JetBrains.Annotations 2025.2.4

JetBrains ReSharper Annotations

ReSharper Annotations help reduce false positive warnings, explicitly declare purity and nullability in your code, deal with implicit usages of types and members, support special semantics of the APIs in ASP.NET and XAML frameworks and otherwise increase the accuracy of the code inspections in JetBrains .NET IDEs.

Available on nuget.org as an ordinary compiled nuget package and a source-code only package.

official JetBrains project

Showing the top 20 packages that depend on JetBrains.Annotations.

Packages Downloads
Ardalis.GuardClauses
A simple package by @ardalis and @nimblepros with guard clause helper methods. See docs for how to extend using your own extension methods defined in your project.
228
Elsa.Workflows.Runtime
Provides workflow runtime functionality.
18
Elsa.Studio
Elsa Studio bundle of commonly used packages.
17
Abp
Abp
17
Elsa.Workflows.Api
Provides API endpoints for client applications such as the Elsa Designer web component.
16
Elsa.Scheduling
Provides scheduling activities such as Timer, Delay and StartAt.
16
Abp
Abp
16
Volo.Abp.Core
Package Description
16
Elsa.Studio.Core
Core Elsa Studio services.
15
Elsa.Scheduling
Provides scheduling activities such as Timer, Delay and StartAt.
15
Elsa.Labels
Provides funtionality to tag workflows with labels and filter by them.
15
Abp
Abp
15
Elsa.Studio.Workflows
Adds workflow management to the studio.
14
Elsa.Studio.Shared
Elsa Studio shared services and components.
14
Elsa.Studio.Dashboard
Adds a dashboard page to the studio.
14
Elsa.Studio.Core
Core Elsa Studio services.
14
Elsa.Studio.Shell
Elsa Studio application shell.
14

• Added Microsoft Authenticode code signing for binaries. • New `JetBrains.Annotations.Sources` package introduced as an alternative way to embed JetBrains.Annotations into your C# projects without binary package dependency. All annotation types declared as `internal` and marked with `[Embedded]` and `[GeneratedCode]` attribute. • Added `DefaultEqualityUsageAttribute` for equality members usage analysis. • `MustDisposeResourceAttribute` is now allowed on struct types. • Added the ability to specify the description for UsedImplicitlyAttribute (new 'Reason' property). • Added `CqrsCommandAttribute`, `CqrsQueryAttribute`, `CqrsCommandHandlerAttribute`, `CqrsQueryHandlerAttribute` and `CqrsExcludeFromAnalysisAttribute` to support CQRS analyzes of naming and adherence to the pattern. • Package icon updated.

.NET Framework 2.0

  • No dependencies.

.NETPortable 4.0

  • No dependencies.

.NET Standard 1.0

.NET Standard 2.0

  • No dependencies.

Version Downloads Last updated
2025.2.4 1 11/30/2025
2025.2.2 6 11/24/2025
2025.2.1 5 9/3/2025
2025.2.0 6 8/11/2025
2025.1.0-eap1 9 3/5/2025
2024.3.0 10 3/5/2025
2024.3.0-eap1 10 3/5/2025
2024.2.0 8 3/5/2025
2024.2.0-eap1 10 3/5/2025
2023.3.0 9 1/21/2024
2023.3.0-eap4 8 3/5/2025
2023.3.0-eap3 5 3/5/2025
2023.2.0 13 3/5/2025
2023.2.0-eap3 8 3/5/2025
2023.2.0-eap2 6 3/5/2025
2023.2.0-eap1 5 3/5/2025
2022.3.1 9 3/5/2025
2022.1.0 9 3/5/2025
2022.1.0-eap3 9 3/5/2025
2022.1.0-eap2 9 3/5/2025
2021.3.0 10 3/5/2025
2021.3.0-eap5 10 3/5/2025
2021.3.0-eap4 6 3/5/2025
2021.3.0-eap3 8 3/5/2025
2021.2.0 8 6/25/2023
2021.2.0-eap3 9 3/5/2025
2021.2.0-eap2 11 3/5/2025
2021.1.0 9 3/5/2025
2021.1.0-eap01 8 3/5/2025
2020.3.0 7 3/5/2025
2020.1.0 8 3/5/2025
2019.1.3 10 3/5/2025
2019.1.2 9 3/5/2025
2019.1.1 10 3/5/2025
2018.3.0 10 3/5/2025
2018.2.1 9 3/5/2025
11.1.0 7 3/6/2025
11.0.0 9 3/6/2025
10.4.0 8 3/6/2025
10.3.0 10 3/6/2025
10.2.1 10 3/6/2025
10.2.0 12 3/6/2025
10.1.5 10 3/6/2025
10.1.4 11 3/6/2025
10.0.0 9 3/6/2025
9.2.0 7 3/7/2025
9.1.2 9 3/7/2025
9.1.1 6 3/7/2025
8.0.5 10 3/7/2025
8.0.4 8 3/7/2025
8.0.3 10 3/7/2025
7.0.0 10 3/7/2025
6.1.0 12 3/7/2025