ugrep v1.4.4

New and improved --format fields for custom output, updated --json and --xml, faster search for patterns beginning with optional repetitions, such as .*, which requires RE/flex v1.4.2.

ugrep v1.4.3

Added group captures %1 to %9 to --format to customize output, requires option -P Perl matching.

ugrep v1.4.2

New options --cpp, --csv, --json, --xml, --format, updated manual page with section on FORMAT with instruction on how to customize the output.

ugrep v.1.4.1

Optimizations and other improvements. Requires RE/flex 1.4.1 or greater.

ugrep v.1.4.0

More optimizations for faster search. Requires RE/flex 1.4.0 or greater. Binaries for Linux/Windows/MacOS included.

ugrep v1.3.8

Improved mmap performance and other performance enhancements based on RE/flex v1.3.8.

ugrep v1.3.7

Added mmap(2) and other speed improvements, improved GNU/BSD grep compatibility.

ugrep v1.3.3

Improved ugrep options -E, -G, -P GNU/BSD grep compatibility.

ugrep v1.3.2

Added -- (options off), improved GNU/BSD grep compatibility, fixed ugrep.exe -R (windows).

ugrep v1.3.1

Added options -P, --max-files, --stats, fixed -M and --max-depth, other improvements.
This version requires RE/flex 1.3.1.