IMAGE TO .KTX2

Drag and drop images here

or click to browse

"Maximum recommended resolution: 4K (8K supported with Zstandard enabled).

For 16K+ textures, please use the CLI tool to prevent browser memory limits."

Some 8k images can also be converted without Zstd, do try your luck; }

Compression Format

ETC1S Best for small file size, general web textures

UASTC High quality, required for Skyboxes & Normal Maps

Enable Zstandard (Zstd) Supercompression Generate Mipmaps

Pre-process Rotation

Flip Horizontal (X) Flip Vertical (Y)

Browser conversion is CPU-limited (Slower)

Tip: For faster speed and bulk processing, download the official Basis Universal CLI and run it in terminal. Conversion is slow in this site, so go make yourself a coffe.

Quick Presets

.KTX2 Viewer

Drop a .ktx2 file here

UI constructed with Tailwind CSS and Three.js.