[milestone-changelog] [13.3] Change log

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Last updated: 2026-04-25 07:33 UTC
PRs analyzed through: 2026-04-25 07:33 UTC

Table of Contents

• 🚧 AppHost
• ⌨️ CLI
• 📊 Dashboard
• 🧩 Extensions
• 🔌 Integrations
• 🔍 Service Discovery
• 📄 Templates

What's New

• 2026-4-24 — Extensions new features - Launch Configuration Environment Support (Add env support to Aspire debug launch configuration #16449)
• 2026-4-23 — AppHost new features - BeforeStart Pipeline Steps (Add support for BeforeStart Pipeline steps #13780)
• 2026-4-23 — AppHost new features - Privileged Docker Compose Publishing (Add 'privileged' flag for docker-compose publishing #16075)
• 2026-4-22 — AppHost new features - Alternative TypeScript AppHost Toolchains (Support alternative TypeScript AppHost toolchains #16162)
• 2026-4-22 — AppHost new features - Docker Compose Polyglot API Exposure (Expose missing Docker Compose polyglot APIs #16364)
• 2026-4-21 — Dashboard new features - Dashboard Telemetry API by Default (Enable dashboard telemetry API by default with ApiKey auth and login token exchange #16326)
• 2026-4-20 — Integrations new features - Azure Front Door Hosting Integration (Add Azure Front Door hosting integration #16137)
• 2026-4-20 — AppHost new features - AKS System Node Pool Customization (Add WithSystemNodePool() to customize AKS system node pool VM size #16312)

🚧 AppHost

16 new features, 12 improvements, 7 bug fixes

App Host new features

• 🔄 Application-level Event Subscription Helpers
  Extension methods on IDistributedApplicationBuilder for subscribing to application lifecycle events, making event wiring more concise alongside the existing IDistributedApplicationEventingSubscriber pattern.
  Changes: Extension methods on IDistributedApplicationBuilder for subscribing to application level events. #14119
  📝 Documentation required

• ⎄ AKS System Node Pool Customization
  WithSystemNodePool() on AzureKubernetesEnvironmentResource lets you customize the VM size for the AKS system node pool.
  Changes: Add WithSystemNodePool() to customize AKS system node pool VM size #16312

• ☁️ Alternative TypeScript AppHost Toolchains
  TypeScript AppHosts can now use alternative package managers and runtimes (such as bun) beyond the default npm/node toolchain.
  Changes: Support alternative TypeScript AppHost toolchains #16162

• 🎯 Azure Kubernetes Service (AKS) Hosting Support
  New Aspire.Hosting.Azure.Kubernetes package with AddAzureKubernetesEnvironment() — provisions AKS clusters and configures workload identity, monitoring, and networking via Bicep.
  Changes: Add Azure Kubernetes Service (AKS) hosting support #16088
  📝 Documentation required

• 🌱 ASPIRE_ENVIRONMENT Environment Variable
  DistributedApplicationBuilder now reads the ASPIRE_ENVIRONMENT environment variable to configure the environment name, enabling environment-specific behaviors without code changes.
  Changes: Read ASPIRE_ENVIRONMENT in DistributedApplicationBuilder #16098

• 🏗️ BeforeStart Pipeline Steps
  Support for dependency-ordered BeforeStart pipeline steps lets you reliably control initialization order (e.g., run custom steps before Azure resource provisioning).
  Changes: Add support for BeforeStart Pipeline steps #13780
  📝 Documentation required

• 🐳 Docker Compose Podman Support
  First-class Podman support for Docker Compose deploy and a new unified IContainerRuntimeResolver that auto-detects the best available container runtime. aspire doctor now shows all runtimes with status and explains which is active.
  Changes: Add Podman support for Docker Compose deploy and unify container runtime abstraction #16074
  ⚠️ Breaking change
  📝 Documentation required

