Owner

swc-project

6 indexed repositories · View on GitHub

swc
Rust-based platform for the Web

Rust · 34200 stars
swc-node
Faster ts-node without typecheck

TypeScript · 1981 stars
plugins
Plugins for swc, written in rust

Rust · 389 stars
website
Documentation for the SWC project.

TypeScript · 111 stars
pkgs
node.js packages for SWC

TypeScript · 86 stars
crawl-core-version

JavaScript · 3 stars

Beginner friendly Everything

Open All

Flow parser fails to parse leading `|` in match cases Open

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

swc-project/swc#12389 · Opened Sep 17, 2026
es/minifier: class field callback shared across instances after helper inlining Open

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

swc-project/swc#12380 · Opened Sep 16, 2026
Node.js Amaro Features Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

swc-project/swc#12378 · 1 comment · Opened Sep 15, 2026
`compress.inline` changes memory semantics for closures Open

C-bug

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

swc-project/swc#12344 · Opened Sep 11, 2026
es/minifier: toplevel false fails to preserve global var inside a block Open

C-bug Labor0

swc-project/swc#12314 · 1 assignee · Opened Sep 9, 2026
es/minifier: property mangling leaves literal property references unchanged Open

C-bug Labor0

swc-project/swc#12312 · 1 assignee · Opened Sep 9, 2026
es/minifier: unused class elimination removes superclass validation Open

C-bug Labor0

swc-project/swc#12310 · 1 assignee · Opened Sep 9, 2026
es/minifier: class effect extraction loses implicit strict mode Open

C-bug Labor0

swc-project/swc#12309 · 1 assignee · Opened Sep 9, 2026
es/minifier: static method aliasing detaches receiver-dependent Promise methods Open

C-bug Labor0

swc-project/swc#12308 · 1 assignee · Opened Sep 9, 2026
es/minifier: self-assignment removal ignores immutable binding writes Open

C-bug Labor0

swc-project/swc#12302 · 1 assignee · Opened Sep 9, 2026
es/minifier: prototype key lookup treats unknown computed properties as absent Open

C-bug Labor0

swc-project/swc#12297 · 1 assignee · Opened Sep 9, 2026
es/minifier: method-to-arrow conversion ignores direct eval in the body Open

C-bug Labor0

swc-project/swc#12295 · 1 assignee · Opened Sep 9, 2026
bindings: ship self-loading compressed native npm addons Open

Labor0

swc-project/swc#12273 · 1 assignee · Opened Sep 6, 2026
es/minifier: conditional call merging moves common argument effects before the test Open

C-bug

swc-project/swc#12225 · 1 assignee · Opened Sep 5, 2026
es/minifier: IIFE inlining moves new.target across its function boundary Open

C-bug

swc-project/swc#12220 · 1 assignee · Opened Sep 5, 2026
es/minifier: null-or-undefined comparison folding drops effects in typed operands Open

C-bug

swc-project/swc#12217 · 1 assignee · Opened Sep 5, 2026
es/minifier: conditional constructor folding evaluates the callee before its condition Open

C-bug

swc-project/swc#12216 · 1 assignee · Opened Sep 5, 2026
es/minifier: removing an unused rest parameter creates mapped arguments Open

C-bug

swc-project/swc#12211 · 1 assignee · Opened Sep 5, 2026
es/minifier: arguments replacement rewrites delete and update operands Open

C-bug

swc-project/swc#12210 · 1 assignee · Opened Sep 5, 2026
es/minifier: string-to-template raw conversion double-escapes existing escapes Open

C-bug

swc-project/swc#12207 · 1 assignee · Opened Sep 5, 2026
es/minifier: removing undefined defaults changes parameter list semantics Open

C-bug

swc-project/swc#12203 · 1 assignee · Opened Sep 5, 2026
es/minifier: invalid RegExp constructor pattern becomes an early syntax error Open

C-bug

swc-project/swc#12202 · 1 assignee · Opened Sep 5, 2026
es/minifier: IIFE inlining runs before pure DCE, so the /*#__PURE__*/ annotation is lost Open

