Free Online PDF Converter - Create PDF Online

Convert MS Word , JPG, PNG ,MS Excel, BMP, TIFF, MS PowerPoint , HTML , WMF, EMF, GIF, TXT etc. to PDF
http://www.pdfonline.com/index.htm
Cconvert MS Office, Images, Web Pages, Vector Graphic Formats files to PDF
http://www.freepdfconvert.com/

Document Converter eXPress
Neevia Document Converter eXpress makes it possible for anyone to instantly convert files to PDF or Image without the need of installing special software.
http://convert.neevia.com/

PrimoOnline
Simply browse to the file to be converted on your machine and upload it for immediate conversion to PDF. Once converted, the resultant PDF file is made available via email.
http://online.primopdf.com/

pdf24-online.converter
Convert documents of different formats online into pdf-files - for free!
http://www.pdf24.org/en/convert-online-document-into-pdf-for-free.htm

Create PDF from your web feed
RSS 2 PDF is an online tool which lets you enter the URL of any feed (RSS, atom, OPML) and generates a PDF file with the content of that feed just on a click of a single button. You can view the PDF online or save it on your hard disk.
http://rss2pdf.com/