What is the best MySQL client for Mac OS X or Windows?
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Free Clients
MySQL Workbench (Mac, Windows, Linux), Free, open-source
Sequel Pro (Mac), Free, open-source
HeidiSQL (Windows; claims it can run on Mac or Linux using WINE emulator), Free, donation encouraged
phpMyAdmin (web app), Free, open-source
Toad for MySQL (Windows), Free
MySQL-Front (Windows), Free, open-source
Neor Profile SQL (Mac, Windows, Linux), Free
Commercial Clients with a Free Option
DBVisualizer (Mac, Windows, Linux), Free version or Pro (Purchase a DbVisualizer Pro License)
dbForge Studio for MySQL (Windows), Free version (Express) or Standard or Pro (Ordering dbForge Studio for MySQL)
Valentina Studio (Mac, Windows, Linux, iOS), free or Pro (product category)
SQLyog Community version (Windows)
Commercial Clients
Navicat DB Admin Tool (Mac, Windows, Linux, iOS), not free (Buy Navicat for MySQL)
Querious (Mac), not free
Aqua Data Studio (Mac, Windows, Linux), not free (Purchase Products Online | AquaFold)
SQLEditor (Mac), not free (Buy SQLEditor for Mac OS X)
SQLyog and MONyog (Windows for GUI, Windows or Linux for server monitoring), not free (shop MONyog, SQLyog)
DbWrench (Mac, Windows, Linux), not free (Purchase DbWrench Licence)
JackDB (web app), not free (JackDB plans & pricing)
SQL Maestro for MySQL (Windows), not free (Purchase Database tools for MySQL by SQL Maestro Group)
Datazenit (Mac, Windows, Linux), not free