KotH Tournaments

The KOTH.org Corewar Server is the longest running Corewar site, providing seven play by email hills - 94nop, 94 draft, multi-warrior, 88, 94x, icws and 94xm.

To submit a warrior to one of the KOTH.org hills, email your warrior to with the appropriate ;redcode header. For more details send an email containing ;help or check the hill information on Koth's Hill Standings page.

KOTH@SAL offers seven play by email hills - beginner, nano, tiny, limited process, fortress, 94t and tinylp.

To submit a warrior to a hill on KOTH@SAL, email your warrior to with the appropriate ;redcode header. For more details send an email containing @help or check SAL's help page.

Infinite Hills

Koenigstuhl can be found on Christoph's page, a collection of ten infinite hills consisting entirely of published warriors.

To submit a warrior to Koenigstuhl, either post your warrior to rec.games.corewar, or email it directly to Christoph C Birk at with a subject of Koenigstuhl entry.

The infinite tiny and infinite nano hills are hosted on corewar.co.uk. For more details take a look at the tiny hill and nano hill home pages.

To submit a warrior to one of the corewar.co.uk hills, simply email your warrior to John Metcalf at or publish in rec.games.corewar.

Closed Hills

[Polish] PZPR is the home of Lukasz Adamowski's Polish hills, Arena Pojedynków (round robin) and Arena Bitewna (multi-warrior).

The Internet Pizza Server - the former home of the 94 draft, tiny, limited process and beginner hills.

Sourceforge Hills have six web submission hills, including one intended for evolved warriors only. Code for the warriors submitted to the hills is made available in the online archive.

El Kauka's page contains the Absolute Beginner Hill.

Mount Olympus is the original infinite hill, created by Planar.

corewar.co.uk