# \#contributing

**URL:** https://discourse.julialang.org/tag/contributing/1414.md

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## [Region-based GC for Julia: worst event pause 4 ms → 55 µs](https://discourse.julialang.org/t/region-based-gc-for-julia-worst-event-pause-4-ms-55-s/139158)

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**Author:** [@melevy](https://discourse.julialang.org/u/melevy)\
**Replies:** 8\
**Last updated:** [September 8, 2026, 5:58pm UTC](https://discourse.julialang.org/t/region-based-gc-for-julia-worst-event-pause-4-ms-55-s/139158 "2026-09-08T17:58:13Z")

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I run discrete-event simulations that drive hardware in the loop, which means every event has a deadline of about 100 µs. Julia’s collector is fine on throughput but occasionally it stops the world for milliseconds, an…

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## [Good subsystems in Julia internals for new contributors?](https://discourse.julialang.org/t/good-subsystems-in-julia-internals-for-new-contributors/134668)

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**Author:** [@Ark\_Gupta](https://discourse.julialang.org/u/Ark_Gupta)\
**Replies:** 2\
**Last updated:** [December 22, 2025, 11:10am UTC](https://discourse.julialang.org/t/good-subsystems-in-julia-internals-for-new-contributors/134668 "2025-12-22T11:10:15Z")

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Hi everyone, I’m exploring contributing to Julia internals and recently submitted a small README PR. I’d like to continue contributing more meaningfully and deepen my understanding of the codebase. Are there particula…

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## [Cruise game engine v0.1.5: What's new and contributions in rendering & physics](https://discourse.julialang.org/t/cruise-game-engine-v0-1-5-whats-new-and-contributions-in-rendering-physics/130761)

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**Author:** [@Gesee](https://discourse.julialang.org/u/Gesee)\
**Replies:** 2\
**Last updated:** [July 16, 2025, 6:47pm UTC](https://discourse.julialang.org/t/cruise-game-engine-v0-1-5-whats-new-and-contributions-in-rendering-physics/130761 "2025-07-16T18:47:30Z")

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Cruise is a modular 2D/3D game engine for Julia, built on top of several standalone libraries (windowing, ECS, event systems, math, etc.), and acts as the orchestrator that makes them work together seamlessly. Recent Up…

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## [Identifying barriers to new contributions to Julia and its ecosystem](https://discourse.julialang.org/t/identifying-barriers-to-new-contributions-to-julia-and-its-ecosystem/124342)

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**Author:** [@Lilith](https://discourse.julialang.org/u/Lilith)\
**Replies:** 14\
**Last updated:** [January 5, 2025, 7:25am UTC](https://discourse.julialang.org/t/identifying-barriers-to-new-contributions-to-julia-and-its-ecosystem/124342 "2025-01-05T07:25:42Z")

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Hey folks, I’ve been investigating pathways to contribution to the Julia ecosystem. Specifically, I’m looking for barriers to new contributors joining open source Julia projects and how to alleviate them. If you have id…

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## [Making the review process more pleasant for new contributors](https://discourse.julialang.org/t/making-the-review-process-more-pleasant-for-new-contributors/102604)

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**Author:** [@adienes](https://discourse.julialang.org/u/adienes)\
**Replies:** 59\
**Last updated:** [July 18, 2024, 2:18am UTC](https://discourse.julialang.org/t/making-the-review-process-more-pleasant-for-new-contributors/102604 "2024-07-18T02:18:03Z")

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of course I understand there are resource constraints on reviewers, and ultimately there will always be a backlog. that being said, sometimes it feels like PRs that are “ready” for at least feedback, if not a merge, go…

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## [Efficient Minors of a Toeplitz Matrix - Is There Demand?](https://discourse.julialang.org/t/efficient-minors-of-a-toeplitz-matrix-is-there-demand/108318)

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**Author:** [@bremez](https://discourse.julialang.org/u/bremez)\
**Replies:** 6\
**Last updated:** [January 10, 2024, 8:27pm UTC](https://discourse.julialang.org/t/efficient-minors-of-a-toeplitz-matrix-is-there-demand/108318 "2024-01-10T20:27:34Z")

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I have had a use case there I need (the FFT of) the sequence of the primary minors of a square matrix A, e.g. schematically fft(\[det(A\[1:m, 1:m\] for m in 1:size(A,1)\]). One would expect naively that this is O(n^4) in the…