https://github.com/scalar/scalar

Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support
https://github.com/scalar/scalar

api api-client docs http-client openapi openapi3 reference rest-api swagger vue

Last synced: 9 days ago
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Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support

Host: GitHub
URL: https://github.com/scalar/scalar
Owner: scalar
License: mit
Created: 2023-08-16T13:42:32.000Z (over 2 years ago)
Default Branch: main
Last Pushed: 2026-04-10T00:09:58.000Z (17 days ago)
Last Synced: 2026-04-10T01:23:23.127Z (17 days ago)
Topics: api, api-client, docs, http-client, openapi, openapi3, reference, rest-api, swagger, vue
Language: TypeScript
Homepage: https://scalar.com
Size: 284 MB
Stars: 14,578
Watchers: 34
Forks: 804
Open Issues: 114
Metadata Files:
- Readme: README.md
- Changelog: CHANGELOG.md
- Contributing: CONTRIBUTING.md
- License: LICENSE
- Code of conduct: CODE_OF_CONDUCT.md
- Citation: CITATION.cff
- Codeowners: CODEOWNERS
- Security: SECURITY.md
- Agents: AGENTS.md

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awesome-github-repos - scalar/scalar - Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 (TypeScript)
awesome - scalar/scalar - Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern REST API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support (TypeScript)
jimsghstars - scalar/scalar - Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern Rest API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　 (TypeScript)
awesome-microservices - Scalar - Open-source API platform: beautiful API references and 1st-class OpenAPI/Swagger support. (Web API Modeling & Documentation / REST)
awesome - scalar/scalar - Scalar is an open-source API platform:　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　🌐 Modern Rest API Client　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　📖 Beautiful API References　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　　✨ 1st-Class OpenAPI/Swagger Support (<a name="TypeScript"></a>TypeScript)
fucking-awesome-microservices - Scalar - Open-source API platform: beautiful API references and 1st-class OpenAPI/Swagger support. (Web API Modeling & Documentation / REST)

README

[![CI](https://github.com/scalar/scalar/actions/workflows/ci.yml/badge.svg)](https://github.com/scalar/scalar/actions/workflows/ci.yml)
[![Contributors](https://img.shields.io/github/contributors/scalar/scalar)](https://github.com/scalar/scalar/graphs/contributors)
[![GitHub License](https://img.shields.io/github/license/scalar/scalar)](https://github.com/scalar/scalar/blob/main/LICENSE)
[![Twitter](https://img.shields.io/twitter/follow/scalar)](https://x.com/scalar)
[![Discord](https://img.shields.io/discord/1135330207960678410?style=flat&color=5865F2)](https://discord.gg/scalar)

Scalar

### Interactive API Reference from OpenAPI/Swagger

└ Renders OpenAPI/Swagger documents

└ Comes with an API testing tool

└ Doesn't look like 2011

└ Generates code examples for many languages & frameworks

└ Integrates with your favorite framework

└ Try Demo

### An offline-first API Client built for OpenAPI

└ Free and open-source

└ First-class OpenAPI/Swagger support

└ Integrates with dozens of API Frameworks (Elysia, Hono, FastAPI, etc)

└ Syncs with your favorite server framework (Watch Mode)

└ Has environment variables, dynamic parameters and everything

└ Try It in the Browser
└ Download (Windows, MacOS, Linux)

### Trusted by:

Scalar API client

### Quickstart

All you need is a single HTML file to create an amazing API reference:

```html

Scalar API Reference

Scalar.createApiReference('#app', {
// The URL of the OpenAPI/Swagger document
url: 'https://registry.scalar.com/@scalar/apis/galaxy?format=json',
// Avoid CORS issues
proxyUrl: 'https://proxy.scalar.com',
})

```

> Need a Custom Header? Check out this example: https://codepen.io/scalarorg/pen/VwOXqam

And there's an ever-growing list of plugins and integrations:

