rgxg (ReGular eXpression Generator) is a command-line tool to generate (extended) regular expressions.

Currently, seqtk supports quality based trimming with the phred algorithm, converting fastq to fasta, reverse complementing sequences, extracting or masking subsequences in regions given in a BED/name list file, and more. It contains a subsampling module to sample exactly n sequences or a fraction of sequences.

SilentJack listens, using the JACK audio system, for silence. When silence is detected, it runs the command specified. Once the command has been run, a grace period is observed before resuming the silence detection.

SigScheme is a Scheme interpreter, which targets embedded programs. SigScheme is used as extension engine for uim, universal input method system. It conforms to R5RS, some of SRFI-s.

QFitsView is a FITS file viewer based on DPUSER. In addition to displaying two-dimensional images, it also provides means to explore three-dimensional data cubes. It integrates the functionality of DPUSER which can be accessed directly out of QFitsView.