nissl-lab/npoi

npoi

✅ Recently maintained

a .NET library that can read/write Office formats without Microsoft Office installed. No COM+, no interop.

6,208Stars
1,497Forks
+37-day stars

C# · Apache-2.0 · Last push 2026-11-01

Official repository & installation ↗
excelbiffopenxmlwordpoidotnetcoreoffice-file-api

GitValue · Value evidence

Unscored · Evidence coverage 0%

Provisional rubric; documentation and runtime testing are separate. Missing evidence does not imply low value.

Star history

2025-09-292026-11-02
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Get the project

git clone https://github.com/nissl-lab/npoi.git

Cloning downloads the source. For dependencies and installation, follow the project README.

Related projects & alternative candidates

Related domains do not imply feature parity. Review official documentation and licenses.