Lightweight and flexible command-line JSON processor
PDFCraft is a free, privacy-focused PDF toolkit
PDF transformation/manipulation program + library
Client for public libraries
Split and merge PDF files on any platform
2D & 3D TeX-Aware Vector Graphics Language
XMLTV obtains and processes TV listings data
Easy lead sheets from text input
csv2odf can convert csv data to formatted spreadsheets and documents.
Cross-platform DICOM implementation
Read Cobol data files in Java
Dynamically loaded extension libraries for GNU AWK
Set of BIN/CUE<->VCD conversion tools for FreeBSD & GNU/Linux
Parse and decode METAR, TAF, SYNOP, BUOY, AMDAR and write data as XML
IEC 60870-5-104 protocol tester.
Create C structures from USB HID Report Descriptors
converts UTF-8 text files to other codepages and back