pencere: Accessible Gallery Lightbox for the Web

pencere: a TypeScript gallery lightbox with WCAG 2.2 AA, View Transitions API morph, and framework adapters for React, Vue, Svelte, and Solid.

Key features:

• Image, video, iframe, and custom content types
• Thumbnail-to-lightbox morph via the View Transitions API
• Pinch zoom, swipe-to-dismiss, and drag-to-pan
• Hash-based deep linking with browser Back button support
• RTL auto-detection for Arabic and Hebrew layouts
• Strict CSP compatibility via adoptedStyleSheets
• 14 built-in translations

👉 Blog Post

👉 GitHub Repo

👉 Live Demo