Top getd.io Alternatives: Your Guide to Browser-Based API Building Tools
getd.io offers a compelling solution for API developers seeking a free, browser-based REST API builder that seamlessly handles CORS without the need for client app installations or browser plugins. Its appeal lies in its 100% pure web-based approach, offering a modern, responsive, and dark-themed UI familiar to Postman users. However, even with its innovative cloud and browser modes, developers may seek getd.io alternatives for various reasons, including specific feature requirements, platform preferences, or a desire for different user experiences. This article explores some of the best alternatives available.
Top getd.io Alternatives
While getd.io provides a unique browser-first experience, many other robust tools offer similar or enhanced functionalities for API development and testing. Here's a look at some of the leading contenders:

Postman
Postman is a ubiquitous tool for API development, offering comprehensive functionality for creating, testing, and documenting APIs. It's a strong getd.io alternative for those who prefer a dedicated desktop application, though it also has web capabilities. Postman is Freemium and available on Mac, Windows, Linux, Web, and Chrome OS, providing features like REST API development, API Management, CI/CD, and SOAP API support.

Insomnia REST Client
Insomnia REST Client is a powerful alternative for developers looking for a feature-rich REST API client. It's available as Freemium and Open Source for Mac, Windows, and Linux, making it a versatile getd.io alternative. Key features include cookie management, environment variables, code generation, authentication, Request Chaining, GraphQL support, and Cloud sync, providing a comprehensive API development environment.

HTTPie
HTTPie stands out as a modern command-line HTTP client and a user-friendly curl alternative. It's Free and Open Source, available for Mac, Windows, and Linux. For developers who prefer a command-line interface with intuitive UI, JSON support, and syntax highlighting, HTTPie offers a distinct and efficient getd.io alternative, particularly for quick testing and scripting.

Paw
Paw is a commercial tool designed for macOS users, offering an intuitive interface to craft HTTP requests, test them, and archive them. It's an excellent getd.io alternative for Mac-centric developers who need advanced features like setting HTTP Headers, URL parameters, form-encoded POST key-values, and receiving easy-to-read responses with HTML parsing and Request Chaining.

soapUI
soapUI, from Eviware, is a robust tool primarily for functional testing of web services, including SOAP-based and RESTful web services. It's Free and Open Source, available on Mac, Windows, and Linux. For those involved in extensive web service testing beyond just building requests, soapUI provides a powerful and comprehensive getd.io alternative with intuitive nodes for complex test scenarios.

Advanced REST Client (ARC)
Advanced REST Client (ARC) is an API testing tool that allows web developers to create and test custom HTTP requests. It's Free and Open Source, available on Mac, Windows, Linux, Chrome OS, and as a Chrome extension. ARC is a strong getd.io alternative for users who want full headers control, a web-based tool (via Chrome extension), and an Electron-based application for their REST API development needs.

Postwoman
Postwoman, now known as Hoppscotch, is an open-source API request builder that helps developers create requests faster. It's Free and Open Source, available as a Web and Self-Hosted solution, making it a direct getd.io alternative for those prioritizing pure web-based solutions. Features include ad-free experience, cross-browser testing, Websocket streams, GraphQL API support, and cross-platform compatibility.

RESTer
RESTer is a REST client available as a Firefox and Chrome extension, making it a convenient getd.io alternative for developers who prefer an integrated browser experience for their API interactions. It's Free and Open Source, supporting Mac, Windows, and Linux. RESTer offers API management, project organization, and variable support directly within your browser.

HTTP Toolkit
HTTP Toolkit is a comprehensive suite of open-source tools for debugging, testing, and building with HTTP(S). Available as Freemium and Open Source for Mac, Windows, Linux, and Web, it offers advanced features like HTTP mocking, one-click interception, OpenAPI integration, performance analysis, and a powerful debugger. For intricate debugging needs, HTTP Toolkit serves as a robust getd.io alternative.

HttpRequester
HttpRequester is a straightforward tool for easily making HTTP requests (GET/PUT/POST/DELETE), viewing responses, and maintaining a transaction history. It's Free and Open Source, available for Mac, Windows, Linux, and as a Firefox extension. For users who appreciate simplicity and direct integration into their Firefox browser, HttpRequester offers a clean and efficient getd.io alternative for basic API testing and web development debugging.
The landscape of API development tools is rich and diverse. While getd.io offers a unique browser-first approach without installations, the alternatives presented here cater to a wide range of needs, from comprehensive desktop applications to command-line interfaces and browser extensions. We encourage you to explore these getd.io alternatives to find the best fit for your specific API development and testing requirements.