What Is tkREM?
tkREM's Graphical User Interface.
Grep Mode
Perl Mode
Tcl Mode
Python Mode
Emacs Mode
Sed/Awk Mode
Manpage for GNU Grep Version 2.0.
Manpage for Perl Regular Expressions.
Manpage for Tcl Regexp Command.
Manpage for Gnu Awk (gawk) Version 2.15.