PeanutButter.INI by: Davyd McColl

A basic INI file reader/writer class

Perfolizer by: Andrey Akinshin

Performance analysis toolkit

PInvoke.BCrypt by: Andrew Arnott

P/Invoke methods for the Windows BCrypt.dll.

PInvoke.Kernel32 by: Andrew Arnott

P/Invoke methods for the Windows Kernel32.dll.

PInvoke.NCrypt by: Andrew Arnott

P/Invoke methods for the Windows NCrypt.dll.

PInvoke.Windows.Core by: Andrew Arnott

P/Invoke types for common Windows APIs.

PolySharp by: Sergio Pedri

PolySharp provides generated, source-only polyfills for C# language features, to easily use all runtime-agnostic features downlevel

popper.js by: FezVrasta

A kickass library to manage your poppers

Portable.BouncyCastle by: Claire Novotny

BouncyCastle portable version with support for .NET 4, .NET Standard 2.0

Portable.System.DateTimeOnly by: Oleg Rakhmatulin

DateOnly and TimeOnly types for .NET versions before 6.0

Pragmastat by: Andrey Akinshin

Pragmatic Statistical Toolkit

ProjectStudio.Content by: ProjectStudio.Content

Package Description

PropertyChanged.Fody by: Simon Cropp

Add property notification to all classes that implement INotifyPropertyChanged.

PropertyTools by: PropertyTools

Package Description

protobuf-net by: Marc Gravell

Provides simple access to fast and efficient "Protocol Buffers" serialization from .NET applications

protobuf-net.Core by: Marc Gravell

The protobuf-net serialization engine and build-time tooling; most projects should reference protobuf-net, which adds the runtime type model

Protobuf.Text by: Kerry Jiang and other contributors

Text format support for google's protobuf C# library

RabbitMQ.Client by: Broadcom

The RabbitMQ .NET client is the official client library for C# (and, implicitly, other .NET languages)

Razorvine.Pickle by: Irmen de Jong

A feature complete pickle protocol implementation (Python's builtin serialization mechanism)

RBush by: viceroypenguin

Spatial Index data structure; used to make it easier to find data points on a two dimensional plane.