Online converters are one thing that every internet user can find helpful specially the webmasters. As a webmaster you cannot afford to keep large space hogging softwares in your own computer. I know that i have four 750 GB external hard drives in which 2 of them are completely full and 2 are half way done. You need to leave your computer space for your recent projects. That is when these extremely useful online converters come in handy. These are entirely web based scripts, that can perform actions such as converting html into javascript, favicons out images, html to pdf, rss to pdf, different video and audio formats and more.
These converters can come in handy at other occasions such as presenting at work. Since these are web-based, they are portable, you don’t need to have your computer with the software, to convert a file which is the biggest advantage of online converters. Without any further ado, I present to you, 30+ Essential Online Converters for All Webmasters.
HTML and CSS Converters

Converts HTML to plain text format.
If you’ve ever tried to make some normal text containing characters like ‘ into a JavaScript variable, you will know how frustrating it can be when you miss one, or you miss a or a line break or a </script> tag. Well, let this script do it for you.
A powerful converter that lets you convert HTML to PHP, HTML to Javascript and HTML to ASP.
This tool lets you convert all HTML codes to a Wiki markup.
This tool lets you convert HTML to CSS and CSS to HTML in one click.
A simple plugin that lets you convert HTML to JavaScript.
Color Converters

Converts color from HEX to RGB format.
Converts color from RGB format to HEX Format.
PDF Converters

Converts PDF to Normal Text Format.
Enter the URL for a PDF document and it converts it to HTML.
Converts HTML websites to PDF.
Converts PDF to text, .jpg, .gif, .png, and .tiff
Most powerful PDF converter online and it is very helpful. Converts MS Word (DOC), MS Publisher (PUB), MS Word (RTF), MS Excel (XLS), MS PowerPoint (PPT), HTML (MHT), MS PowerPoint (PPS), Text (TXT) and JPG, PNG, BMP, TIFF, WMF, EMF, GIF to PDF online. The .PDF file is sent via e-mail.
Image Converters

Cool converter that lets you convert JPG to ASCII format.
Converts images to HTML, ASCII or Matrix Green Text.
Converticon is a simple icon utility. It can import ICO, PNG, GIF, and JPEG formats and export to high-quality PNG or ICO files.
It generates Favicons directly out of any image.
RSS

RSS to Autoupdated image. It can be Gif, JPG, or PNG.
Your website doesn’t have RSS feed? Thats ok, this service will convert any web page into a news feed.
Converter for Developers

Converts your HTML codes to CGI.
Converts text/HTML to server-side write statements in PHP, ASP (VBScript and JavaScript) and JSP.
Online sample of a HexString conversion texts and files for SQL commands.
CSV Converters
Converts tables: from CSV to HTML or WikiMedia-format.
Converts Excel-documents to CSV.
Cream of the Crop

These converters are the best of the best list. I use them all the time.
Zamzar supports conversion between a wide variety of different file formats. Many conversion options, among them 11 document formats, 8 image formats, 9 audio formats and 12 video formats.
Media-Convert can deal with many formats. Most important are Text, HTML, XHTML, Microsoft Word, RTF, PDF, PS, Open Office, Star Writer, CSV, dBase, Microsoft Excel, Pocket Excel, Lotus 123, Quattro Pro, Star Calc, Open Office, MathML, Open Office Formeln, Powerpoint. Besides: Video and Audio-formats.
This tool generates HTML, XHTML, SGML, LaTeX, Lout, Man Page, MoinMoin, MagicPoint and PageMaker-documents out of a single plain text-file with minimal markup.
That concludes the list. These converters are very useful. I hope you find them useful as well. If you have anymore feel free to add in the comment box. If you like it bookmark it, share it, tweet it, and spread the love.