C-bug Labor0

swc-project/swc#12165 · 1 comment · 1 assignee · Opened Aug 27, 2026
mangle reassigns the shadowing-avoidance rename that compress introduced Open

C-bug Labor0

swc-project/swc#12155 · 1 assignee · Opened Aug 25, 2026
minifier: removes a function declaration required by CaseBlock initialization Open

C-bug

swc-project/swc#12145 · 1 assignee · Opened Aug 24, 2026
ES5 transform changes closure semantics for a closure created in a for-loop initializer Open

C-bug

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

swc-project/swc#12143 · Opened Aug 24, 2026
styled-jsx transform infinite loop Open

swc-project/plugins#656 · 1 comment · 1 assignee · Opened Aug 21, 2026
discussion: esm-only Open

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

swc-project/pkgs#132 · Opened Aug 19, 2026
[loadable-components] Skipping transform for `ssr: false` breaks SSR with every published `@loadable/component` Open

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

swc-project/plugins#655 · Opened Aug 14, 2026
Optimizer can miscompile or discard `instanceof` evaluation Open

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

swc-project/swc#12111 · 2 comments · Opened Aug 10, 2026
[FEAT] Vitest support Open

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

swc-project/pkgs#131 · Opened Aug 6, 2026
Unterminated template literals cause endless lexer loop Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

swc-project/swc#12103 · 4 comments · 1 reaction · Opened Aug 5, 2026
Migrate from `semver` to `verkit` Open

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

swc-project/pkgs#129 · 1 comment · Opened Jul 29, 2026
@swc/cli: swcDir() leaks a Piscina worker pool per invocation when used as a library Open

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

swc-project/pkgs#126 · 2 comments · Opened Jul 24, 2026
Wasm heap buffer overflow in variable-length CBOR host serialization Open

swc-project/swc#11989 · 1 assignee · Opened Jul 5, 2026
Typescript 7 RC doesn't work with @swc-node/register Open

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

swc-project/swc-node#1049 · 4 comments · 8 reactions · Opened Jun 24, 2026
Docs: Replacing terser via yarn fails Open

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

swc-project/website#318 · Opened May 28, 2026
Consider removing the `@swc/core` postinstall script Open

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

swc-project/swc#11898 · 1 comment · 16 reactions · Opened May 26, 2026
Docs: add extract comments Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

swc-project/website#316 · 1 comment · Opened May 25, 2026
Allow user-supplied `jsc.experimental` options Open

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

swc-project/swc-node#1034 · Opened Apr 30, 2026
`swc` transforms decorators when target: "esnext" (inconsistent with `tsc`) Open

C-bug

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

swc-project/swc#11784 · Opened Apr 12, 2026
[Proposal] Promote `swc-plugin-import-meta-env` Open

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

swc-project/plugins#612 · 1 comment · Opened Apr 9, 2026
`graphql-codegen-client-preset`: support configurable document/fragment variable suffixes Open

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

swc-project/plugins#610 · 1 reaction · Opened Apr 8, 2026
SWC Resolver Incorrectly Resolves Cross-Namespace References Open

C-bug

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

swc-project/swc#11607 · 1 comment · Opened Mar 2, 2026
Typescript namespaces lead to `ReferenceError` Open

C-bug

swc-project/swc#11514 · 11 comments · 1 assignee · Opened Jan 28, 2026
safari(13.1.2) es2016 Bug caused by function parameter compression Open

C-bug

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

swc-project/swc#11513 · 18 comments · Opened Jan 28, 2026
Make ES parser less strict Open

enhancement

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

swc-project/swc#11468 · 2 comments · Opened Jan 21, 2026
Support compressing duplicated import specifiers Open

enhancement

swc-project/swc#11467 · 3 comments · 1 assignee · Opened Jan 21, 2026
`mut-cjs-exports` doesn't properly handle circular imports with barrel files Open

swc-project/plugins#577 · 1 assignee · Opened Jan 20, 2026
[Feature Request] Dead code elimination for assert statements in production builds Open

enhancement

swc-project/plugins#574 · 8 comments · 1 assignee · Opened Jan 14, 2026

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