PistonDevelopers/dyon

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A rusty dynamically typed scripting language

Stars: 1.9k
Forks: 56
Open beginner issues: 0
Indexed issues: 67
Avg merge: 1m
Merged PRs (30d): 6

Dominant language: Rust
License: Apache-2.0
Last GitHub push: Sep 12, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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67 open issues indexed

Dyon-Interactive: Shade loading of "graphics2d.dyon" with downstream libraries Open

discussion draft

Difficulty 3/5 1-2 days Newbie friendliness 35/100

PistonDevelopers/dyon#792 · Opened Dec 20, 2025
Transitive Module Design Open

information

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#786 · Opened Dec 19, 2025
[ chore ] Publish Github releases Open

discussion enhancement

Difficulty 4/5 3-5 days Newbie friendliness 30/100

PistonDevelopers/dyon#771 · 1 comment · 1 reaction · Opened Dec 2, 2025
Add `call` blocks for calling many functions sequentially Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 35/100

PistonDevelopers/dyon#754 · Opened Feb 24, 2025
call_ret without heap allocations? Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#748 · 3 comments · Opened Mar 4, 2024
Calling a rust move closure from dyon script Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#747 · 1 comment · Opened Mar 3, 2024
Evaluate using Profile-Guided Optimization (PGO) and Post-Link Optimization (PLO) for optimizing Dyon interpreter performance Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#746 · 1 reaction · Opened Feb 29, 2024
How does Dyon differ from Rhai? Open

discussion

Difficulty 4/5 3-5 days Newbie friendliness 25/100

PistonDevelopers/dyon#745 · 1 comment · Opened Feb 29, 2024
Async co-routines Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#741 · Opened Feb 28, 2024
WebAssembly Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#740 · 1 reaction · Opened Jan 17, 2024
Dyon REPL Design Open

draft hard information

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#735 · Opened Sep 10, 2023
Check that `runtime::item_lookup` doesn't panic on some input Open

discussion draft

Difficulty 3/5 1-2 days Newbie friendliness 35/100

PistonDevelopers/dyon#728 · Opened Mar 4, 2023
Cargo install dyongame results in "fatal error LNK1181: cannot open input file 'SDL2.lib'" Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

PistonDevelopers/dyon#727 · Opened Feb 12, 2023
Use numbers instead of strings in draw list (Dyon-Interactive) Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#695 · Opened May 27, 2021
Sandbox Untrusted Code? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#684 · 2 comments · Opened May 16, 2021
Global objects Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 30/100

PistonDevelopers/dyon#683 · Opened May 16, 2021
Pausing execution Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#678 · Opened Jan 22, 2021
Can It compiled to WASM (Web Assembly) ? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#676 · Opened Dec 15, 2020
Dynamically overriding / reloading functions / modules Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#675 · 2 comments · Opened Nov 21, 2020
Can you use async with dyon? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#674 · Opened Aug 10, 2020
Rust object shorthand syntax in macros Open

draft information

PistonDevelopers/dyon#661 · 1 assignee · Opened Jun 22, 2020
no_std support Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#655 · 1 comment · Opened Jan 11, 2020
Panic in function returning its only argument Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

PistonDevelopers/dyon#654 · Opened Dec 6, 2019
Update README with link to try expressions Open

draft easy

Difficulty 1/5 Under an hour Newbie friendliness 35/100

PistonDevelopers/dyon#652 · Opened Nov 25, 2019
Update README with link to simple refinement types design Open

draft easy

Difficulty 1/5 Under an hour Newbie friendliness 25/100

PistonDevelopers/dyon#651 · Opened Nov 23, 2019
Add variable to module Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

PistonDevelopers/dyon#649 · 2 comments · Opened Nov 19, 2019
Add `check__in_string_imports` Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 30/100

PistonDevelopers/dyon#646 · Opened Oct 2, 2019
Add support for ad-hoc variables in refinement types Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#645 · Opened Sep 20, 2019
Fix printing of closure with negation Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

PistonDevelopers/dyon#643 · Opened Sep 18, 2019
Add `#ERROR <string>` refinement type Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#642 · 2 comments · Opened Sep 17, 2019
Add pattern matching on variable bindings based on lazy invariant syntax Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#641 · 3 comments · Opened Sep 17, 2019
Lazy invariant following argument type Open

information

Difficulty 5/5 Over a week Newbie friendliness 28/100

PistonDevelopers/dyon#640 · 4 comments · Opened Sep 17, 2019
Simple refinement types following function declaration Open

draft hard information

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#636 · Opened Sep 14, 2019
Move binary and unary operators to external functions Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#635 · 6 comments · Opened Sep 14, 2019
Refactor Dyon-runtime into core library Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#629 · Opened Sep 13, 2019
Keeping variables around Open

discussion question

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#620 · 3 comments · Opened Aug 25, 2019
WASM Support Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#617 · 3 comments · 3 reactions · Opened Jul 9, 2019
Is there a way to pin a variable in Dyon memory? Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#614 · 3 comments · Opened May 19, 2019
How can one call a Dyon Closure from Rust? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

PistonDevelopers/dyon#613 · 4 comments · Opened May 19, 2019
Documentation Improvements Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

PistonDevelopers/dyon#609 · Opened May 3, 2019
How to import module? Open

question

Difficulty 4/5 3-5 days Newbie friendliness 25/100

PistonDevelopers/dyon#566 · 1 comment · Opened Dec 17, 2018
4D matrix design Open

information

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#557 · Opened Dec 7, 2018
LSP for dyon. Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#554 · 5 reactions · Opened Nov 24, 2018
Allow `res` on `main` function Open

discussion draft

Difficulty 4/5 3-5 days Newbie friendliness 35/100

PistonDevelopers/dyon#553 · Opened Nov 8, 2018
Setting early return value fails with `?` using wrong error message Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 38/100

PistonDevelopers/dyon#552 · Opened Nov 8, 2018
Dyon as a scripting language for Amethyst Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 20/100

PistonDevelopers/dyon#551 · 2 comments · 2 reactions · Opened Nov 1, 2018
Matrix multiplication Open

discussion draft

Difficulty 5/5 Over a week Newbie friendliness 35/100

PistonDevelopers/dyon#546 · Opened Oct 13, 2018
Could not open `src/main.dyon`, No such file or directory (os error 2) Open

discussion

Difficulty 3/5 1-2 days Newbie friendliness 38/100

PistonDevelopers/dyon#544 · Opened Oct 7, 2018
Passing objects from Rust to the script should be easier Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

PistonDevelopers/dyon#489 · 11 comments · Opened Dec 2, 2017
Resources for JIT Meta-Tracing Open

draft information

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

PistonDevelopers/dyon#486 · Opened Oct 20, 2017

PistonDevelopers/dyon

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