A flexible package manager designed to support multiple versions, configurations, platforms, and compilers. 🌎 spack.io 👩‍💻 github.com/spack/spack 💬 slack.spack.iohttps://bsky.app/profile/spackpm.bsky.socialhttps://bsky.app/profile/spackpm.bsky.social/post/3mp5gsq5od22780+ people in the room for the Spack BOF at #ISC26! We presented highlights from Spack v1.2, and now Asher Antao is presenting how CSC #hpc and their users are using Spack on their new Roihu machine.25 Jun 2026 22:05 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3mp5gsq5od227https://bsky.app/profile/spackpm.bsky.social/post/3moudhu3de227Full house today as Greg Becker kicks off the #ISC26 Spack tutorial!22 Jun 2026 07:11 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3moudhu3de227https://bsky.app/profile/spackpm.bsky.social/post/3motiviyd722iSpack v1.2.0 is out, loaded with features and performance improvements! Highlights: 🧵Parallel installer 🛠️Concretization groups 🧠Concretization caching 📝SBOMs 🔒spack isolate 🏖️ experimental sandboxing Get it now! https://github.com/spack/spack/releases/tag/v1.2.0 Demo: asciinema.org/a/75582721 Jun 2026 23:16 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3motiviyd722ihttps://bsky.app/profile/spackpm.bsky.social/post/3modtje4oqc2mLLNL’s High Performance Computing Innovation Center (HPCIC) is bringing back its summer tutorials, and there’s once again a 🎉Free Spack tutorial July 7-8!🎉 📝Register here for ours and other open source software tutorials! https://hpcic.llnl.gov/tutorials/2026-hpc-tutorials15 Jun 2026 17:43 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3modtje4oqc2mhttps://bsky.app/profile/spackpm.bsky.social/post/3mderup4wbs2sSpack v1.1.1 is out! This is a patch release with some notable improvements: * Python 3.14 support * Better error messages for missing/deprecated versions * Major performance improvements for the solver Read it all in the release notes! #hpc #spack https://github.com/spack/spack/releases/tag/v1.1.127 Jan 2026 03:09 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3mderup4wbs2shttps://bsky.app/profile/spackpm.bsky.social/post/3m5osxihg4c2cSpack v1.1.0 and spack-packages v2025.11.0 are out! 🥳Features: 🏗️ Compiler control (unmixing, %%) 📦 Improved externals ⬇️ Git fetching 😌 Configurable config 👩🏻‍🔬Experimental: 👩🏻‍💻 New parallel console UI 🏎️ Concretization caching More here! https://github.com/spack/spack/releases/tag/v1.1.015 Nov 2025 18:24 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3m5osxihg4c2chttps://bsky.app/profile/spackpm.bsky.social/post/3m267gwizzc2aJoin us in Chicago in March, when we'll hold the second in-person Spack User Meeting in conjunction with HPSFCon 2026! Stay tuned for details! #hpc #hpsf #spack [contains quote post or other embedded content]01 Oct 2025 23:37 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3m267gwizzc2ahttps://bsky.app/profile/spackpm.bsky.social/post/3lyyaa6233k2sSpack v1.0.2 is out! This release has a number of bug fixes and some improvements. #hpc #packaging See the notes for details: https://github.com/spack/spack/releases/tag/v1.0.216 Sep 2025 21:10 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3lyyaa6233k2shttps://bsky.app/profile/spackpm.bsky.social/post/3lywibewrck2pNice little intro to Spack by Pawel Pomorski of Compute Canada https://www.youtube.com/watch?v=MFbNN9FeKr416 Sep 2025 04:28 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3lywibewrck2phttps://bsky.app/profile/spackpm.bsky.social/post/3lwcl5px6ss2zSpack v1.0.1 is out! https://github.com/spack/spack/releases/tag/v1.0.1 This is a bug fix release -- check out the release notes for details! #hpc #spack13 Aug 2025 19:36 +0000at://did:plc:2sj65ileit2fgpfdmps4vcty/app.bsky.feed.post/3lwcl5px6ss2z