api-playground

Api playground

One playground for every AI model. Text, image, audio, video — any provider, one native macOS app.

The fastest way for your developers to test your API live on your documentation, websites, guides. Lightweight and Embeddable API Tester React Package and Iframe

A basic web demo for playing around with the protocol.

This api provides data like code,isocode,area,population and GDP.

A React Native app for an OpenAI API playground for the text to speech and speech to text endpoints

Interactive API playground and testing environment for FeathersJS v5. Explore services, test endpoints, and visualize schemas with embedded or standalone modes. Built with Next.js, TypeScript, and modern UI components.

Swytchcode — Deterministic API-execution layer for AI agents and developers that sits between an agent and production APIs, handling auth, retries, idempotency, and policy control across 2,000+ APIs. Consumable via a public npm-installable CLI and a local MCP server, with a published llms.txt.

Turn any OpenAPI spec into a conversation you can actually run.

APIPlay is a browser-based API playground that lets developers test, explore, and understand APIs without writing code or setting up tools. With pre-configured templates, editable parameters, and real-time responses, APIPlay makes API testing fast, simple, and beginner-friendly — all in one powerful web interface.

Developer platform for exploring, testing, and integrating free mock REST APIs with an interactive playground.

A no-login browser tool to test any public API — inspect headers, preview JSON/images/audio/PDF responses, and auto-generate code in 6 languages.

Playground do projeto Gopen API Gateway 🎢

A schema-driven playground to try, inspect, and compare web-search APIs (Exa, Brave, Tavily, Perplexity, Parallel, You.com, SerpApi) side by side.

Claude API Playground -- interactive request builder with code generation in curl, Python, and JavaScript. Built-in pricing estimator, live API testing, and preset templates. Free browser-based developer tool.