QuantumVM — OpenQASM Extension for VS Code

OpenQASM 3.0 support for VS Code with LSP integration and runtime execution.

Features

Syntax Highlighting — Full grammar for OpenQASM 3.0 files (.qasm)
One-Click Execution — Run QASM files directly from the editor via the play button in the title bar, the context menu, or the keyboard shortcut
Language Server Protocol — Diagnostics, completions, and more via the QASM language server
Auto-Update — Automatically downloads the latest binary releases from GitHub

VS Code ^1.75.0
The QASM language server binary (qasm-lsp) — the extension will download it automatically on first use, or you can point to a custom path via the qasmLanguageServer.serverPath setting.

Install from the VS Code Marketplace, or download and install the .vsix from the GitHub Releases page.

Open any .qasm file.
Click the play button in the editor title bar, or right-click and select Run QASM File, or press Cmd+Shift+R (macOS) / Ctrl+Shift+R (Windows/Linux).

Setting	Default	Description
`qasmLanguageServer.serverPath`	`qasm-lsp`	Path to the QASM language server executable
`qasmLanguageServer.trace.server`	`off`	Traces VS Code ↔ language server communication
`quantumvm.autoUpdate`	`true`	Automatically download binary updates on startup

Clone the repo and install dependencies:

git clone https://github.com/wiji1/QuantumVM-VSCode.git
cd QuantumVM-VSCode
npm install

Compile the TypeScript:
```
npm run compile
```
Press F5 in VS Code to launch a new Extension Development Host window.
To package a .vsix for distribution, install @vscode/vsce and run:
```
npx @vscode/vsce package
```

Contributions are welcome! Please feel free to submit a Pull Request.