KTX-Software
The official Khronos KTX library and tools include libktx, a general ktx CLI, JavaScript and WebAssembly packages, and Java bindings for reading, encoding, transcoding, and validating KTX2.
Why use it
Asset pipelines can standardize mipmaps, cubemaps, arrays, Basis Universal, and native block-compressed data in one container reused by OpenGL, Vulkan, and web runtimes.
Where it fits
Find engines, frameworks, code libraries, version control, and production automation.
What to check
A full source checkout requires Git LFS and components carry third-party notices; tune encoding against target GPU formats and visual quality rather than optimizing file size in isolation.