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System.ComponentModel.Annotations

NuGetv5.0.0

Provides attributes that are used to define metadata for objects used as data sources. Commonly Used Types: System.ComponentModel.DataAnnotations.ValidationResult System.ComponentModel.DataAnnotations.IValidatableObject System.ComponentModel.DataAnnotations.ValidationAttribute System.ComponentModel.DataAnnotations.RequiredAttribute System.ComponentModel.DataAnnotations.StringLengthAttribute System.ComponentModel.DataAnnotations.DisplayAttribute System.ComponentModel.DataAnnotations.RegularExpressionAttribute System.ComponentModel.DataAnnotations.DataTypeAttribute System.ComponentModel.DataAnnotations.RangeAttribute System.ComponentModel.DataAnnotations.KeyAttribute When using NuGet 3.x this package requires at least version 3.4.

Not recommended for new projects

No — System.ComponentModel.Annotations should not be adopted for new projects. Last published 2130 days ago. Pulls in 86 transitive packages (at least — some of the tree is still being crawled).

  • ?Adoption: grade ?, Not reported by this registry.

    No download data reported for this package yet.

  • FMaintenance: grade F, Failing.

    Last published 2130 days ago.

  • DWeight: grade D, Poor — a real concern.

    Pulls in 86 transitive packages (at least — some of the tree is still being crawled).

  • BSupply chain: grade B, Good.

    This package has a single maintainer (bus factor of 1).

  • ALicense: grade A, Excellent.

    MIT — permissive, with no copyleft found in the dependency tree.

Grades are computed deterministically from registry metadata collected by PackageGraph — downloads, dependents, publish dates, the resolved dependency tree, maintainer count, and declared licenses. No third-party scores are used.

Install cost

What you actually take on by adding System.ComponentModel.Annotations to a project.

2
Direct dependencies

Runtime packages this one declares itself.

86
Total installed

Distinct packages in the full runtime tree, deduplicated the way a package manager would.

6
Tree depth

Longest resolved dependency chain below this package.

Part of this dependency tree has not been crawled yet, so these figures are a lower bound rather than a final total.

Licenses in the dependency tree

MIT

Every license you inherit by installing System.ComponentModel.Annotations, not just its own. Check this before a legal review, not after.

Compatibility

.NET
No constraint declared

Dependencies

Declared by System.ComponentModel.Annotations v5.0.0. Runtime dependencies are installed with the package; dev dependencies are not.

Runtime (2)

NETStandard.Library [1.6.1, )System.ComponentModel [4.3.0, )

Used by

Popular packages that depend on System.ComponentModel.Annotations.

Microsoft.AspNetCore.Mvc.DataAnnotationsNuGet

ASP.NET Core MVC metadata and validation system using System.ComponentModel.DataAnnotations.

↓ 0/wk◈ 2 dependents

Relationship graph

Dependencies (left) and dependents (right) of System.ComponentModel.Annotations.

NETStandard.Libra…System.ComponentM…Microsoft.AspNetC…System.ComponentM…
System.ComponentModel.Annotations dependencies dependents

Frequently installed together

Microsoft.AspNetCore.Mvc.CoreNuGet

ASP.NET Core MVC core components. Contains common action result types, attribute routing, application model conventions, API explorer, application parts, filters, formatters, model binding, and more. Commonly used types: Microsoft.AspNetCore.Mvc.AreaAttribute Microsoft.AspNetCore.Mvc.BindAttribute Microsoft.AspNetCore.Mvc.ControllerBase Microsoft.AspNetCore.Mvc.FromBodyAttribute Microsoft.AspNetCore.Mvc.FromFormAttribute Microsoft.AspNetCore.Mvc.RequireHttpsAttribute Microsoft.AspNetCore.Mvc.RouteAttribute

↓ 0/wk◈ 5 dependents

Release history

No releases in the last two years, typically about 20 days apart.

