crystal-concurrency
Facilitates high-performance concurrent programming in Crystal using fibers and channels for non-blocking applications.
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Security score
The crystal-concurrency skill was audited on Feb 22, 2026 and we found 13 security issues across 2 threat categories, including 6 high-severity. Review the findings below before installing.
Categories Tested
Security Issues
high line 85
Direct command execution function call
SourceSKILL.md
| 85 | spawn(name: "data-processor") do |
high line 89
Direct command execution function call
SourceSKILL.md
| 89 | spawn(name: "cache-updater") do |
high line 94
Direct command execution function call
SourceSKILL.md
| 94 | spawn(name: "failing-worker") do |
high line 312
Direct command execution function call
SourceSKILL.md
| 312 | @workers << spawn(name: "worker-#{i}") do |
high line 391
Direct command execution function call
SourceSKILL.md
| 391 | spawn(name: "worker-#{i}") do |
high line 674
Direct command execution function call
SourceSKILL.md
| 674 | spawn(name: "worker") do |
low line 743
External URL reference
SourceSKILL.md
| 743 | - [Crystal Concurrency Guide](https://crystal-lang.org/reference/guides/concurrency.html) |
low line 744
External URL reference
SourceSKILL.md
| 744 | - [Crystal API - Fiber](https://crystal-lang.org/api/Fiber.html) |
low line 745
External URL reference
SourceSKILL.md
| 745 | - [Crystal API - Channel](https://crystal-lang.org/api/Channel.html) |
low line 746
External URL reference
SourceSKILL.md
| 746 | - [Crystal API - Mutex](https://crystal-lang.org/api/Mutex.html) |
low line 747
External URL reference
SourceSKILL.md
| 747 | - [Crystal API - Atomic](https://crystal-lang.org/api/Atomic.html) |
low line 748
External URL reference
SourceSKILL.md
| 748 | - [Crystal Book - Concurrency](https://crystal-lang.org/reference/guides/concurrency.html) |
low line 749
External URL reference
SourceSKILL.md
| 749 | - [Effective Crystal - Concurrency Patterns](https://crystal-lang.org/reference/) |
Scanned on Feb 22, 2026
View Security DashboardInstall this skill with one command
/learn @thebushidocollective/crystal-concurrency