• 🚩 Docker Compose Polyglot API Exposure
  Previously internal Docker Compose APIs are now exported to TypeScript AppHosts, enabling polyglot AppHosts to leverage the full Docker Compose deployment feature set.
  Changes: Expose missing Docker Compose polyglot APIs #16364

• 🔐 Endpoint Filtering from Default Reference Set
  New IsDefaultReferenceEndpoint property on EndpointAnnotation excludes management/health endpoints from the default WithReference set. Keycloak management, CosmosDB emulator health, EventHubs emulator health, and ServiceBus emulator health endpoints are now excluded by default.
  Changes: Allow filtering endpoints from the default reference set #15558
  ⚠️ Breaking change
  📝 Documentation required

• ☕ Java Polyglot AppHost Parity
  Java language support for polyglot AppHosts, bringing Java AppHost capabilities in line with TypeScript and other supported languages.
  Changes: Add Java polyglot AppHost parity #15470
  📝 Documentation required

• 🟡 JavaScript Publish Methods and AddNextJsApp
  New publish methods for JavaScript apps: AddNextJsApp (with standalone Next.js Dockerfile validation), PublishAsStaticWebsite (YARP-based static hosting with optional API proxy), PublishAsNodeServer, and PublishAsNpmScript. All are marked [Experimental].
  Changes: Add JavaScript publish methods, AddNextJsApp, and switch to YARP #15736
  📝 Documentation required

• ⎈ Kubernetes Deployment with Helm Engine
  End-to-end aspire deploy support for Kubernetes via an annotation-driven engine with Helm as the default. Configure namespace, release name, and chart version on AddKubernetesEnvironment().
  Changes: Add Kubernetes deploy pipeline with Helm engine #15723
  📝 Documentation required

• 📝 Logger in ExecuteCommandContext
  ExecuteCommandContext now exposes an ILogger so resource command handlers can write diagnostic output.
  Changes: Add Logger property to ExecuteCommandContext #15678

• 🐳 Privileged Docker Compose Publishing
  Adds a 'privileged' flag to Docker Compose publish resources for containers that require elevated permissions.
  Changes: Add 'privileged' flag for docker-compose publishing #16075

• 📊 Resource Command Result Support
  Resource commands can now return structured result data (text, JSON, or markdown). Results are displayed in the Dashboard's text visualizer and written to stdout in the CLI, enabling clean piping (e.g., aspire resource myResource generate-token | jq .token).
  Changes: Add command result support for resource commands #15622, Add HTTP command result support for AppHost HTTP commands #15664
  📝 Documentation required

• 🔧 F# and VB Project Upgrade Support
  aspire add now supports upgrading F# and Visual Basic projects to include Aspire service defaults.
  Changes: Support upgrading F# and VB projects #15799

App Host improvements

• 📋 ACA Custom Domain Support for Polyglot
  TypeScript AppHosts can now configure custom domains for Azure Container Apps resources.
  Changes: Add polyglot ACA custom domain support #15811

• 🔄 ATS Pipeline Parity for Polyglot
  TypeScript AppHosts now support the same ATS pipeline capabilities as C# AppHosts, ensuring feature parity.
  Changes: Add ATS pipeline parity for polyglot AppHosts #15826

• 🔧 Dockerfile Builder APIs for Polyglot
  Exposes Dockerfile builder APIs to TypeScript AppHosts for custom container image configuration.
  Changes: Expose Dockerfile builder APIs to polyglot apphosts #15867

• 🔄 Export Remaining ATS Aspire.Hosting APIs
  Additional Aspire.Hosting APIs are now exported for TypeScript ATS AppHosts.
  Changes: Export remaining ATS Aspire.Hosting APIs #16227

• 🌐 HTTPS Upgrade for Azure App Service
  HTTP endpoints are automatically upgraded to HTTPS when publishing to Azure App Service.
  Changes: Upgrade HTTP endpoints to HTTPS in Azure App Service #16060

• 🔒 macOS Dev Certificate Pre-export
  The development certificate is pre-exported to the Aspire cache on macOS, avoiding repeated keychain access prompts.
  Changes: Pre-export dev certificate to Aspire cache to avoid macOS keychain prompts #16282

