Only for their own hardware (RAPIDS, all the cuda libraries, etc.), which other companies like AMD have just forked and modified to work on their hardware keepi

Only for their own hardware (RAPIDS, all the cuda libraries, etc.), which other companies like AMD have just forked and modified to work on their hardware keeping the algorithms intact. NVIDIA contributes mostly to existing open source projects (LLVM, Linux kernel, Spark, etc.), see https://developer.nvidia.com/open-source https://developer.nvidia.com/open-source