Neiki's Gallery: a vanilla JavaScript image gallery and lightbox that packs a lot into one file.
Key features:
- 4 layouts: masonry, grid, mosaic, filmstrip
- Glassmorphism lightbox with slideshow and Ken Burns
- Before/after comparison slider
- Story mode, picture-in-picture, EXIF overlay
- In-lightbox image editor and freehand annotation
- Plugin system with full lifecycle hooks
- Video support: MP4, YouTube, Vimeo
No dependencies, auto-initializes on page load.