Java Edition Classic server 1.5

1.5 was a Classic server version released with client 0.0.19a on June 20, 2009.

Additions

 * Allow players to send most admin commands via stdin.
 * Added chat throttling.
 * Players who spam the chat will get muted for eight seconds.
 * Added movement throttling.
 * The server will not process more than a single move command per tick.
 * Stand still to catch up if it's lagging.
 * Added  to server.properties.
 * This is the maximum number of connections per IP to the server.
 * Defaults to 3.

Reupload
Server version 1.5 was reuploaded, changing the protocol version.