These are small programs that you may find useful. They all run on Linux. They all can run on Macintosh if desired. Some also run on Windows.
DmRead
Utility program for reading CIGAL-style 'pdigm' format archive files
DmWrite
Utility program for writing CIGAL-style 'pdigm' format archive files
Cnvrt
Utility program for converting text file formats
Ccode
Utility program for converting and summarizing ANSI C source code files
Lines
Utility program for manipulating text files by line number
Ssubst
Utility program for performing string substitutions in text or binary files
Exam2wdf
Linux utility for collecting all files for one MRI session into a workspace XML file
Wdf2dbax
Linux utility for generating DBAX commands to import data from a workspace XML file into a DBAX database
Batch_script
Linux utility for automatically running a user-defined processing script on each line of a list of data sets