IS-1one URL in. every format out.
ImageScaler
Self-hosted image transformation at CDN speed. Signed URLs, resize, crop and modern formats from your own servers — with montages, responsive srcset art direction, web components, USD and MaterialX 3D pipelines with OpenColorIO LUTs, and built-in CDN proxying and load balancing. Built to replace a paid image CDN with hardware you control.
- Status
- In production
- Year
- 2026
- Transforms
- Resize, crop, WebP / AVIF / HEIC
- 3D
- USD · MaterialX · OpenColorIO LUTs · deep EXR/TX
- Delivery
- CDN proxying, load balancing, signed URLs
The pipeline
highlights
- signed transform URLs served from an NGINX LRU cache in under 10 ms
- montages, turntables and responsive srcset with art direction
- web components — is-imgset, is-picture, is-montage — plus React and Next.js server rendering
- USD and MaterialX 3D pipelines with OpenColorIO 3D LUT cubes, multiformat conversion, upscaling and deep EXR/TX
- built-in CDN proxying and high-performance load balancing
specifications
- status
- in production
- transformations
- resize, crop, format: WebP, AVIF, HEIC
- montage
- grids, strips and turntables
- responsive
- srcset generation, prewarm and cache purge
- 3d
- USD, MaterialX, OpenColorIO LUTs, deep EXR/TX
- delivery
- CDN proxying and load balancing, signed URLs
github.com/klh/vmss-imagescaler · Enquiries: [email protected]