• 🗺️ AKS VM Size Region Coverage
  GenVmSizes now queries all Azure regions to provide a comprehensive list of available VM sizes for AKS node pools.
  Changes: Update GenVmSizes to query all Azure regions for comprehensive VM size list #16313

• 🖼️ Polyglot withImagePushOptions
  TypeScript AppHosts can now configure container registry push options (e.g., registry authentication) via withImagePushOptions.
  Changes: Add polyglot withImagePushOptions support #15809

• 🔄 Polyglot withEnvironment Unified
  TypeScript withEnvironment exports are consolidated to provide a consistent API surface across polyglot AppHosts.
  Changes: Unify ATS withEnvironment exports #15649

• 🌐 Service Reference Endpoint Callbacks
  Endpoint callback exports are now available for TypeScript AppHosts, enabling custom service wiring based on endpoint information.
  Changes: Add polyglot endpoint callback exports #15856

• 🔄 WithEndpoint Updates Instead of Throwing
  WithEndpoint now updates an existing endpoint with the same name instead of throwing, making it easier to customize endpoints defined by resources.
  Changes: Make WithEndpoint update existing endpoints instead of throwing #16039

• 📦 Ignore Node Engines Field in Dockerfiles
  package.json engines.node fields are now ignored when generating Dockerfiles, preferring explicit Node.js version configuration.
  Changes: Ignore package.json engines.node when generating Dockerfiles #16295
  ⚠️ Breaking change

App Host bug fixes

• 🐛 Fix Azure Functions / Class Library Regressions
  Fixes 13.2 regressions affecting IDE execution for Azure Functions and class library projects.
  Changes: Fix 13.2 IDE execution regressions for Azure Functions and class library projects #15714

• 🐛 Fix Durable Task Scheduler ATS Export Annotations
  Corrects annotation handling for Durable Task Scheduler TypeScript exports.
  Changes: Fix Durable Task Scheduler ATS export annotations #15684

• 🐛 Fix Foundry Hosted Agent HTTP Endpoints
  Fixes HTTP endpoint configuration for Foundry hosted agents.
  Changes: Fixes Foundry Hosted Agents HTTP endpoints #16130

• 🐛 Fix Next.js Standalone Dockerfile Cache Permissions
  Corrects file permission issues in Next.js standalone Docker image cache layers.
  Changes: Fix Next.js standalone Dockerfile cache permissions #16290

• 🐛 Fix OTLP Endpoint Resolution in Isolated Mode
  Resolves incorrect OTLP endpoint resolution when running in isolated mode.
  Changes: Fix OTLP endpoint resolution in isolated mode #16367

• 🐛 Fix TypeScript Codegen Promise Resolution
  Auto-resolves promises in TypeScript codegen to prevent silent RPC drops in generated code.
  Changes: Auto-resolve promises in TypeScript codegen to prevent silent RPC drops #15901, Fix TypeScript codegen typing for reusable packages #15631

• 🐛 Fix TypeScript AppHost Publish Output Path
  The default publish output path for TypeScript AppHosts is now correctly set.
  Changes: Fix default publish output path for TypeScript AppHosts #16157

⌨️ CLI

7 new features, 17 improvements, 7 bug fixes

CLI new features

• 🔑 API Key and Dashboard URL Options
  --dashboard-url and --api-key options added to aspire otel and aspire agent mcp. Pass the dashboard login URL and the CLI will automatically exchange the browser token for an API key.
  Changes: Add --dashboard-url and --api-key options to aspire agent mcp and aspire otel commands #15595
  📝 Documentation required

• 🖥️ aspire dashboard Command
  New aspire dashboard command launches the standalone Aspire Dashboard for use with any OTLP-sending application, not just Aspire-managed AppHosts.
  Changes: Add aspire dashboard CLI command #15607
  📝 Documentation required

