Altinn.App.Core 8.12.2

There is a newer version of this package available.
See the version list below for details.

dotnet add package Altinn.App.Core --version 8.12.2

NuGet\Install-Package Altinn.App.Core -Version 8.12.2

This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.

<PackageReference Include="Altinn.App.Core" Version="8.12.2" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

<PackageVersion Include="Altinn.App.Core" Version="8.12.2" />
                    

                            Directory.Packages.props

<PackageReference Include="Altinn.App.Core" />
                    

                            Project file

For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.

paket add Altinn.App.Core --version 8.12.2

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: Altinn.App.Core, 8.12.2"

#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.

#:package Altinn.App.Core@8.12.2

#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.

#addin nuget:?package=Altinn.App.Core&version=8.12.2
                    

                            Install as a Cake Addin

#tool nuget:?package=Altinn.App.Core&version=8.12.2
                    

                            Install as a Cake Tool

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

<br/>

Altinn.App .NET libraries

Altinn.App .NET libraries for apps running on Altinn 3, part of the Altinn Studio product.

These libraries support the runtime of Altinn apps by

Exposing APIs used by service owners and the frontend (app-frontend-react) of an Altinn app
Exposing abstractions to interact with features of Altinn Studio and Altinn 3 Platform services

Contributing

See /CONTRIBUTING.md.

Documentation

Documentation on how to develop Altinn apps can be found here.

Architecture

This template is built using .NET

The below diagram shows the different layers.

Template

Product	Compatible and additional computed target framework versions.
.NET	net8.0 is compatible. net8.0-android was computed. net8.0-browser was computed. net8.0-ios was computed. net8.0-maccatalyst was computed. net8.0-macos was computed. net8.0-tvos was computed. net8.0-windows was computed. net9.0 was computed. net9.0-android was computed. net9.0-browser was computed. net9.0-ios was computed. net9.0-maccatalyst was computed. net9.0-macos was computed. net9.0-tvos was computed. net9.0-windows was computed. net10.0 was computed. net10.0-android was computed. net10.0-browser was computed. net10.0-ios was computed. net10.0-maccatalyst was computed. net10.0-macos was computed. net10.0-tvos was computed. net10.0-windows was computed.

Product

.NET

Compatible target framework(s)

Included target framework(s) (in package)

Learn more about Target Frameworks and .NET Standard.

net8.0
- Altinn.ApiClients.Maskinporten (>= 10.0.1)
- Altinn.Common.AccessTokenClient (>= 1.1.5)
- Altinn.Common.EFormidlingClient (>= 1.3.3)
- Altinn.Common.PEP (>= 4.2.3)
- Altinn.Platform.Models (>= 1.6.1)
- Altinn.Platform.Storage.Interface (>= 4.7.1)
- JsonPatch.Net (>= 4.0.1)
- JWTCookieAuthentication (>= 3.0.1)
- Microsoft.ApplicationInsights.AspNetCore (>= 2.23.0)
- Microsoft.Extensions.Caching.Hybrid (>= 10.6.0)
- Microsoft.FeatureManagement.AspNetCore (>= 4.5.0)
- Microsoft.IdentityModel.Protocols.OpenIdConnect (>= 8.18.0)
- Microsoft.Rest.ClientRuntime (>= 2.3.24)
- Microsoft.Rest.ClientRuntime.Azure (>= 3.3.19)
- Newtonsoft.Json (>= 13.0.4)
- OpenTelemetry.Api (>= 1.15.3)
- System.Text.RegularExpressions (>= 4.3.1)

NuGet packages (13)

Showing the top 5 NuGet packages that depend on Altinn.App.Core:

Package	Downloads
Altinn.App.Api This class library holds all the API controllers used by a standard Altinn 3 App.	403.1K
Altinn.Codelists This class library holds extra codelists for Altinn Studio apps.	23.9K
PsA3Forms Package Description	21.5K
Ft.Datafangst.Utils Package Description	15.8K
mattilsynet.foniks.altinn.common Felles funksjonalitet for altinnskjemaer	12.7K

