Apps similar to Nightingale REST Client include Postman, which has a free version. Other options are Insomnia REST Client, Yaak, Hoppscotch and RapidAPI for Mac. You're spoiled for choice with API Clients like Nightingale REST Client: we list more than 25 alternatives for Mac, Linux, Windows, the web and Chrome OS.
Postman is a collaborative platform for API development that provides extensive tools for designing, testing, and documenting APIs. It allows API verification through requests, automated testing via Collection Runner, and offers both free and paid plans, catering to individuals and teams.
United States
A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
United States
The API client for modern developers. Call REST, GraphQL, and gRPC APIs from a simple and intuitive app.
Canada
Hoppscotch is an open-source API development ecosystem. It helps you create your requests faster, saving you precious time on your development.
United States
RapidAPI for Mac (formerly Paw) is a full-featured HTTP client that lets you test and describe the APIs you build or consume. It has a beautiful native macOS interface to compose requests, inspect server responses, generate client code and export API definitions.
United States
Cartero is a graphical HTTP client that can be used as a developer tool to test web APIs and perform all kind of HTTP requests to web servers. It is compatible with any REST, SOAP or XML-RPC API and it supports multiple request methods as well as attaching body payloads to...
Spain
EU
Upcoming API testing tool in beta, built in GoLang, supporting HTTP/gRPC, workspaces, environments, request management, and various content types. Features include dark mode, local data storage, Postman import, environment variable setting, and request chaining.
gRPC is a modern open source high performance Remote Procedure Call (RPC) framework that can run in any environment. It can efficiently connect services in and across data centers with pluggable support for load balancing, tracing, health checking and authentication.
United States
Native desktop app for Windows offers high-performance REST and HTTP API testing, low memory and CPU use, custom methods, portable version, proxy support, multiple environments, code generation, multilingual interface, and import/export in light or dark themes.
United States
All the user-friendliness of our Terminal version, now wrapped up in a sleek graphical interface.
United States
