RCONtrol

If you're on the lookout for a reliable and efficient RCON administration tool for HL/HL2 based games, RCONtrol is the perfect software for you. Developed using Java, it is a free and open source program that comes with a wide array of features designed to make managing HL/HL2 based game servers a lot easier.

One of the most useful features of RCONtrol is its server list, which allows you to keep tabs on all of your servers in one centralized location. Additionally, the program comes with a server query feature that lets you quickly view information about the servers you're managing.

Another great feature of RCONtrol is its server settings dialog, which provides you with easy access to your server settings so you can make changes quickly and easily. The program also includes an RCON console, which lets you execute commands directly on your servers.

With RCONtrol, you can also perform player management tasks such as banning or kicking players, and even script support is included (CS:S only). All of these features combine to create a powerful RCON administration tool that is perfect for anyone who manages HL/HL2 based game servers.