses LatexRender. Update: see CodeCogs Equation Editor<\/a>.
    \n    Hamline University Physics Department Latex Equation Editor<\/a> is based on the same code, with some innovative additions. Editor Online de Ecuaciones Latex<\/a> is a Spanish version. Online LaTeX Equation Editor<\/a> has modified the code to use mimeTeX.
    \n(thanks to umustbe and thornahawk for the links)<\/span><\/em>.<\/li>\n
  2. Bruno Gon\u00e7alves – Latex Rendering<\/a> also has a symbol table and direct typing. It uses mimeTeX for a very useful instant preview and LatexRender for the final high-quality image. Discussion is at Professional looking equations by rendering LaTeX online<\/a>.<\/li>\n
  3. MimeTeX<\/a> parses a LaTeX maths expression and immediately emits the corresponding gif image such as this \"c=\\sqrt{a^2+b^2}\"<\/li>\n
  4. Troy Henderson’s LaTeX Previewer<\/a> makes it clear what is in the preamble when rendering the image.
    \n    MetaPost Previewer<\/a> allows you to preview and download images made by MetaPost<\/a> in a number of formats. You can see the log for any errors.<\/li>\n
  5. MathTran<\/a> is a new project by the Open University that intends to “provide translation of mathematical content, from TeX to MathML and vice-versa, and to graphics formats, as a web service”. At the moment only Plain TeX (both text and mathematics) can be converted to an image.
    \n    MathTran instant preview<\/a> is a web-based TeX system, complete with a built-in help. It compiles Plain TeX code in real time. The source is available at mathtran-javascript<\/a>.
    \n    Enso TeX Anywhere<\/a> makes use of MathTran to convert TeX to images in some Windows programs.<\/li>\n
  6. Roger’s Online Equation Editor<\/a> offers a choice of image formats, background and text colours, resolution, transparency and anti-alias<\/li>\n
  7. Sitmo LaTeX Equation Editor<\/a> uses realtime rendering. It is a Google gadget<\/a> so can be added to your website.<\/li>\n
  8. Texify<\/a> uses mimeTeX to generate the mage. It can also be used to generate links such as http:\/\/texify.com\/$E=mc^2$<\/a> to the image in text based systems such as email.<\/li>\n
  9. mathTeX<\/a> is as simple to use as mimeTeX but uses LaTeX to generate a higher quality image like this \"c=\\sqrt{a^2+b^2}\". If you have LaTeX installed you may prefer to install mathTeX as a cgi program on your system. See also mathTeX Helper<\/a>, Embedding math with replacemath.js<\/a> and How to Install Latex On Blogger\/Blogspot<\/a>.<\/li>\n
  10. HotEqn<\/a> is a AWT-based Java applet to view and display mathematical equations. Subtitled The IMGless Equation Viewer Applet<\/strong> it cannot be used to create images.<\/li>\n
  11. Tex2Im<\/a> is a JavaScript equation editor written by Sergej Zerr which is a web interface to tex2im – the latex to pixmap converter<\/a> on the server and creates a JPEG image.<\/li>\n
  12. jsTeXrender<\/a> is a small JavaScript program which will convert LaTeX code inside pre tags to images. This makes it easy to embed mathematics in any HTML page or in PHP programs such as phpBB or WordPress. It is based on CodeCogs<\/a> and LatexRender<\/a>. An example page can be found at Online JavaScript TeX\/LaTeX equation render<\/a> and documentation at YourEquations.com<\/a>.<\/li>\n
  13. mathurl<\/a> is a mathematical version of TinyURL.com<\/a>. It allows you to reference LaTeXed mathematical expressions using a short url. For example, http:\/\/mathurl.com\/?5v4pjw<\/a> will show \\displaystyle \\int_{-\\infty }^{\\infty }e^{-x^{2}}\\;dx=\\sqrt{\\pi }<\/a> which you can then edit. More details on mathurl’s help page <\/a><\/li>\n
  14. LaTeX for Blogger<\/a> is a JavaScript add-on for Firefox with Greasemonkey that enables the use of mimeTeX in Blogger posts.<\/li>\n
  15. MathBin.net<\/a> allows you to quickly post mathematics or physics problems in a forum for others to view and reply to and discuss. The posts are long-lived but not permanent.<\/li>\n
  16. LaTeX word count<\/a> provides a word count for complete LaTeX documents or for code fragments, with a number of options for parts of the document and whether or not to include mathematics.<\/li>\n
  17. Equations 1.2.1 <\/a>is an add-on for the email program Thunderbird, which converts LaTeX mathematics into graphics via a Convert button.<\/li>\n
  18. Quick LaTeX <\/a>is a Google gadget that can be added to the iGoogle homepage. It uses mimeTeX to produce the image but it would be quite simple to change the code to use mathTeX or CodeCogs.<\/li>\n
  19. Latex2png<\/a> converts LaTeX code into various image formats PNG, GIF, EPS, or JPEG. It includes a menu for inserting code.<\/li>\n
  20. QuickLaTeX.com<\/a> is a free service which converts LaTeX code to a URL of an image\u00a0\u00a0along with meaningful error messages. More detail, support plus a WordPress plugin can be found at the author’s blog<\/a>.<\/li>\n
  21. jsMath<\/a> is entitled A Method of Including\u00a0\u00a0Mathematics in Web Pages<\/strong> and uses native fonts, which can be resized, rather than using images. It works best\u00a0\u00a0(but not exclusively) with TeX fonts.
    \n    WordPress and jsMath<\/a> has instructions for using\u00a0\u00a0jsMath in WordPress blogs.
    \n    Math support in Sphinx<\/a> can use both\u00a0image rendering and jsMath for its document generator.
    \n(thanks to Andreas Maier for the links)<\/span><\/em>.<\/li>\n
  22. LaTeX Composer<\/a> is an experimental add-on for Firefox. It allows you to see a preview image of LaTeX code before copying the code to a LaTeX-enabled site (the image cannot be copied). Strictly speaking, it isn’t an online application as it installs mimeTeX to the Firefox directory but does offer a simple way of using mimeTeX offline. The program is run inside Firefox and is started using a small icon in the status bar.<\/li>\n
  23. MathJax<\/a> is an open source, Ajax-based math display solution which can display MathML or TeX code or a \u00a0\u00a0 \u00a0mix of both in the same page. It allows for MathML to be viewed in browsers such as Internet Explorer which don’t have native support and normally require a plug-in. It works with both HTML and XHTML pages. Previews can be found here<\/a>.<\/li>\n
  24. Google Chart Tools <\/a>will also display LaTeX code. For example,\u00a0\"\\displaystyle\\int_{-\\infty}^{\\infty}e^{-x^{2}}\\;dx=\\sqrt{\\pi}\" is given by the\u00a0URL http:\/\/chart.apis.google.com\/chart?cht=tx&chl=\\displaystyle\\int_{-\\infty}^{\\infty}e^{-x^{2}}\\;dx=\\sqrt{\\pi<\/a>}
    \n<\/code>Various image properties can also be set.<\/li>\n
  25. Latex in Word<\/a> provides macros for use in Microsoft Word which renders LaTeX code into images inserted into a document. The images can be rendered on the author’s remote server or on a local server.<\/li>\n<\/ol>\n

