python-renameat2 0.4.4 A Python wrapper (using CFFI) around Linux's renameat2 system call. With renameat2, you can atomically swap two files, choose if existing files are replaced, and create "whiteout" files for overlay filesystems. ErmineSI 1.0.0 ErmineSI is a platform that allows custom syscall handling. No need to kernel module, everything done in user space.