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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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Handling typing for optional dependencies
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11
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277
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October 11, 2026
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Announcing krikri - An Ansible compatible engine written in Crystal
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6
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135
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October 11, 2026
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Optimal Mersenne Primes Search Using Modular Groups
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0
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15
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October 11, 2026
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Markpdf: a best in class Markdown -> PDF tool
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17
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288
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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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54
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October 11, 2026
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Jasper: a Crystal-like programming language, but mostly a playground for theories
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0
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50
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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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89
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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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84
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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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112
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October 7, 2026
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RFC: `with ... yield` replacement
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58
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4651
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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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134
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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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133
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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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121
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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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260
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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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144
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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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148
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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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144
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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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450
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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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71
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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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91
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October 2, 2026
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Crystal packaging in Fedora
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32
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721
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October 1, 2026
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Nicolino, a static site generator
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8
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445
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September 29, 2026
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Alternatives To Snake Case? [ String Splitting, Parsing ]
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2
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118
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September 29, 2026
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Upcoming 1.22 release
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1
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178
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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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Socket connection error after macOS 26.7 update
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10
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156
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September 27, 2026
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`String::RawConverter` as a nano-benchmark for LLMs
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6
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103
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September 27, 2026
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Hello, new Crystal user,
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1
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97
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September 26, 2026
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Crystal 1.21.1 is released!
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0
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92
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September 26, 2026
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