Unified API

A high performance, easy to learn, fast to code, and ready for production framework

Build one JavaScript/TypeScript project that runs natively on all your users' devices including Android, iOS, and web.

Turn Google Sheets into API with Sheetsu in just 5 minutes. Access Google Spreadsheets via REST API and use it as a data store or CMS. No‑deploy, no‑maintenance. Without setup, one click away. Check it out.

Build blazing fast, modern apps and websites with React

Build live video and audio applications using modern APIs and end-to-end tooling.

Composio AgentAuth enables developers to build agents that securely interact with external applications on behalf of users. With comprehensive auth management across multiple mechanisms like OAuth, ApiKey, etc, your agents can connect to over 250 ready-to-use tools and integrations—including Gmail, Slack, Calendar, and HubSpot—to automate real-world tasks effortlessly. Get started now with our Python and JS SDKs and bring your AI agents to life.

A router for LLMs and other AI models

Access the entire payment ecosystem with a Single API. Hyperswitch connects you to multiple payment processors to embrace diversity. It improves payment success rates and reduces payment costs, ops & dev efforts. Built on Rust as an open-source product.

The fastest and simplest way to build, run, govern, and evolve a high-quality API layer on all your data.

Bring your ideas to life with generative AI. No more switching between platforms or wrestling with different APIs. Focus on creating, not configuring. Get started for free.

A powerful, reliable, and free to use in-app purchase server with cross-platform support.

Manifold powers marketplace infrastructure that connects millions of developers to the best APIs, tools, and services in the fastest-growing communities. Whether you’re building a single product or you have a thriving cloud platform

A powerful no-code headless commerce landing page builder with customizable, built-in checkouts 🌐 Create shoppable landing pages for limited product releases, campaigns, PPC campaigns & more ✅ Syncs with Shopify 🛍 Powered by Commerce.js, Next.js, and Vercel

Alpaca helps you to trade stocks, options & crypto with algorithms, connect with apps, and build investing services with an easy-to-use API. We support over 25k+ active developers and 150+ global investing app partners. 🦙❤️

The finest platform for proxy services, offering 100M+ residential proxies, including HTTP/HTTPS and SOCKS5 proxies. Ideal for multiple account management, large-scale data collection and web scraping.

One API. Infinite power. Access leading AI models, optimized for performance and built to scale.

It's simple tool to make simple JSON API and host them on GitHub Repository. I'm using this tool to maintain my portfolio data. Here is my portfolio website(mohddanish.me) that is build with simple JSON APIs and that API is maintain and build with this tool.

Accept credit card and ACH from business customers seamlessly through API or no-code invoice links. We provide the most frictionless experience through Guest Checkout, Same-day ACH, and smooth cross-border payments.

Alchemy Supernode is the most widely used Ethereum API with all the functionality of a node, incl. full JSON-RPC support. The Web 3 infrastructure engine of Alchemy Supernode delivers 99% reliability, dynamic scalability, and 100% data correctness.

With more than 20 years of audio/video experience, Tencent RTC provides a set of standard solutions and APIs that help your apps, websites, platforms, and games quickly integrate audio/video capabilities.