System.IO.Packaging is a .NET library for working with Open Packaging Conventions (OPC) packages such as Office files, but none of the candidate sources describe it directly. The candidates below are Python and general packaging tools whose pages do not show that they provide the .NET System.IO.Packaging API, so the request may be a .NET question that this index cannot answer from these sources.
A question back: Do you mean the .NET System.IO.Packaging API (for example, to read or write Office Open XML files in C#), or a Python or other packaging tool?
For agents: the 10 actions behind this answer
packaging · uv-build verified and signed
docker-sandboxes-kits · docker-sandboxes-kits verified and signed
Use this skill when authoring, validating, packaging, signing, or composing a Docker Sandboxes kit `spec.yaml` (`sbx kit add/inspect/pack/pull/push/sign/validate/verify`), even if the user just says they want to "add a tool to a sandbox agent", "build a reusable sandbox extension", "publish a kit to
· aio-libs Aiobotocore website read, tools not yet checked
package · setuptools verified and signed
packaging · hatchling verified and signed
· PyPA documentation Packaging website read, tools not yet checked
packaging · hatch verified and signed
classifiers · trove-classifiers verified and signed
packaging · poetry-core verified and signed
packaging · pip-tools verified and signed
Labels are the instruments' verdict and are never changed by ranking. Agents and robots get this same answer as JSON at /api/v1/find?q=…&answer=1 and through the MCP server.