Gary Houston

regexp.old. Henry Spencer's old regular expression library, also known as the book regex library, circa 1986.

regex. Henry Spencer's BSD regular expression library. This is the original version, with a single bug fix. A modified version is in the rxspencer repository.

rxspencer. A modified version of Henry Spencer's BSD regular expression library. The original version is in the regex repository.

hsrex. Walter Waldo's port of Henry Spencer's regular expression library from Tcl.

exif44. Exif44 is a Go library for encoding and decoding Exif metadata in JPEG and TIFF files.

takenwith. Wikimedia Commons bot for adding camera/scanner categories to image files.

garyhouston.github.io. Web page with a description of Henry Spencer's regular expression libraries.

jpegsegs. jpegsegs is a Go library for reading and writing JPEG markers and segment data.