    B. Complete Documents<\/strong><\/p>\n

    Complete LaTeX documents can also be compiled online. Here are a few sites I have come across:<\/p>\n

      \n
    1. LaTeX-Online-Compiler<\/a> will compile LaTeX documents to postscript, PDF or DVI formats and will generate references. There’s a German language version<\/a> of the page.<\/li>\n
    2. ScienceSoft.at<\/a> can compile a document to various image formats as well as PDF. The resolution can be adjusted and there are a number of templates. There’s a Flash applet version. Again there’s a German language version<\/a>.<\/li>\n
    3. LaTeX to PDF<\/a> uses MiKTeX to convert LaTeX documents to PDF and allows uploading of classes, style files and images.<\/li>\n
    4. TeX on Web<\/a> converts LaTeX and plain TeX documents to Postscript and PDF. It has Czech language support. The instructions are in Czech but the site is still easy to use by non-Czech speakers.<\/li>\n
    5. MonkeyTeX<\/a> allows you to upload, store and convert LaTeX documents to PDF in your own account. This makes it possible to collaborate on documents and you can opt to make your PDF documents public and searchable. You can also upload style, bibtex and other files which you can use when compiling LaTeX documents.<\/li>\n
    6. LaTeX Lab<\/a> is an online version giving a full text editor and compiler complete with menus and toolbars.
      \n

      “On the Live environment an installation of MikTeX provides the LaTeX processes and packages. A simple C# class library provides an API for interfacing with the MikTeX tools (for tasks such as TeX-to-PDF conversion) as well as the LaTexLab application database which stores users and corresponding file systems. The C# class library is in turn exposed to the Web as an ASP.NET web service which is consumed via AJAX from the LaTexLab application.”<\/p><\/blockquote>\n<\/li>\n<\/ol>\n

      The project is very much under development and the project site is at Google Code<\/a>.<\/p>\n

        \n
      1. ScribTeX<\/a> is a free online collaborative LaTeX editor.
        \n

        “ScribTeX allows you to work on LaTeX documents from anywhere with internet access and share them with your friends and colleagues easily. Some of the many features of ScribTeX include:<\/p>\n