Tre is an attempt to create a lightweight, robust, and efficient fully Posix compliant regexp matching library. Tre is a lightweight, robust, efficient, portable, and Posix compliant regexp matching library. Key features include the agrep command line tool for approximate regexp matching in the style of grep, an approximate matching library API, portability, wide character and multibyte character support, binary pattern and data support, complete thread safety, consistently efficient matching, low memory consumption and small footprint, and strict standards conformance.
