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Open MPI: Git main nightly snapshot tarballs

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These are not stable releases of software packages!

Users looking for stable releases should look here.

Note that snapshots are only generated when there has been a commit to the corresponding branch in the Git repository. This may be less than once a day!

Tarballs are made from the Git main nightly at approximately 9pm US Indiana time.

Latest snapshot version: main-202610240226-3c3bc1d

Release File names Size Date Checksums (GNU md5sum and sha1sum v5.2.1)
Oct 24, 2026 Nightly Tarball openmpi-main-202610240226-3c3bc1d.tar.bz2 48.96 MiB Oct 24, 2026 MD5: bae1358cb8ecf9a647197334cfdf096c
SHA1: 13443c1270c547c50bb98a69aa341067415a1bf0
SHA256: 8a386e154d63782fda814526a798586dc0602abfd4b5b146db950fb263943dbf
openmpi-main-202610240226-3c3bc1d.tar.gz 66.11 MiB Oct 24, 2026 MD5: 64bb80ead5392bf40cf1e793370fbc1d
SHA1: b1a1fe24483f047a49ad36fb3a5b87160ea9ef33
SHA256: cbabfa698c11d1c1cb67178735d1c3827459672a96ee39af4049764fbd6ce5d8
Oct 23, 2026 Nightly Tarball openmpi-main-202610230227-f583848.tar.bz2 48.42 MiB Oct 23, 2026 MD5: 326db19caea4489214332e4de6b14313
SHA1: bcb11bd09827de8c97e254dbcf1550176e8526c6
SHA256: b1a8ec67ecd2287004bfd95b88722e2fb5ca007b9909a3cdf5376641f1bebb34
openmpi-main-202610230227-f583848.tar.gz 65.09 MiB Oct 23, 2026 MD5: d3470584948dc5a9a423c7fa34be4174
SHA1: 4abe16df4013ba3553c2288339fff4149b06df5b
SHA256: 80730441bc6c02d409199b69f50bad75541daa4b3060eecaf497ba186142f3d8
Oct 21, 2026 Nightly Tarball openmpi-main-202610211926-97471a3.tar.bz2 48.52 MiB Oct 21, 2026 MD5: 50a53ec372b4b1e7a19cded9bd70ecb6
SHA1: 2afc3707b87effa83b9b0572c620fd7537e4de03
SHA256: 99e1da0d612ce71986c8741251c8441b096d66f3b0416df7ebef54ef8fb0cc54
openmpi-main-202610211926-97471a3.tar.gz 65.07 MiB Oct 21, 2026 MD5: 8308f3fdaa130e3148bf74bb2290c399
SHA1: bccfcbe9017090ef510bac3bfad860f56d2b3f54
SHA256: 510a041c6c2d3057beb2e46d085e51423d99814f748a03d34a758f1239fa0fac
Oct 20, 2026 Nightly Tarball openmpi-main-202610200241-7b5a635.tar.bz2 48.95 MiB Oct 20, 2026 MD5: 473d6c866ec0f1358fbbdbc6bc2e361c
SHA1: e2d7816c3def82a0b129cd2fe614fe0a340be2a7
SHA256: 4117a6427f89975e1368087f76d1a758a4ce63be5e6f51271a398fbe7a1efcec
openmpi-main-202610200241-7b5a635.tar.gz 66.34 MiB Oct 20, 2026 MD5: 81d9108b1e1b0745bec134b8c99a2e8b
SHA1: ee908048e73c4ceb7cf2634415c6aa77b3d348cb
SHA256: 7568973b2381d3aa6a209579a03f5ceca2e50af978c2de01d19bfe9930b3044d
Oct 16, 2026 Nightly Tarball openmpi-main-202610160241-bef0855.tar.bz2 48.96 MiB Oct 16, 2026 MD5: 5e76781cf001e2c818be922b313f9d32
SHA1: 02bb1750d8b3d653ccf552acf5a3fa34e72c2ea5
SHA256: d7c7a938327380cfb224a19d0d3807374f7f30c8c979bff007a07db5155f5f17
openmpi-main-202610160241-bef0855.tar.gz 66.35 MiB Oct 16, 2026 MD5: a2a3d401bdfed57df4dc5f422baa7357
SHA1: 16049ea3558c3fb15a18abd4805481f8440113cb
SHA256: 4aeeb34d464ff8b6856e1367bbd3b78f73ad2867c55f715c427340cf1c92c15f
Oct 15, 2026 Nightly Tarball openmpi-main-202610150241-eaf72d1.tar.bz2 48.96 MiB Oct 15, 2026 MD5: fa50b62e2b540118a0c484b2cc8e7323
SHA1: ed7a63461a11c91a3f99801df2d2cd2109f668f7
SHA256: 5efdd0faf7bb795e08e858574e9ba59d3b3ce78355b8dab374590cf32577c61f
openmpi-main-202610150241-eaf72d1.tar.gz 66.35 MiB Oct 15, 2026 MD5: f8129b25ec671eefb5a5b25d9ee4529d
SHA1: 0eeb91ed194d76dd772e11d2b07222f63ce9f5aa
SHA256: 0ce6ce4bd511cfafe02446b4d4089974ded4cd4662d2ed5af3f6848281ba90e1