• 📚 aspire docs api Sub-commands
  aspire docs api <member> exposes the aspire.dev API reference material directly from the CLI for quick lookup during development.
  Changes: Add aspire docs api * sub-commands to expose aspire.dev reference material #15814

• 💣 aspire destroy Command
  New aspire destroy tears down previously deployed Aspire environments. Supports Azure (ACA/App Service), Docker Compose, and Kubernetes (Helm). Use --yes/-y to skip confirmation prompts.
  Changes: Add aspire destroy command for tearing down deployed environments #16097
  📝 Documentation required

• 📋 aspire do --list-steps Flag
  aspire do --list-steps lists all available pipeline steps without executing them, useful for understanding what a deployment would do.
  Changes: Add --list-steps flag to aspire do command #16085

• 📍 CLI Default Path Detection
  The CLI is now automatically found at default install paths even when not on PATH, improving discoverability on fresh installations.
  Changes: Detect CLI at default install paths when not on PATH #14545

• 🤫 Non-interactive CLI Mode (PromptBinding)
  Infrastructure for PromptBinding enables the CLI to run in fully non-interactive mode, with answers to prompts provided programmatically — useful for scripting and CI automation.
  Changes: Add PromptBinding infrastructure for non-interactive CLI mode #16235
  📝 Documentation required

CLI improvements

• 🎨 ANSI Colors for CLI Emoji
  CLI emoji now render with appropriate ANSI text colors on color-capable terminals, with graceful fallback on monochrome terminals.
  Changes: Add ANSI text colors to CLI emoji for monochrome terminal rendering #16089, Use emoji in ConsoleActivityLogger summary and localize strings #16084

• 🌐 Azure Portal Links in Deploy Summaries
  Deployment summaries now include clickable links to the Azure portal for deployed resources.
  Changes: Add Azure portal links to deploy summaries #16142

• 🔗 Clickable Dashboard Hyperlinks in Telemetry Commands
  Dashboard URLs in aspire otel logs and aspire otel spans output are rendered as clickable terminal hyperlinks.
  Changes: Add clickable dashboard hyperlinks to CLI telemetry commands #16079

• 🔄 Deduplicate Paths in aspire ps
  aspire ps output disambiguates projects with duplicate file paths.
  Changes: Disambiguate duplicate paths in aspire ps output #16199

• 📊 Enhanced Deployment Rendering
  Deployment progress display shows improved symbol rendering, log-level helpers, and better multi-step scenarios.
  Changes: Improve CLI deployment rendering: symbol fixes, log level helper, render scenarios #16080

• 🔒 Hide Hidden Resources by Default
  aspire describe, aspire logs, and aspire export now hide DCP-internal hidden resources by default. Use --include-hidden to see them.
  Changes: CLI: Hide hidden resources by default in describe/logs/export, add --include-hidden option #16146

• 🔑 Login Token in aspire ps
  aspire ps now includes the dashboard login token/URL, making it easy to access a running app's dashboard.
  Changes: Add token for Dashboard url when running aspire ps #16165

• 📝 Markdig for CLI Docs Rendering
  The aspire docs command now uses Markdig for richer terminal markdown rendering.
  Changes: Use Markdig for Aspire CLI docs rendering #16342

• 💤 NodeJs Hosting Deprecated in CLI
  Aspire.Hosting.NodeJs is now marked as deprecated in CLI integration listings, directing users to the JavaScript-specific integrations.
  Changes: Deprecate Aspire.Hosting.NodeJs in CLI integration listings #15677

• 🔍 Surface Build Output on Failure
  Build output from Docker, Podman, and dotnet publish is now surfaced in the CLI when a build fails, making it easier to diagnose deployment issues.
  Changes: Surface build output on failure for Docker, Podman, and dotnet publish #16093, Surface process output on failure #16303

• 📋 Staging Channel Auto-enable
  When a channel is set to staging, it is automatically enabled so users get preview builds without additional configuration.
  Changes: Auto-enable staging channel when channel is set to staging #15422

