All Minecraft 1.12 Snapshots, Pre-Releases & RCs

Mojang published 18 development builds before Minecraft 1.12, from 8 Feb 2017 to 31 May 2017. The final Minecraft 1.12 was released on 2 Jun 2017. Every server jar below comes directly from Mojang; the SHA-1 is Mojang's own.

VersionReleasedJavaSHA-1 (server.jar)FabricChangelog
1.12 Pre-Release 7 31 May 2017 8 a8d79598161edc5f67b606120ea9e62bcefcaaa7 — wiki
1.12 Pre-Release 6 29 May 2017 8 9bc0e57debc61da93c0ea0d97849254db4f4e556 — wiki
1.12 Pre-Release 5 19 May 2017 8 40e76b2836c92cd9e05af61bb64046c8650c088d — wiki
1.12 Pre-Release 4 18 May 2017 8 588bcccfff42acc2cb6f7c6470cd6bc8ba393668 — wiki
1.12 Pre-Release 3 17 May 2017 8 c985b2083848efcc8d1658d6cda5644681035f80 — wiki
1.12 Pre-Release 2 11 May 2017 8 e5fd1c4202f9b0855d9104b66ba4182d52e79c38 — wiki
1.12 Pre-Release 1 10 May 2017 8 ebcafa3e1a3312500893087bf4bfb6c6f335ef0e — wiki
Snapshot 17w18b 4 May 2017 8 915c1833209d588ade3e064577700037093861da — wiki
Snapshot 17w18a 3 May 2017 8 b1f45946bd74f4e2cf1833324770809ebcd0b7b1 — wiki
Snapshot 17w17b 27 Apr 2017 8 7cf669824e4c8340050adcc2125f1ec4cb84feac — wiki
Snapshot 17w17a 26 Apr 2017 8 3795d253cfef44f1f1467422b4399d1770484dc0 — wiki
Snapshot 17w16b 21 Apr 2017 8 80601961e590046727791d6b18f51d840ea86e1c — wiki
Snapshot 17w16a 20 Apr 2017 8 47cfe5d44ccf6333b697da3e82e35bb3725e53d8 — wiki
Snapshot 17w15a 12 Apr 2017 8 cc26caa34e1a53326ec374d229db07a0e2a7de17 — wiki
Snapshot 17w14a 5 Apr 2017 8 0530caf1d099fc730ca335a21bcf2fbb58c42c64 — wiki
Snapshot 17w13b 31 Mar 2017 8 7bd51f821ed09b6a1d3a9a9b2fc67b48f1d829c4 — wiki
Snapshot 17w13a 30 Mar 2017 8 d3806f89b9c90cbfb78919a3bcc010ad2e5d6ebb — wiki
Snapshot 17w06a 8 Feb 2017 8 37441cab126ee2a4f292c9bf488c9dd800cff841 — wiki

Other cycles: 26.4 · 26.3 · 26.2 · 26.1.2 · 26.1.1 · 26.1 · 1.21.11 · 1.21.10 · 1.21.9 · 1.21.8 · 1.21.7 · 1.21.6 · all snapshots