### Integrations

- [HTML/JS API](https://scalar.com/products/api-references/integrations/html-js) (works everywhere)
- [.NET ASP.NET Core](https://scalar.com/products/api-references/integrations/aspnetcore/integration)
- [.NET Aspire](https://scalar.com/products/api-references/integrations/aspire)
- [AdonisJS](https://scalar.com/products/api-references/integrations/adonisjs)
- [Astro](https://scalar.com/products/api-references/integrations/astro)
- [Django Ninja](https://scalar.com/products/api-references/integrations/django-ninja)
- [Django](https://scalar.com/products/api-references/integrations/django)
- [Docker](https://scalar.com/products/api-references/integrations/docker)
- [Docusaurus](https://scalar.com/products/api-references/integrations/docusaurus)
- [Elixir](https://scalar.com/products/api-references/integrations/elixir)
- [Express](https://scalar.com/products/api-references/integrations/express)
- [FastAPI](https://scalar.com/products/api-references/integrations/fastapi)
- [Fastify](https://scalar.com/products/api-references/integrations/fastify)
- [Flask](https://scalar.com/products/api-references/integrations/flask)
- [Go](https://scalar.com/products/api-references/integrations/go)
- [Hapi](https://scalar.com/products/api-references/integrations/hapi)
- [Hono](https://scalar.com/products/api-references/integrations/hono)
- [Laravel Scribe](https://scalar.com/products/api-references/integrations/laravel-scribe)
- [Laravel](https://scalar.com/products/api-references/integrations/laravel)
- [Micronaut](https://scalar.com/products/api-references/integrations/micronaut)
- [NestJS](https://scalar.com/products/api-references/integrations/nestjs)
- [Next.js](https://scalar.com/products/api-references/integrations/nextjs)
- [Nuxt](https://scalar.com/products/api-references/integrations/nuxt)
- [Python](https://scalar.com/products/api-references/integrations/python)
- [React](https://scalar.com/products/api-references/integrations/react)
- [Ruby on Rails](https://scalar.com/products/api-references/integrations/ruby-on-rails)
- [Rust](https://scalar.com/products/api-references/integrations/rust)
- [Spring Boot](https://scalar.com/products/api-references/integrations/spring-boot)
- [SvelteKit](https://scalar.com/products/api-references/integrations/sveltekit)
- [Ts.ED](https://scalar.com/products/api-references/integrations/tsed)
- [Vue.js](https://scalar.com/products/api-references/integrations/vue)

### Built-in Support

The following frameworks have chosen Scalar API Reference as their default OpenAPI documentation UI, recognizing its developer-friendly features and modern design:

- [Effect](https://scalar.com/products/api-references/integrations/effect)
- [ElysiaJS](https://scalar.com/products/api-references/integrations/elysiajs)
- [HappyX](https://github.com/HapticX/happyx)
- [Litestar](https://docs.litestar.dev/latest/usage/openapi/ui_plugins.html)
- [Nitro](https://scalar.com/products/api-references/integrations/nitro)
- [oRPC](https://orpc.unnoq.com/docs/openapi/plugins/openapi-reference)
- [Platformatic](https://scalar.com/products/api-references/integrations/platformatic)
- [Spry](https://scalar.com/products/api-references/integrations/spry)

### Managed Hosting

We're offering a free and paid managed hosting on the edge, too:

- Write your API documentation and publish API references (free)
- `YOUR_NAME_HERE.apidocumentation.com` subdomain and SSL (free)
- [GitHub Sync](https://scalar.com/products/docs/github-sync)
- Write free-form documentation
- Collaborate with your team
- Use any domain

Ready? [Create your Scalar Account](https://scalar.com)

### Documentation

| Topic | Description |
| ------------------------------------------------------------------------- | ------------------------------------ |
| [Configuration](https://scalar.com/products/api-references/configuration) | The universal configuration object |
| [Themes](https://scalar.com/products/api-references/themes) | Predefined themes, layouts & styling |
| [OpenAPI](https://scalar.com/products/api-references/openapi) | OpenAPI specification extensions |
| [Markdown](https://scalar.com/products/api-references/markdown) | Supported Markdown syntax |
| [Plugins](https://scalar.com/products/api-references/plugins) | Extend the functionality |

### Projects

| Project | Description |
| ---------------------------------------------------------------------------------- | -------------------------------- |
| [Scalar API Reference](https://scalar.com/products/api-references/getting-started) | Self-hosted API Reference |
| [Scalar API Client](https://scalar.com/download) | Postman alternative |
| [Agent Scalar](https://scalar.com/products/agent/getting-started) | Chat with your API |
| [Scalar Registry](https://scalar.com/products/registry/getting-started) | Manage OpenAPI documents |
| [Scalar Docs](https://scalar.com/products/docs/getting-started) | Hosted documentation |
| [Scalar Docs Starter](https://github.com/scalar/starter) | Starter template for Scalar Docs |
| [Scalar SDKs](https://scalar.com/products/sdks/getting-started) | SDK generation |
| [Scalar CLI](https://scalar.com/tools/cli/getting-started) | Command-line interface |
| [Scalar Mock Server](https://scalar.com/tools/mock-server/getting-started) | Mock APIs from OpenAPI documents |
| [Scalar Galaxy](packages/galaxy/README.md) | Our OpenAPI Example |
| [Scalar Editor](https://editor.scalar.com/) | OpenAPI Online Editor |
| [Scalar OpenAPI Parser](packages/openapi-parser/README.md) | Parse OpenAPI documents |
| [Scalar OpenAPI to Markdown](packages/openapi-to-markdown/README.md) | OpenAPI > Markdown/HTML |
| [Scalar OpenAPI Upgrader](packages/openapi-upgrader/README.md) | Upgrade OpenAPI documents |
| [Scalar Void Server](packages/void-server/README.md) | HTTP Request Mirror |