• 🔧 Telemetry Activity for App Host Run
  Telemetry activity spans are added for the app host run lifecycle in the CLI, improving observability of CLI operations.
  Changes: Add telemetry activity for running app host in CLI #16346

• 📛 Rename Describe Endpoints Column to URLs
  The endpoints column in aspire describe output is now labeled URLs.
  Changes: Rename describe endpoints column to URLs #16144

• 📋 SDK Dump Cleanup
  aspire sdk dump now filters out internal Aspire.Hosting bits, showing only user-relevant SDK information.
  Changes: Filter Aspire.Hosting bits out of sdk dump command #15291

• 🔄 Improved Debug Logging Defaults
  CLI debug logging defaults are improved so diagnostic output is more useful and less noisy.
  Changes: Improve CLI debug logging defaults #15800, Reduce CLI diagnostic log noise and improve process logging #15956

• 📦 NuGet Cache Excluded from Project Search
  The project locator now skips the NuGet package cache directory, preventing false matches when finding AppHost projects.
  Changes: Exclude NuGet cache from project file search in ProjectLocator #15388

• 🌐 URL Output with Spectre.Console Links
  URLs in CLI output are now rendered as Spectre.Console links, enabling clickable hyperlinks in supported terminals.
  Changes: Use Spectre.Console link markup for CLI URL output #15573

CLI bug fixes

• 🐛 Fix aspire stop Container Cleanup
  aspire stop now correctly cleans up application containers that were still running after stop.
  Changes: Fix issue 15806 ("aspire stop" is not cleaning up application containers) #16006

• 🐛 Fix aspire start --format json Restart Output
  Restart events are now correctly emitted in JSON format when using aspire start --format json.
  Changes: Fix aspire start --format json restart output #16228

• 🐛 Fix aspire wait for JSON Resource Names
  aspire wait now correctly identifies resources when their names are emitted via JSON output.
  Changes: Fix aspire wait for JSON-emitted resource names #16224

• 🐛 Fix ANSI Leaks in Plain Text Output
  ANSI escape codes no longer appear in plain log output and telemetry text on non-ANSI terminals.
  Changes: Fix ANSI leaks in plain logs and telemetry output #16225

• 🐛 Fix aspire-managed.exe Bundle Extraction
  The aspire-managed bundle no longer crashes on Windows when aspire-managed.exe is locked by another process.
  Changes: Fix bundle extraction crash when aspire-managed.exe is locked #15790

• 🐛 Fix Config Boolean Handling
  Config reads of boolean values no longer crash; incorrect type encoding on write is also corrected.
  Changes: [main] Fix config boolean handling: crash on read, wrong types on write #15638

• 🐛 Fix describe --follow Disconnects
  aspire describe --follow now handles server disconnects gracefully.
  Changes: Handle describe --follow disconnects #16271

📊 Dashboard

2 new features, 7 improvements, 5 bug fixes

Dashboard new features

• 🔔 Notification Center
  A bell icon in the Dashboard header opens a notification panel showing command execution history (start, stop, restart, rebuild results) with timestamps, intent-based styling, and "View response" actions.
  Changes: Add notification center, command response message, and markdown support to Dashboard #15906
  📝 Documentation required

• 🔑 Dashboard Telemetry API by Default
  The Dashboard telemetry API is now enabled by default with auto-generated API key authentication. When using aspire otel commands, paste the dashboard login URL and the CLI automatically exchanges the browser token for an API key.
  Changes: Enable dashboard telemetry API by default with ApiKey auth and login token exchange #16326
  📝 Documentation required

Dashboard improvements

• ⚡ Remove Telemetry API Data Limits
  Data limits on the Dashboard telemetry API have been removed, enabling larger payloads without truncation.
  Changes: Remove telemetry API data limits and refactor URL builders #16020

• 📋 Parameters Page Improvements
  The Parameters page now features clickable "set value" links, warning badges for unset required parameters, and filtering by resource.
  Changes: Dashboard: Parameters page follow-ups - clickable set value, warning badge, filter by resource #16117

