Developer(s) |
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Initial release | 1988 |
Stable release | 3.41.5
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Repository | |
Written in | C |
Operating system | |
Type | Pattern matching |
License | ISC open source license |
Website | www |
agrep (approximate grep) is an open-source approximate string matching program, developed by Udi Manber and Sun Wu between 1988 and 1991,[1] for use with the Unix operating system. It was later ported to OS/2, DOS, and Windows.
It selects the best-suited algorithm for the current query from a variety of the known fastest (built-in) string searching algorithms, including Manber and Wu's bitap algorithm based on Levenshtein distances.
agrep is also the search engine in the indexer program GLIMPSE. agrep is under a free ISC License.[2]