TORest
TORest is a regular expression package for VisualAge Smalltalk, works with any VA Smalltalk version v5.5 and higher and any VA Smalltalk version from Instantiations. It contains a Regular Expressions Parser that allows developers and/or end users to use regular expressions, the TORest tool was originally a part a paid for framework suite from the Totally Objects company but has now been made freeware.
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Licence
Open source copyrighted freeware with optional paid support, see Totally Objects Licence.