#wasm

Modern Video Player — with Audio (MP4, MKV, HEVC, WebM)

Brodazz

Play videos with sound in a VS Code tab — real audio out of the box (even AAC), zero setup, no ffmpeg to install. MP4, MKV, MOV, AVI, WebM and HEVC/H.265, video and audio, fully offline. ffmpeg bundled as WebAssembly.

Carve — OpenSCAD Live Preview

Carve3D

Live 3D preview for OpenSCAD (.scad) files using a bundled WebAssembly build — no native OpenSCAD install required.

OmniFormatter

Abdu1-Ahd

Universal code formatter — single WASM binary, 80+ languages, zero config migration

PlantUML Local

kkdev92

Render ```plantuml code blocks in the built-in Markdown preview. No Java, no server, no network connection — your diagram source is rendered locally.

Arxtect LaTeX (WASM)

arXtect

LaTeX compiler powered by WASM with React UI

Visual HolyC — TempleOS/HolyC directly in VS Code

jankammerath

Write HolyC, boot TempleOS directly in VS Code, compile and execute.

Retro Dark Theme

AnhhTuann

Retro Dark Theme - A customized dark theme inspired by Oh My Posh OS & Terminal colors: Tím khói, Xanh thép, Xanh rêu, Vàng đồng, Hồng đất, Cam đất, Xanh cổ vịt trầm, Đỏ gạch.

MockServer

MockServer

Author and validate expectation files, generate from OpenAPI, record live traffic, inspect requests and drift, open the in-editor dashboard, and manage a local MockServer Docker container — all without leaving VS Code.

Alphabet Language

fraolteshome

Official VS Code support for the Alphabet programming language — multi-language syntax (en/am/de/es/fr), LSP-powered completion, hover, go-to-definition, diagnostics, NL-to-Code, and WASM build.

Sigil

natescode

Syntax highlighting, Sigil Dark theme, and Language Server for the Silicon programming language.

VED Language

vornyxrs

Syntax highlighting, bracket matching, and language support for the VED programming language.

LaTeX compiler powered by WASM with React UI