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.NET Fullstack • nuget

Best ASP.NET Core Packages

Cross-platform, high-performance .NET framework for modern web apps.

Rankings based on adoption rates from 77+ real ASP.NET Core projects on GitHub.

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77+
Projects Analyzed
28,124
Package Relationships
20
Top Packages

Top ASP.NET Core Packages by Adoption

Ranked by usage across 77+ real ASP.NET Core projects

1
newtonsoft.json
nuget
9676.5M
weekly
95%
adoption
2
system.text.json
nuget
6611.0M
weekly
88%
adoption
3
microsoft.extensions.hosting

How We Rank the Best ASP.NET Core Packages

PatternStack analyzes 77+ real ASP.NET Core projects on GitHub to determine which packages developers actually use in production. Unlike download counts or star counts alone, our rankings reflect co-occurrence patterns — which packages are used together in successful projects.

Each package is scored by adoption rate (how many ASP.NET Core projects include it), confidence (how consistently it appears with other popular packages), and health (whether it has known security vulnerabilities or is deprecated).

Packages with unpatched CVEs are automatically excluded from rankings. Data refreshes continuously as new projects are synced, so you always see what developers are choosing now, not what was popular years ago.

The top ASP.NET Core packages include newtonsoft.json (95% adoption), system.text.json (88%), and microsoft.extensions.hosting (87%). These form the core of most production ASP.NET Core stacks.

Choosing Packages for Your ASP.NET Core Project

When starting a new ASP.NET Core project, the package choices you make early on shape your entire architecture. PatternStack helps you make informed decisions by showing what combinations work well together, based on real project data.

Instead of relying on blog posts or opinions, you can see exactly what percentage ofASP.NET Core projects use each package and what they pair it with. This is especially valuable for choosing between alternatives — like deciding between ORMs, authentication libraries, or testing frameworks.

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Why PatternStack?

Open-Source Project Data

Rankings based on what real ASP.NET Core projects actually use in production—not opinions.

Security Filtered

Packages with known CVEs are automatically filtered out. Ship with confidence.

Always Fresh

Data updates continuously. See what's being adopted now, not what was popular years ago.

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© 2026 PatternStack. Community-driven package intelligence.

nuget
1711.0M
weekly
87%
adoption
4
system.diagnostics.diagnosticsource
nuget
10430.4M
weekly
84%
adoption
5
microsoft.extensions.logging
nuget
8289.5M
weekly
84%
adoption
6
microsoft.extensions.logging.abstractions
nuget
13265.9M
weekly
86%
adoption
7
microsoft.net.test.sdk
nuget
1994.0M
weekly
95%
adoption
8
google.protobuf
nuget
1565.0M
weekly
86%
adoption
9
opentelemetry.extensions.hosting
nuget
518.3M
weekly
86%
adoption
10
opentelemetry.exporter.opentelemetryprotocol
nuget
415.8M
weekly
86%
adoption
11
xunit.runner.visualstudio
nuget
1158.5M
weekly
95%
adoption
12
microsoft.extensions.logging.console
nuget
1898.0M
weekly
84%
adoption
13
microsoft.extensions.dependencyinjection
nuget
8357.7M
weekly
84%
adoption
14
grpc.tools
nuget
404.8M
weekly
86%
adoption
15
microsoft.extensions.configuration
nuget
7388.0M
weekly
87%
adoption
16
microsoft.extensions.configuration.json
nuget
3296.5M
weekly
84%
adoption
17
benchmarkdotnet
nuget
87.4M
weekly
88%
adoption
18
microsoft.entityframeworkcore.inmemory
nuget
503.2M
weekly
89%
adoption
19
system.net.http
nuget
3675.1M
weekly
84%
adoption
20
microsoft.extensions.http
nuget
2788.5M
weekly
88%
adoption

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