# ASP.NET Core vs NestJS

| Attribute | ASP.NET Core | NestJS |
|---|---|---|
| **vioscaleAI score** | 71.2 (76% (high)) | 74.6 (76% (high)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 78,848 |
| adoption.github_stars | - | 76,788 |
| content.faq | `[{"answer":"A framework for building web apps and services with .NET and C#. Includes Blazor for web UI development, REST APIs, real-time communication, and AI/ML capabilities. It is indexed under Web Frameworks.","source":"https://dotnet.microsoft.com/en-us/apps/aspnet","question":"What is ASP.NET Core?","confidence":0.6},{"answer":"ASP.NET Core is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.","source":"https://dotnet.microsoft.com/en-us/apps/aspnet","question":"Is ASP.NET Core free to use?","confidence":0.6},{"answer":"ASP.NET Core supports the web, Windows, macOS and Linux. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://dotnet.microsoft.com/en-us/apps/aspnet","question":"What platforms does ASP.NET Core support?","confidence":0.6},{"answer":"Yes. ASP.NET Core can be deployed cloud / SaaS, hybrid, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://dotnet.microsoft.com/en-us/apps/aspnet","question":"Can ASP.NET Core be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for ASP.NET Core, including Google, X, OpenAI, Azure, Power Apps and Power Platform. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://dotnet.microsoft.com/en-us/apps/aspnet","question":"What does ASP.NET Core integrate with?","confidence":0.6}]` | `[{"answer":"A progressive Node.js framework built with TypeScript that emphasizes structured architecture, dependency injection, and microservice support for building server-side applications. It is indexed under Web Frameworks.","source":"https://nestjs.com","question":"What is NestJS?","confidence":0.6},{"answer":"NestJS offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://nestjs.com","question":"Is NestJS free?","confidence":0.6},{"answer":"NestJS supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://nestjs.com","question":"What platforms does NestJS support?","confidence":0.6},{"answer":"Yes. NestJS can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://nestjs.com","question":"Can NestJS be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for NestJS, including Express, Fastify, GraphQL, TypeORM, Swagger/OpenAPI, Bull, WebSockets and Microservices, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://nestjs.com","question":"What does NestJS integrate with?","confidence":0.6},{"answer":"Yes. NestJS is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/nestjs/nest","question":"Is NestJS open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | An open-source framework that extends the .NET platform with tools and libraries for creating modern, cloud-based web applications and services deployable across Windows, Linux, and macOS | A progressive Node.js framework built with TypeScript that emphasizes structured architecture, dependency injection, and microservice support for building server-side applications. |
| features.capabilities | `{"language":"C#","api_first":true,"api_routes":true,"async_model":"event-loop-async","orm_included":true,"openapi_autogen":true,"language_runtime":"C#/.NET","templating_included":true,"dependency_injection":true}` | `{"language":"TypeScript/JavaScript","api_first":true,"api_routes":true,"async_model":"event-loop-async","cli_scaffolding":true,"openapi_autogen":true,"language_runtime":"JS/TS","typescript_first":true,"websocket_support":true,"architecture_style":"structured-di","dependency_injection":true}` |
| integrations.count | 4 | 9 |
| integrations.list | `[{"name":"Google"},{"name":"X"},{"name":"OpenAI"},{"name":"Azure"},{"name":"Power Apps"},{"name":"Power Platform","native":true,"category":"platform","direction":"outbound"}]` | `[{"name":"Express"},{"name":"Fastify"},{"name":"GraphQL"},{"name":"TypeORM"},{"name":"Swagger/OpenAPI"},{"name":"Bull"},{"name":"WebSockets"},{"name":"Microservices"},{"name":"Angular Universal"}]` |
| language.primary | - | TypeScript |
| license.spdx | - | MIT |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"mac":true,"web":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | `{"type":"free","summary":"Free and open source","freeTier":true,"sourceUrl":"https://dotnet.microsoft.com/en-us/apps/aspnet","retrievedAt":"2026-10-05T12:44:19.114Z"}` | `{"type":"hybrid","freeTier":true,"sourceUrl":"https://nestjs.com","retrievedAt":"2026-08-21T12:46:31.197Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | commercial |
| pricing.price_level | free | low |
| pricing.transparent | yes | no |
| release.cadence_days | - | 3 |
| release.history | - | `[{"url":"https://github.com/nestjs/nest/releases/tag/v12.1.1","date":"2026-09-28T09:06:52Z","type":"stable","version":"v12.1.1"},{"url":"https://github.com/nestjs/nest/releases/tag/v12.1.0","date":"2026-09-23T08:00:20Z","type":"stable","version":"v12.1.0"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.6","date":"2026-09-23T09:09:35Z","type":"stable","version":"v11.2.6"},{"url":"https://github.com/nestjs/nest/releases/tag/v12.0.4","date":"2026-09-21T08:03:41Z","type":"stable","version":"v12.0.4"},{"url":"https://github.com/nestjs/nest/releases/tag/v12.0.3","date":"2026-09-15T07:57:13Z","type":"stable","version":"v12.0.3"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.5","date":"2026-09-15T07:11:48Z","type":"stable","version":"v11.2.5"},{"url":"https://github.com/nestjs/nest/releases/tag/v12.0.2","date":"2026-09-14T13:53:20Z","type":"stable","version":"v12.0.2"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.4","date":"2026-09-14T18:15:40Z","type":"stable","version":"v11.2.4"},{"url":"https://github.com/nestjs/nest/releases/tag/v12.0.0","date":"2026-08-27T12:23:49Z","type":"stable","version":"v12.0.0"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.3","date":"2026-08-25T10:59:41Z","type":"stable","version":"v11.2.3"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.2","date":"2026-08-25T07:59:18Z","type":"stable","version":"v11.2.2"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.1","date":"2026-08-14T17:53:21Z","type":"stable","version":"v11.2.1"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.2.0","date":"2026-08-14T12:13:03Z","type":"stable","version":"v11.2.0"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.29","date":"2026-08-10T09:40:32Z","type":"stable","version":"v11.1.29"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.28","date":"2026-07-08T08:33:50Z","type":"stable","version":"v11.1.28"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.27","date":"2026-06-15T09:17:02Z","type":"stable","version":"v11.1.27"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.26","date":"2026-06-08T12:37:55Z","type":"stable","version":"v11.1.26"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.25","date":"2026-06-08T07:39:37Z","type":"stable","version":"v11.1.25"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.24","date":"2026-05-25T08:41:52Z","type":"stable","version":"v11.1.24"},{"url":"https://github.com/nestjs/nest/releases/tag/v11.1.23","date":"2026-05-21T18:18:12Z","type":"stable","version":"v11.1.23"}]` |
| security.fedramp | - | yes |
| security.scorecard | - | 7.6 |
| security.vulnerabilities | - | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=%40nestjs%2Fcommon&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Web Frameworks)

| Capability | ASP.NET Core | NestJS |
|---|:--:|:--:|
| **Core** |  |  |
| Rendering model | - | - |
| File-based routing | - | - |
| Language | C# | TypeScript/JavaScript |
| **Rendering** |  |  |
| Server components | - | - |
| Streaming SSR | - | - |
| **Fullstack** |  |  |
| Built-in API / backend routes | ✓ | ✓ |
| **DX** |  |  |
| First-class TypeScript | - | ✓ |
| Fast refresh / HMR | - | - |
| **Deployment** |  |  |
| Edge runtime support | - | - |

*Source: vioscaleAI. Generated 2026-10-16T20:13:00.836Z. "-" = undocumented, not absent.*