• 🔗 Clickable Trace IDs
  Trace IDs in the Dashboard are now rendered as clickable links for faster navigation.
  Changes: Make trace ID a clickable link in trace detail view #16345

• i️ State Column InfoPopover
  The resource state column now shows an InfoPopover with clickable links for additional state detail.
  Changes: Dashboard: Add InfoPopover for state column with clickable links #15996

• 🔍 Short Trace ID Support
  TelemetryApiService.GetTrace now supports short trace ID prefixes in addition to full 32-character trace IDs.
  Changes: Port: Simplify TelemetryApiService.GetTrace and support short trace IDs #15641

• 🖊️ User Secrets Checkbox Descriptions
  User secrets on the Dashboard now display descriptive labels directly in checkbox inputs for clearer UX.
  Changes: Move user secrets descriptions to checkbox inputs #16293

• 🔇 Disable Browser Autocomplete on Search Fields
  Browser autocomplete is disabled on dashboard search and input fields to prevent browser suggestions from interfering with filtering.
  Changes: Disable browser autocomplete on dashboard search and input fields #16297

Dashboard bug fixes

• 🔒 Fix Open Redirect Vulnerability
  An open redirect vulnerability in the Dashboard's authentication flow has been fixed.
  Changes: Fix open redirect vulnerability #15952

• 🐛 Fix FluentSelect/FluentCombobox Value Binding
  Dropdown components now correctly update their bound value when available options change dynamically.
  Changes: Fix FluentSelect/FluentCombobox value binding when options change #16315

• 🐛 Fix Language Dropdown in Settings
  Arrow-key navigation and duplicate zh-CN entries in the Dashboard language selector are corrected.
  Changes: Fix language dropdown arrow-key behavior and duplicate zh-CN entry in dashboard settings #16094

• 🐛 Fix OTLP Histogram Bucket Count Deserialization
  Numeric (integer) bucketCounts in OTLP JSON payloads are now correctly deserialized instead of being dropped.
  Changes: Fix OTLP JSON deserialization of numeric histogram bucketCounts #16376

• 🐛 Fix MCP Tool Console Logs
  The list_console_logs MCP tool now correctly accepts resolved resource instance names.
  Changes: Fix list_console_logs MCP tool to accept resolved resource instance names #16279

🧩 Extensions

4 new features, 5 improvements, 3 bug fixes

Extensions new features

• 🔧 Launch Configuration Environment Support
  Aspire debug launch configurations now support environment variable overrides, enabling per-launch environment customization without modifying the AppHost.
  Changes: Add env support to Aspire debug launch configuration #16449
  📝 Documentation required

• 📊 Open Aspire Dashboard in Command Palette
  A new "Open Aspire Dashboard" command is available in the VS Code Command Palette for quick dashboard access.
  Changes: Add 'Open Aspire Dashboard' to Command Palette #15499

• 📂 Open AppHost Source Action
  A new VS Code action lets users jump directly to the AppHost source file from any resource in the Aspire panel.
  Changes: Add open AppHost source action to VS Code extension #15668

• 🌐 Simple Browser for Dashboard Launch
  The VS Code extension can now open the Aspire Dashboard in the embedded VS Code Simple Browser panel instead of the system browser.
  Changes: Add Simple Browser option for dashboard launch #15896

Extensions improvements

• 🔁 Auto-restart Debug Session on AppHost Restart
  The VS Code extension automatically restarts the Aspire debug session when the AppHost restarts, avoiding stale debugging sessions.
  Changes: Fix JSON-RPC error on disconnect and auto-restart Aspire debug session on AppHost restart #14548

• 🔄 Auto-restore on Workspace Open
  The extension triggers aspire restore automatically when a workspace is opened or configuration changes.
  Changes: VS Code extension: Auto-restore on workspace open and config change #15546