Recent versions of System.ComponentModel.Annotations
VersionPublishedLicense
5.0.0latest5 years agoMIT
5.0.0-rc.2.20475.55 years agoMIT
5.0.0-rc.1.20451.146 years agoMIT
5.0.0-preview.8.20407.116 years agoMIT
5.0.0-preview.7.20364.116 years agoMIT
5.0.0-preview.6.20305.66 years agoMIT
5.0.0-preview.5.20278.16 years agoMIT
5.0.0-preview.4.20251.66 years agoMIT
5.0.0-preview.3.20214.66 years agoMIT
5.0.0-preview.2.20160.66 years agoMIT
5.0.0-preview.1.20120.56 years agoMIT
4.7.06 years agoMIT
4.7.0-preview3.19551.46 years agoMIT
4.7.0-preview2.19523.176 years agoMIT
4.7.0-preview1.19504.107 years agoMIT

Overview

System.ComponentModel.Annotations is an NuGet package that provides attributes that are used to define metadata for objects used as data sources. Commonly Used Types: System.ComponentModel.DataAnnotations.ValidationResult System.ComponentModel.DataAnnotations.IValidatableObject System.ComponentModel.DataAnnotations.ValidationAttribute System.ComponentModel.DataAnnotations.RequiredAttribute System.ComponentModel.DataAnnotations.StringLengthAttribute System.ComponentModel.DataAnnotations.DisplayAttribute System.ComponentModel.DataAnnotations.RegularExpressionAttribute System.ComponentModel.DataAnnotations.DataTypeAttribute System.ComponentModel.DataAnnotations.RangeAttribute System.ComponentModel.DataAnnotations.KeyAttribute When using NuGet 3.x this package requires at least version 3.4. It has 1 known dependents in the graph. The latest version is 5.0.0, released under the MIT license.

Who should use it

Teams working in the NuGet ecosystem who need provides attributes that are used to define metadata for objects used as data sources. Commonly Used Types: System.ComponentModel.DataAnnotations.ValidationResult System.ComponentModel.DataAnnotations.IValidatableObject System.ComponentModel.DataAnnotations.ValidationAttribute System.ComponentModel.DataAnnotations.RequiredAttribute System.ComponentModel.DataAnnotations.StringLengthAttribute System.ComponentModel.DataAnnotations.DisplayAttribute System.ComponentModel.DataAnnotations.RegularExpressionAttribute System.ComponentModel.DataAnnotations.DataTypeAttribute System.ComponentModel.DataAnnotations.RangeAttribute System.ComponentModel.DataAnnotations.KeyAttribute When using NuGet 3.x this package requires at least version 3.4 and value a focused solution.

When not to use it

Consider an alternative if you need to or if a more actively-maintained option better fits your NuGet stack.

Pros

  • Clear open-source license (MIT).
  • Lean dependency tree (2 direct dependencies).

Cons

  • No significant drawbacks detected from available metadata.

Auto-generated from collected registry metadata. No external claims are inferred.

Maintainers

Microsoft

Frequently asked questions

Should I use System.ComponentModel.Annotations?

No — System.ComponentModel.Annotations should not be adopted for new projects. Last published 2130 days ago. Pulls in 86 transitive packages (at least — some of the tree is still being crawled).

How do I install System.ComponentModel.Annotations?

Run `dotnet add package System.ComponentModel.Annotations` to add System.ComponentModel.Annotations to your NuGet project.

How many dependencies does System.ComponentModel.Annotations have?

System.ComponentModel.Annotations declares 2 direct dependencies and pulls in 86 packages in total once its runtime tree is resolved.

What license is System.ComponentModel.Annotations released under?

System.ComponentModel.Annotations is distributed under the MIT license.

How popular is System.ComponentModel.Annotations?

NuGet does not publish download counts. Within PackageGraph's crawl, 1 known packages depend on System.ComponentModel.Annotations.

Is System.ComponentModel.Annotations still maintained?

The most recent release of System.ComponentModel.Annotations (v5.0.0) was published 5 years ago.