Allows interaction with the Steam network via the Steam client protocol
PHP-Source-Query
Query servers that use the Steam or Source Engine query protocol with this PHP library.

About PHP-Source-Query
PHP-Source-Query is a PHP class for querying game servers that use the Source query protocol, including Source games and titles that implement Steamworks. RCON support is stated as working only for Half-Life 1 and Source engine games. It needs a modern PHP version, 64-bit PHP or the gmp module, and a server that allows UDP connections.
Pricing is not clearly stated.
Key features
- Returns server info in an array
- Returns players on the server in an array
- Returns public rules as an array
- Pings the server to check if it exists
- Connects with IP, port, timeout and engine
- Sets RCON password for use with RCON command execution
- Sends commands to Minecraft server with engine set to Source engine
PHP-Source-Query at a glance
- Category
- Gaming › Steam Communities & Tools
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
PHP-Source-Query alternatives
Tools and sites you could use instead, ranked by how closely they match.
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Install third-party launchers and UMU/GE-Proton in one prefix folder, then add them to a Steam library.
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