Libidn2 is an internationalized domain library implementing the IDNA2008 specifications. Libidn2 is believed to be a complete IDNA2008 implementation, but has yet to be as extensively used as the original Libidn library.

C library to manipulate Phidgets

Unoconv is a command-line utility to convert documents from any format that LibreOffice can import, to any format it can export. It can be used for batch processing and can apply custom style templates and filters.

Unoconv converts between over a hundred formats, including Open Document Format (.odt, .ods, .odp)), Portable Document Format (.pdf), HTML and XHTML, RTF, DocBook (.xml), .doc and .docx), .xls and .xlsx).

All required fonts must be installed on the converting system.

Libetonyek is a library that parses the file format of Apple Keynote documents. It currently supports Keynote versions 2 to 5.

Libfreehand is a library that parses the file format of Aldus/Macromedia/Adobe FreeHand documents.

Dragonbox generates a pair of integers from a floating-point number: the decimal significand and the decimal exponent of the input floating-point number. These integers can then be used for string generation of decimal representation of the input floating-point number, the procedure commonly called ftoa or dtoa.

Libwps is a library for importing files in the Microsoft Works word processor file format.

Libabw is a library that parses the file format of AbiWord documents.

Libcdr is a library that parses the file format of CorelDRAW documents of all versions.

libqxp is a library and a set of tools for reading and converting QuarkXPress file format. It supports versions 3.1 to 4.1.

Libmspub is a library that parses the file format of Microsoft Publisher documents of all versions.

libepubgen is an EPUB generator for librevenge. It supports librevenge's text document interface and--currently in a very limited way--presentation and vector drawing interfaces.

Ixion is a library for calculating the results of formula expressions stored in multiple named targets, or "cells". The cells can be referenced from each other, and the library takes care of resolving their dependencies automatically upon calculation.

Liblangtag implements an interface to work with tags for identifying languages as described in RFC 5646. It supports the extensions described in RFC6067 and RFC6497, and Extension T for language/locale identifiers as described in the Unicode CLDR standard 21.0.2.

Libexttextcat is an N-Gram-Based Text Categorization library primarily intended for language guessing.

Libe-book is a library and a set of tools for reading and converting various reflowable e-book formats. Currently supported are: Broad Band eBook, eReader .pdb, FictionBook v. 2 (including zipped files), PalmDoc Ebook, Plucker .pdb, QiOO (mobile format, for java-enabled cellphones), TCR (simple compressed text format), TealDoc, zTXT, ZVR (simple compressed text format).

Orcus is a library that provides a collection of standalone file processing filters. It is currently focused on providing filters for spreadsheet documents. The library includes import filters for Microsoft Excel 2007 XML, Microsoft Excel 2003 XML, Open Document Spreadsheet, Plain Text, Gnumeric XML, Generic XML. It also includes low-level parsers for CSV, CSS and XML.

Libmwaw contains some import filters for old Macintosh text documents (MacWrite, ClarisWorks, ... ) and for some graphics and spreadsheet documents.

Libzmf is a library that parses the file format of Zoner Callisto/Draw documents. Currently it only understands documents created by Zoner Draw version 4 and 5.

Libodfgen is a library for generating documents in the Open Document Format (ODF). It provides generator implementations for all document interfaces supported by librevenge: text documents, vector drawings, presentations and spreadsheets.

Hyphen is a hyphenation library using TeX hyphenation patterns, which are pre-processed by a perl script.

libstaroffice is an import filter for the document formats from the old StarOffice (.sdc, .sdw, ...).

MyThes is a simple thesaurus that uses a structured text data file and an index file with binary search to look up words and phrases and to return information on pronunciations, meanings and synonyms.

Libpagemaker is a library that parses the file format of Aldus/Adobe PageMaker documents. Currently it only understands documents created by PageMaker version 6.x and 7.