Modern PDF Preview (WASM)

Fast PDF preview for VS Code, built on PDFium WASM and @embedpdf/*.

Features

• Fast rendering with WASM
• Annotation support
• Save with Ctrl+S / Cmd+S
• Desktop and Web support
• Theme sync
• Public API for other extensions

Settings

• modernPdfViewer.defaultZoomLevel
• modernPdfViewer.defaultSpreadMode
• modernPdfViewer.tabBar

Notes

• Hidden PDF tabs keep their webview context to preserve state.
• Memory usage grows with the number of open PDFs.
• Close unused PDF tabs if you work with large files.

Install

• VS Code Marketplace: chocolatedesue.modern-pdf-preview
• Open VSX: chocolatedesue.modern-pdf-preview

Docs

• API
• Architecture
• Development
• Reference Repository
• Troubleshooting

Credits

• embed-pdf-viewer
• PDFium WASM
• mathematic-inc/vscode-pdf as reference only

License: MIT