Fred Fish

For his excellent C debugging and trace library. Monty has made a number of smaller improvements to the library (speed and additional options).

Richard A. O'Keefe

For his public domain string library.

Henry Spencer

For his regex library, used in WHERE column REGEXP regexp.

Chris Provenzano

Portable user level pthreads. From the copyright: This product includes software developed by Chris Provenzano, the University of California, Berkeley, and contributors. We are currently using version 1_60_beta6 patched by Monty (see mit-pthreads/Changes-mysql).

Jean-loup Gailly and Mark Adler

For the zlib library (used on MySQL on Windows).

Bjorn Benson

For his safe_malloc (memory checker) package which is used in when you configure MySQL with --debug.

Free Software Foundation

The readline library (used by the mysql command-line client).

The NetBSD foundation

The libedit package (optionally used by the mysql command-line client).