tre: tre (TRE Advanced Regular Expression Matching Library) tre: tre: TRE is a lightweight, robust, and efficient POSIX compliant regexp tre: matching library with some exciting features such as approximate tre: (fuzzy) matching. It includes features such as approximate matching, tre: conforms to strict standard conformance, has predictable matching tre: speed, thread safe, binary pattern and data support, and small memory tre: usage. tre: tre: tre: