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vlang

16 indexed repositories · View on GitHub

v
Simple, fast, safe, compiled language for developing maintainable software. Compiles itself in <1s with zero library dependencies. Suppor...

V · 37875 stars
vinix
Vinix is an effort to write a modern, fast, and useful operating system in the V programming language

V · 2313 stars
awesome-v
A curated list of awesome V frameworks, libraries, software and resources.

2106 stars
gitly
Light and fast GitHub/GitLab alternative written in V

V · 1482 stars
vscode-vlang
V Language extension for Visual Studio Code.

TypeScript · 408 stars
vsl
V library to develop Artificial Intelligence and High-Performance Scientific Computations

V · 401 stars
vls
V language server

V · 370 stars
vab
V Android Bootstrapper

V · 346 stars
gui
An immediate mode UI framework for the V language

V · 193 stars
vtl
The V Tensor Library

V · 166 stars
vpm
V's package manager

V · 135 stars
website

HTML · 67 stars
ui2

V · 44 stars
docs
V Documentation Generator

HTML · 33 stars
setup-v

TypeScript · 33 stars
vinix-website
vinix-os.org website

HTML · 4 stars

Beginner friendly Everything

Open All

Default value in parameter causes crash when its an union Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28800 · Opened Sep 19, 2026
v test: the runner evaluates `// vtest build:` against an empty fact set since V1 was removed Open

vlang/v#28798 · 1 assignee · Opened Sep 19, 2026
new compiler: non-existent enum value is accepted silently (`Enum.value` compiles to 0, `.value` in a match arm is accepted) Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

vlang/v#28796 · Opened Sep 19, 2026
new compiler: capturing closure assigned to a field through a cast pointer is destroyed at scope exit (closure_try_destroy) -> SIGSEGV on call Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

vlang/v#28795 · Opened Sep 19, 2026
checker: `-no-parallel` with a `-prealloc` compiler skips whole-program passes (deprecated `byte` not reported, goto label errors degrade to C errors) Open

Bug

vlang/v#28792 · 1 assignee · Opened Sep 19, 2026
C error with multiple structs that contain the same method/property name Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 65/100

vlang/v#28784 · Opened Sep 19, 2026
feat: format thousands Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

vlang/v#28765 · 1 reaction · Opened Sep 19, 2026
v3: false "field ... must be initialized" for @[required] fields of an initialized embedded struct Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

vlang/v#28762 · 1 reaction · Opened Sep 19, 2026
new compiler: `v -shared` exports all functions (private, non-exported and builtin), not only `@[export]` ones Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28749 · Opened Sep 18, 2026
checker: `.byte` directive inside an `asm` block is reported as the deprecated `byte` type Open

Bug

vlang/v#28739 · 1 assignee · Opened Sep 18, 2026
cgen: top-level `asm` block is not emitted by V3 (undefined reference to its label) Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

vlang/v#28738 · Opened Sep 18, 2026
checker: `!` in a `test_` fn of an architecture-qualified test file (`foo_test.arm64.v`) is rejected Open

Bug

vlang/v#28736 · 1 assignee · Opened Sep 18, 2026
cmdexec: PeekNamedPipe call fails to compile with gcc on Windows (incompatible pointer type, since #28708) Open

Bug

vlang/v#28731 · 1 assignee · Opened Sep 18, 2026
Website shows a picture of Minetest/Luanti but calls it Minecraft Open

Difficulty 1/5 Under an hour Newbie friendliness 90/100

vlang/vinix-website#5 · Opened Sep 18, 2026
v3 fails to compile gui showcase.v example Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

vlang/v#28694 · 2 comments · Opened Sep 17, 2026
v test reporter crashes with memory allocation failure (heap corruption) Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

vlang/v#28693 · Opened Sep 17, 2026
v3: parallel_parser_test.v fails on master (fallback parse pos mismatch; bench line asserted without -v) Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

vlang/v#28681 · Opened Sep 17, 2026
OpenBSD-style kernel hardening roadmap Open

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

vlang/vinix#190 · Opened Sep 17, 2026
v3 cgen: no prototype emitted for a \n C.x\ called from a module const initializer (custom_str_test.v fails on master) Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 78/100

vlang/v#28679 · Opened Sep 17, 2026
v3: compiling \module types\ tests with \-d ownership\ never finishes (blocks \ test vlib/v/types/\) Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

vlang/v#28678 · Opened Sep 17, 2026
[Enhancement]: Consider Allowing Android Apps To Run On OS Open

