Microsoft .NET
Microsoft .NET is a free, cross-platform, open source developer platform for building many different types of applications. The .NET APIs and developer tools provide programmatic access to .NET runtime services, NuGet package management, project templates, and build tooling across web, mobile, desktop, games, IoT, cloud, and microservices workloads.
Microsoft .NET publishes 4 APIs on the APIs.io network, including PackageContent API, Registration API, Search API, and 1 more. Tagged areas include .NET, C#, Cloud, Cross-Platform, and Developer Tools.
Microsoft .NET’s developer surface includes authentication, developer portal, documentation, getting-started guide, engineering blog, support, YouTube channel, and 11 more developer resources.
Kin Score
APIs 9
Individual APIs this provider publishes, each with its own machine-readable definition.
Microsoft .NET API Browser
Comprehensive reference for .NET APIs across all packages, namespaces, and types in the .NET ecosystem including .NET 9, .NET Standard, and .NET Framework.
NuGet Server API
RESTful API for interacting with nuget.org and private NuGet feeds, supporting package search, download, push, delete, and metadata queries for .NET package management.
.NET CLI
Cross-platform command-line interface for developing, building, running, and publishing .NET applications. Provides commands for project creation, package management, testing, a...
ASP.NET Core Web API
Framework for building HTTP-based RESTful APIs and web services with ASP.NET Core, including controllers, minimal APIs, routing, model binding, authentication, and OpenAPI integ...
.NET Aspire
Cloud-ready stack for building observable, production-ready distributed applications in .NET with built-in service discovery, health checks, telemetry, and configuration managem...
Microsoft .NET PackageContent API
The PackageContent API from Microsoft .NET — 3 operation(s) for packagecontent.
Microsoft .NET Registration API
The Registration API from Microsoft .NET — 2 operation(s) for registration.
Microsoft .NET Search API
The Search API from Microsoft .NET — 1 operation(s) for search.
Microsoft .NET ServiceIndex API
The ServiceIndex API from Microsoft .NET — 1 operation(s) for serviceindex.
Scroll for all 9
Open Collections 6
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
API Collection
OPEN COLLECTIONNuGet Server API (V3) PackageContent API
OPEN COLLECTIONNuGet Server API (V3) PackageContent Registration API
OPEN COLLECTIONNuGet Server API (V3) PackageContent Search API
OPEN COLLECTIONNuGet Server API (V3) PackageContent ServiceIndex API
OPEN COLLECTIONNuGet Server API (V3)
OPEN COLLECTIONPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Microsoft Net Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Microsoft Net Finops
FINOPSFeatures 6
Notable capabilities this provider offers.
Cross-Platform Development
Build and run .NET applications on Windows, macOS, and Linux with full platform support.
High Performance Runtime
.NET runtime with JIT compilation, garbage collection, and ahead-of-time compilation for optimal performance.
NuGet Package Ecosystem
Access over 350,000 packages through the NuGet package manager for rapid development.
Minimal APIs
Build lightweight HTTP APIs with minimal code using the minimal API pattern in ASP.NET Core.
Cloud Native Support
Built-in support for containers, Kubernetes, microservices, and cloud deployment through .NET Aspire.
Hot Reload
Apply code changes to running applications without restarting for faster development cycles.
Security Posture 3
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Use Cases 5
What developers build with this provider.
Enterprise Web Applications
Build scalable enterprise web applications using ASP.NET Core with authentication, authorization, and data access.
Microservices Architecture
Design and deploy microservices using .NET with gRPC, message queues, and service discovery.
Cloud-Native Applications
Develop cloud-native applications with .NET Aspire, containers, and Azure integration.
RESTful API Development
Create production-ready REST APIs with OpenAPI documentation, versioning, and rate limiting.
Desktop Applications
Build Windows desktop applications using WPF, WinForms, or .NET MAUI for cross-platform desktop.
Integrations 6
Pre-built integrations with other platforms and tools.
Azure
Deep integration with Microsoft Azure cloud services including App Service, Functions, and Container Apps.
Visual Studio
Full IDE support with IntelliSense, debugging, profiling, and project templates in Visual Studio.
VS Code
Lightweight development with the C# Dev Kit extension for Visual Studio Code.
GitHub Actions
CI/CD pipeline integration with GitHub Actions for .NET build, test, and deploy workflows.
Docker
Container support with official .NET Docker images and multi-stage build templates.
Entity Framework Core
Object-relational mapping for database access with support for SQL Server, PostgreSQL, SQLite, and more.
Resources
Get Started 2
Portal, sign-up, and the first successful call
Documentation 1
Reference material describing how the API behaves
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Build 2
SDKs, sample code, and the tooling you integrate with
Access & Security 3
Authentication, authorization, and security posture
Learn 2
Tutorials, courses, talks, and written guidance
Operate 3
Status, limits, changes, and where to get help
Commercial 2
Pricing, plans, and the legal terms of use
Company 1
The organization behind the API
Other 1
Properties that don't map to a standard resource type
Source (apis.yml)
Work with this as data
Every provider here is available over the APIs.io API and to AI agents over MCP.
MCP server
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
Tools for providers
9 MCP tools reach this
find_providersBrowse and filter every provider in the catalog.get_provider_artifactsEvery artifact this provider publishes, grouped by type.get_provider_operationsEvery operation across all of their OpenAPIs — one call instead of parsing every spec.get_provider_toolsEvery MCP tool they ship, with the operation each wraps.get_provider_evidenceHow each part of their score was established. Free — the basis for a claim should not sit behind it.get_provider_ratingPRO — composite, band, trend and facet scores.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.
Call it yourself
curl for this page
curl "https://apis.io/api/v1/providers/microsoft-net"
curl "https://apis.io/api/v1/providers?limit=25"
curl "https://apis.io/api/v1/providers/microsoft-net/operations?limit=25"
curl "https://apis.io/api/v1/providers/microsoft-net/evidence"
Discovery needs no key. Ratings and market analysis are Pro.