Package atomicfile provides a mechanism (on Unix-like platforms) to present a consistent view of a file to separate processes even while the file is being written.

Package cap provides Linux capability utility.

Package epoch provides SOURCE_DATE_EPOCH utilities.

Package fifosync provides a pattern on Unix-like operating systems for synchronizing across processes using Unix FIFOs (named pipes).

Package filters defines a syntax and parser that can be used for the filtration of items across the containerd API.

Package gc experiments with providing central gc tooling to ensure deterministic resource removal within containerd.

Package identifiers provides common validation for identifiers and keys across containerd.

Package progress assists in displaying human readable progress information.