OpenOffice.org is a multiplatform and multilingualoffice suite and an open-source project. Compatible with all other major office suites, the product is free to download, use, and distribute.

OOExtras, is a set of community generated templates and sample files for users to download, use and contribute to.

OOo Label Templates :: Free blank ODF label templates for Openoffice.org. Over 50 sizes including CD, DVD, mailing, address, Avery Sizes, round label templates and many other types. Setup time is very quick. Designing and printing labels from these templates is easy.

AbiWord is a free word processing program similar to Microsoft® Word. It is suitable for a wide variety of word processing tasks.

PDFCreator is a free tool to create PDF files from nearly any Windows application.

qvPDF is a PDF-Creation tool for Windows. It is implemented as printer driver and uses plugins to take different actions after creating the final PDF document. Parameters for the plugins or processing can be written directly into the document.

If PDF is electronic paper, then pdftk is an electronic staple-remover, hole-punch, binder, secret-decoder-ring, and X-Ray-glasses. Pdftk is a command-line tool for doing everyday things with PDF documents. Keep one in the top drawer of your desktop and use it to:

• Merge PDF Documents
• Split PDF Pages into a New Document
• Decrypt Input as Necessary (Password Required)
• Encrypt Output as Desired
• Fill PDF Forms with FDF Data and/or Flatten Forms
• Apply a Background Watermark
• Report on PDF Metrics such as Metadata, Bookmarks, and Page Labels
• Update PDF Metadata
• Attach Files to PDF Pages or the PDF Document
• Unpack PDF Attachments
• Burst a PDF Document into Single Pages
• Uncompress and Re-Compress Page Streams
• Repair Corrupted PDF (Where Possible)

Pdftk allows you to manipulate PDF easily and freely. It does not require Acrobat, and it runs on Windows, Linux, Mac OS X, FreeBSD and Solaris.

Pdftk is free software (GPL).

pdfsam :: Split and merge pdf documents, it’s free and open source.

pdftohtml is a utility which converts PDF files into HTML and XML formats.

LyX is a document processor that encourages an approach to writing based on the structure of your documents, not their appearance. It is released under a Free Software / Open Source license.

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 futzing around with page boundaries. You just write. In the background, Prof. Knuth's legendary TeX typesetting engine makes you look good.