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

vlang/vinix#183 · Opened Sep 16, 2026
`v3 scoped monomorphize: SIGSEGV or wrong C when the memory-bounded path runs` Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28640 · 1 reaction · Opened Sep 15, 2026
`v3: bare type names in generic calls are resolved outside the writing file's scope` Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

vlang/v#28639 · 1 reaction · Opened Sep 15, 2026
master: vc/v.c fails with GCC 16 (renameat implicit declaration under -std=c99) Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

vlang/v#28632 · 1 reaction · Opened Sep 15, 2026
master: vc/v.c fails to compile on macOS (SYS_getrandom undeclared) Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

vlang/v#28630 · Opened Sep 15, 2026
Time Is a Pointer in v3? Maps can't contain structs that might contain pointers? Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 62/100

vlang/v#28626 · 8 comments · Opened Sep 15, 2026
v3: every successful build leaves its '.<out>.v3cc.<pid>.*' C build directory behind on Windows (success path uses os.rmdir on a non-empty dir) Open

Bug

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

vlang/v#28620 · 3 reactions · Opened Sep 14, 2026
V fails to build with GC enabled on 32-bit powerpc: `v2(48980,0xf0403000) malloc: *** mmap(size=16777216) failed (error code=12)` Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28612 · Opened Sep 14, 2026
Fallback after "v up" on windows 10 Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28582 · 1 reaction · Opened Sep 13, 2026
vfmt: `v fmt` stopped inserting indentation for struct field attributes Open

Bug

Difficulty 2/5 1-3 hours Newbie friendliness 75/100

vlang/v#28573 · Opened Sep 13, 2026
vfmt: `v fmt` stopped inserting indentation for trailing struct literals Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 68/100

vlang/v#28570 · 1 comment · Opened Sep 13, 2026
V Compilation Error Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

vlang/v#28566 · 1 comment · 2 reactions · Opened Sep 13, 2026
sokol_wayland doesn't work with the new compiler Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 50/100

vlang/v#28560 · Opened Sep 13, 2026
cmd/v: `macos_v3_test.v` and `macos_v3_external_fallback_test.v` fail on the `-old-compiler` tools lanes — `@VEXE` is `v1_fallback`, not the V3 dispatcher Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 64/100

vlang/v#28512 · Opened Sep 11, 2026
parser: comment after a blank line before `pub mut:` / `mut:` breaks struct parsing in `.parse_comments` mode (fails `v vet`, `v_parser_test.v` on master) Open

Bug

vlang/v#28500 · 1 assignee · Opened Sep 11, 2026
V3 reports bogus `unknown function` diagnostics for generic functions that call methods on a generic parameter, then silently falls back to V1 Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

vlang/v#28489 · 1 comment · 2 reactions · Opened Sep 11, 2026
cc: C source file passed via #flag is compiled as C++ due to uppercase .C Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

vlang/v#28480 · 2 comments · Opened Sep 10, 2026
dist/index.js is stale: prebuilt-binary support in src/ was never shipped Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

vlang/setup-v#97 · Opened Sep 10, 2026
Plan: OpenSSL 4.0.2 generated kernels to V-native assembly IR (#28447) Open

Feature/Enhancement Request

vlang/v#28468 · 1 comment · 1 assignee · Opened Sep 9, 2026
Prerequisite: harden raw assembly diagnostics and constant-time validation (#28447) Open

Feature/Enhancement Request

vlang/v#28467 · 1 comment · 1 assignee · Opened Sep 9, 2026
on_hover receives absolute mouse coordinates; every other mouse callback receives relative ones Open

Difficulty 2/5 1-3 hours Newbie friendliness 74/100

vlang/gui#81 · Opened Sep 9, 2026
Follow-up: design a V-native assembler (#28447) Open

Feature/Enhancement Request

vlang/v#28458 · 2 comments · 1 assignee · Opened Sep 9, 2026
Plan: pure-V OpenSSL-compatible crypto with measured performance (#28447) Open

Feature/Enhancement Request

vlang/v#28457 · 5 comments · 1 assignee · Opened Sep 9, 2026
`v fmt` corrupts V ORM dynamic query-data blocks by appending `:` separators Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 72/100

vlang/v#28454 · 1 reaction · Opened Sep 9, 2026
asm: roadmap for hand-written crypto kernels — in-asm control flow, SIMD-scale blocks, whole-function asm Open

Feature/Enhancement Request

vlang/v#28447 · 2 comments · 3 reactions · 1 assignee · Opened Sep 8, 2026
fails to compile because of a missing field? Open

Bug

Difficulty 3/5 1-2 days Newbie friendliness 55/100

vlang/v#28437 · Opened Sep 7, 2026
`v3: `make`/`v self` fails to build `cmd/v` with GCC — "initializer element is not constant" in generated C` Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 52/100

vlang/v#28424 · 1 reaction · Opened Sep 7, 2026
net.ssl/net.mbedtls/net.quic: no default CA trust store — HTTPS/HTTP-3 requests without explicit verify: always fail cert verification Open

Feature/Enhancement Request

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28405 · Opened Sep 6, 2026
Memory leak during V self-compilation and so on Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28390 · 1 comment · 5 reactions · Opened Sep 5, 2026
Segfault in union-implementing-interface: uninitialized interface tag causes dereference of raw union bits Open

Bug

Difficulty 4/5 3-5 days Newbie friendliness 48/100

vlang/v#28388 · 1 reaction · Opened Sep 5, 2026

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