GitHub repositories (1)

Showing the top 1 popular GitHub repositories that depend on Altinn.App.Core:

Repository	Stars
Altinn/altinn-studio Next generation open source Altinn platform and applications.	163

Version	Downloads	Last Updated
8.12.3	151	5/29/2026
8.12.2	105	5/29/2026
8.12.1	407	5/20/2026
8.12.0	1,164	4/29/2026
8.12.0-preview.1	81	4/22/2026
8.11.5	151	5/19/2026
8.11.4	178	4/29/2026
8.11.3	1,158	4/9/2026
8.11.2	642	3/25/2026
8.11.1	253	3/24/2026
8.11.0	453	3/23/2026
8.11.0-rc.3	79	3/18/2026
8.11.0-rc.2	120	3/18/2026
8.11.0-preview.1	91	2/25/2026
8.10.5	727	3/13/2026
8.10.4	248	3/13/2026
8.10.3	1,241	3/5/2026
8.10.2	887	2/25/2026
8.10.1	1,166	2/23/2026

Release notes look best on GitHub: https://github.com/Altinn/app-lib-dotnet/releases/tag/v8.12.2

## What's Changed
### New Features 🎉
* feat(telemetry): add spans inside the process next lock window by @vxkc in https://github.com/Altinn/app-lib-dotnet/pull/1762
* Interface for validating instance copy by @olavsorl in https://github.com/Altinn/app-lib-dotnet/pull/1755
* feat: Move task data cleanup responsibility to Storage by @danielskovli in https://github.com/Altinn/app-lib-dotnet/pull/1750
* feat: add heic and heif mimes to helper by @HauklandJ in https://github.com/Altinn/app-lib-dotnet/pull/1783
### Bugfixes 🐛
* Move env disabled check before eformidling service null check. by @bjorntore in https://github.com/Altinn/app-lib-dotnet/pull/1760
* fix: root app request traces from service registration by @martinothamar-agent in https://github.com/Altinn/app-lib-dotnet/pull/1782
### Dependency Upgrades 📦
* chore(deps): pin dependencies by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1730
* Update Microsoft.OpenApi to version 2 by @ivarne in https://github.com/Altinn/app-lib-dotnet/pull/1766
* chore(deps): update actions/github-script action to v9 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1733
* chore(deps): update github-actions non-major dependencies (patch) by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1731
* chore(deps): update actions/upload-artifact action to v7 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1738
* chore(deps): update nuget non-major dependencies (patch) by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1737
* chore(deps): update nuget non-major dependencies (minor) by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1743
* chore(deps): update dependency minver-cli to v7 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1768
* chore(deps): update github/codeql-action action to v3.36.0 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1767
* chore(deps): update dependency coverlet.collector to v10 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1770
* chore(deps): update dependency system.formats.asn1 to v10 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1776
* chore(deps): update dependency minver to v7 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1775
* Update a few testing dependencies by @ivarne in https://github.com/Altinn/app-lib-dotnet/pull/1781
* chore(deps): update github/codeql-action action to v4 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1778
* chore(deps): update marocchino/sticky-pull-request-comment action to v3 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1779
* chore(deps): update peter-evans/create-or-update-comment action to v5 by @renovate[bot] in https://github.com/Altinn/app-lib-dotnet/pull/1780
### Other Changes
* refactor: change InstanceLocker from scoped to singleton service by @vxkc in https://github.com/Altinn/app-lib-dotnet/pull/1746
* Go a few steps further in unifying IInstanceDataAccessor and LayoutEvaluatorState by @ivarne in https://github.com/Altinn/app-lib-dotnet/pull/1747
* Deprecate sender and use get binary data stream by @MagnusHAa in https://github.com/Altinn/app-lib-dotnet/pull/1772
**Full Changelog**: https://github.com/Altinn/app-lib-dotnet/compare/v8.12.1...v8.12.2