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Welcome to the Crystal Forum
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0
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3384
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December 4, 2018
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Optimal Mersenne Primes Search Using Modular Groups
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12
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176
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October 16, 2026
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Crystal packaging in Fedora
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33
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769
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October 14, 2026
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Jasper: a Crystal-like programming language, but mostly a playground for theories
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4
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154
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October 14, 2026
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What are you cooking?
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22
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775
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October 14, 2026
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Alternatives To Snake Case? [ String Splitting, Parsing ]
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6
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170
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October 13, 2026
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Just for confirm: after the discussions, what do people (including the core team) call someone who uses Crystal?
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4
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119
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October 13, 2026
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Gcry 0.35.0: Crystal's own GC, written in pure Crystal, now runs the Crystal compiler itself
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1
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105
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October 13, 2026
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Markpdf: a best in class Markdown -> PDF tool
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19
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335
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October 12, 2026
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Handling typing for optional dependencies
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14
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349
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October 12, 2026
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Crystal 1.22.0 is released!
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0
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76
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October 12, 2026
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Announcing krikri - An Ansible compatible engine written in Crystal
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6
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177
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October 11, 2026
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Generic class new doesn't infer type var for instance var
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2
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73
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October 11, 2026
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Accessing Google APIs via Crystal
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6
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101
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October 9, 2026
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Ld64.lld: undefined symbol: close (and memcpy/memset/etc.) linking on macOS 26 (Xcode 26.2 SDK)
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1
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89
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October 9, 2026
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VCMusic:Simple and lightweight music player written in Crystal and built Adwaita
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3
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119
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October 7, 2026
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RFC: `with ... yield` replacement
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58
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4656
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October 7, 2026
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Reaching out to maintainers of downstream Crystal packages
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4
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155
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October 7, 2026
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Milestone: Running an Offline Kemal App with DNF on Fedora Linux! 🎉
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4
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137
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October 7, 2026
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Macro hook for full file
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8
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129
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October 7, 2026
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Athena ORM Alpha Version - Testers wanted!
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3
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262
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October 5, 2026
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Runtime problem with an application compiled with Crystal 1.21.1
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5
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154
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October 4, 2026
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Haml.cr: Haml template engine for Crystal
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5
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150
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October 4, 2026
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GitHub action for Ubuntu GETting 404 fetching dependencies
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8
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148
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October 4, 2026
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Updated Cryomongo driver for MongoDB 8.0 (now ready)
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14
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458
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October 3, 2026
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CodeGraph support for Crystal — feedback wanted
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0
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76
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October 3, 2026
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Py-crystal — write Python extension modules in Crystal`
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2
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96
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October 2, 2026
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Nicolino, a static site generator
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8
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447
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September 29, 2026
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Upcoming 1.22 release
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1
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194
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September 29, 2026
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Using Macros to make docopt faster. Like, 75x faster
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6
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179
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September 28, 2026
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