Summary

Rapidly find common code segments in large source trees.

comparator and filterator are a pair of programs for identifying common or closely matching segments in source trees. They are fast enough to give near-instant results even on trees running to millions of lines each.

Resources


COPYINGproject license
comparator-2.12.tar.gzgzipped source tarball
READMEroadmap file
NEWSproject news
comparator.htmlHTML rendering of comparator.1

The project repository is at https://gitlab.com/esr/comparator.

Project statistics are available at OpenHub.

If you appreciate this code (and especially if you make money by using it) please support me on Patreon.

Recent Changes

  Port all tools to Python 3.
  Note, the previon "2.12" was a misnumbered version 2.11.

Supporters

This work is funded by...

My Bronze supporters: Martin Hohenberg, Jae Yang, Daniel Garber, Kyle Burkholder, Mike Nichols, Mark Ping, Tom Taylor, Arnold F. Williams, George Brower, Michael Nygard, Brendan Long, Sven Dowideit, Dave Witten, Jonathan Cast, James Cronin, David L. Jessup, Christopher Chang, Killer Delicious, Jacob Lyles, Neil Anuskiewicz, Mordant, Clemens Ladisch, Wojciech Woytniak, Masa Bando, John Carmack, Xingyu Wang, Jane Tang, Steven Evans, Jan Roudaut, Hsueh Sung, Ken LaCrosse, taishi28012, John Simpson, Jerod Tufte, Paul Abbott, Stan Witherspoon, Donald Greer, Gratiela Chergu, Michael Ciagala, Dale Carstensen, Chip Davis, Liudmilla Karukina, Jim McCloskey, Dewey Sasser, Hal Hildebrand, Connor Wood, Ken Kennedy, darrin, Mark Gardner, William Christensen, Malcolm Ocean, Rod Davenport, Nodarius Darjania, Cheryl Evry, Wenfeng Liang, Irving Rivas, Bill Soistman, ReallyBored, Άρης Δάσος, Ron Lauzon, TheFred, Paul Theodoropolous, Doug Phillips, Les Vogel, Matt Pollard, Andres Cordova, Umgeher Torgersen, Syeed Ali, Raghu Veer Dendukuri, Perry The Cynic, Gustav A Wirth, Mitchell Bryant, Matt Krueger, Jim Mog, John D. Taylor.

My Institutional supporters: Jason Azze and the DEVOPS team at his $DAYJOB, Christoph Happle, Symmetry Investments, Willam Duff, Mark Atwood, Caleb LaVergne, zariah mccall.

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