is a popular mood board tool for artists, but it has a hidden superpower: it can natively preview RTTEX files. While it is primarily a viewer, it allows you to copy the image data.
Newer tools are emerging that convert RTTEX directly to WebP for web use, or to TGA for VFX work. However, PNG remains the most requested output format due to its lossless compression and universal compatibility. rttex to png
: A repository containing an HTML-based converter interface that handles both RTTEX to PNG and the reverse. 3. For Developers (Programming Libraries) is a popular mood board tool for artists,
: Can use internal PNG or JPG compression but adds a custom header. Properties However, PNG remains the most requested output format
.rttex is a texture file format used by some game engines and rendering toolchains to store raster textures, often including multiple mipmap levels, compression, or metadata (wrap mode, format, color space). It’s not a universal standard — specifics vary by engine or tool that produced it.