pica
High-quality image resizing in the browser using WebAssembly, web workers, and pure JavaScript.
What is pica?
Pica is a JavaScript library that resizes images in the browser with high quality and speed, avoiding pixelation. It automatically selects the best available browser technologies like WebAssembly, web workers, and createImageBitmap to optimize performance. The library solves the problem of client-side image processing for tasks like reducing upload sizes, generating thumbnails, and saving server resources.
Frontend developers and web application builders who need to process images on the client side, such as in photo upload interfaces, image editors, or content management systems.
Developers choose Pica for its combination of high-quality output, automatic performance optimization across browsers, and ease of integration without server dependencies. Its unique selling point is the intelligent autoselection of the fastest available browser APIs while maintaining sharp, professional-looking results.
Overview
Resize image in browser with high quality and high speed
Use Cases
Best For
- Reducing image upload sizes directly in the browser before sending to a server
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