• 🎨 Resource State Indicators
  Gutter decorations, code lenses, and the tree view now display more accurate and visually clearer resource state indicators.
  Changes: VS Code extension: Improve gutter, code lens, and tree view resource state indicators #15688

• 🏷️ Updated Activity Bar Icon
  The VS Code activity bar icon has been refreshed to better align with the VS Code design language.
  Changes: Updated the vs code activity bar icon to look slightly more cohesive #15451

• 🔗 URL Deny List for Non-clickable Links
  A deny list prevents endpoint URLs that should not be interactive from being rendered as clickable links.
  Changes: Use deny list for non-linkable endpoint URLs in extension #15894

Extensions bug fixes

• 🐛 Fix aspire start in VS Code Integrated Terminal
  aspire start no longer fails when launched from the VS Code integrated terminal.
  Changes: Fix aspire start failing in VS Code integrated terminal #15980

• 🐛 Fix CodeLens Inside Code Blocks
  Code lenses are no longer incorrectly positioned inside preceding code blocks in AppHost files.
  Changes: Fix CodeLens positioned inside preceding code blocks #15893

• 🐛 Fix aspire new OpenEditor Timing
  The VS Code extension now opens the editor after the agent init prompt completes.
  Changes: Fix aspire new: move OpenEditor after agent init prompt in VS Code extension #15552

🔌 Integrations

3 new features, 2 improvements

Integrations new features

• 🌐 Azure Front Door Hosting Integration
  New Aspire.Hosting.Azure.FrontDoor package provisions an Azure Front Door (Standard SKU) CDN profile, endpoint, origin group, origins, and a default route via Bicep. API: builder.AddAzureFrontDoor("frontdoor").WithOrigin(api.GetEndpoint("https")).
  Changes: Add Azure Front Door hosting integration #16137
  📝 Documentation required

• 🔒 Azure Network Security Perimeter (NSP) Support
  Provision Azure Network Security Perimeters to secure PaaS services (Storage, Key Vault, CosmosDB, SQL) within a logical network boundary. APIs: AddNetworkSecurityPerimeter(), WithAccessRule(), AssociateWith().
  Changes: Add Azure Network Security Perimeter (NSP) support #15711
  📝 Documentation required

• 🔐 Private Endpoints for Azure Container Registry
  Azure Container Registry resources can now be configured with private endpoints to restrict registry access to your virtual network.
  Changes: Support private endpoints for Azure Container Registry #16132
  📝 Documentation required

Integrations improvements

• 📈 Npgsql Histogram View Removed on .NET 10+
  The custom Npgsql histogram view registration is removed on .NET 10+, which has built-in support, reducing configuration overhead.
  Changes: Remove custom Npgsql histogram view on .NET 10+ #16044

• ⏱️ Configurable Azure Credential Timeout
  The timeout for the Azure credential acquisition process is now configurable, helping in environments where credential retrieval is slow.
  Changes: Make Azure credential process timeout configurable #16175

🔍 Service Discovery

1 improvement

Service Discovery improvements

• 🔧 Service Discovery Environment Variable Handling
  Improved handling of HTTP/HTTPS endpoint name and scheme mismatches; non-HTTP endpoints can now be referenced using DNS-style service discovery notation.
  Changes: Update service discovery environment variables #16210

📄 Templates

1 new feature, 1 bug fix

Templates new features

• 🐍 Python AppHost Code Generator
  A code generator for Python AppHosts automatically produces the Python-side AppHost code, reducing boilerplate when integrating Python services into Aspire.
  Changes: PythonAppHost Code Generator #13947
  📝 Documentation required

Templates bug fixes

• 🔧 Python Starter Template Uses TypeScript AppHost
  The aspire-py-starter template now uses a TypeScript AppHost instead of a C# AppHost, eliminating the .NET SDK requirement for the AppHost project. Use aspire new aspire-py-starter instead of dotnet new aspire-py-starter.
  Changes: Move Python starter template to TypeScript AppHost and CLI template factory #15574
  ⚠️ Breaking change
  📝 Documentation required

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