mtools : mtools is a collection of helper scripts to parse and filter MongoDB log files (mongod, mongos), visualize log files and quickly set up complex MongoD...
SQL Fiddle : A tool for easy online testing and sharing of database problems and their solutions.
Codassium : A better way to conduct remote interviews
WebRTC based video chat + code editor = Awesome interviews
DBeaver : Free multi-platform database tool for developers, SQL programmers, database administrators and analysts. Supports all popular databases: MySQL, Postgr...
MySQLTuner : MySQLTuner is a script written in Perl that will assist you with your MySQL configuration and make recommendations for increased performance and stabi...