Format Numbers, Dates, Bytes & Text – humanize-this
A dependency-free JavaScript utility for readable numbers, currencies, file sizes, timestamps, and text.
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Pure JavaScript Medium-style Image Zoom Library – medium-zoom
medium-zoom is a JavaScript library used for creating a responsive, user-friendly image zoom / lightbox effect as seen on Medium.com pages.
Convert Images Into Stickers With JavaScript – Create-sticker
Add unique sticker effects to your images using the create-sticker JavaScript library. Improve your web graphics today!
Convert Images to Pixel Art with JS Dithering & Custom Palettes – Image-to-Pixel
Convert images to pixel art with Image-to-Pixel JavaScript library. Features multiple dithering algorithms, custom palettes, and p5.js integration.
Cropper.js: JavaScript Image Cropper with Zoom & Rotate
Crop images in JavaScript with Cropper.js. Set aspect ratios, zoom, rotate, resize selections, and export cropped canvas output.
JavaScript Page & Image Watermarks – watermark-js-plus
Use watermark-js-plus to watermark HTML containers, create custom grids, and update or remove marks at runtime with vanilla JavaScript.
Compressly: Client-Side Image Compression & Resize in JavaScript
Resize and compress uploaded photos with Compressly. Control image quality, dimensions, and JPEG, WebP, or PNG output.
OpenSeadragon: Zoomable Image Viewer in JavaScript
Display IIIF, DZI, Zoomify, TMS, and standard image files in a JavaScript image viewer with touch gestures and custom controls.
Dither Images for E-Paper Displays in JavaScript – EPD Optimize
A JavaScript library that reduces, tone-maps, and dithers images for color e-paper displays using calibrated palettes in browser or Node.js.
Deterministic 3D SVG Avatar Generator for JavaScript, React, and Vue – Planet Avatar
Create repeatable planet-style SVG avatars for user accounts, team lists, comments, and placeholder profile UIs. Works with vanilla JS, React, and Vue.
