API testing tool. Which allows web developers to create and test custom HTTP requests.
Platforms
- Mac
- Windows
- Linux
- Chrome OS
- AppImageHub
- Google Chrome
- Chromium
Poland
EU



Restfox is described as 'Offline-first web HTTP client' and is a API Client in the development category. There are more than 50 alternatives to Restfox for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best Restfox alternative is Bruno, which is both free and Open Source. Other great apps like Restfox are Postman, Insomnia REST Client, Yaak and Hoppscotch.
API testing tool. Which allows web developers to create and test custom HTTP requests.



HarborClient is a free, open-source desktop API client for macOS, Windows, and Linux. It gives you a familiar Postman-style workspace—collections, environments, request scripts, and a tabbed editor—while keeping your work on your machine or on storage you control.

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...





Hurl is a command line tool that runs HTTP requests defined in a simple plain text format. It can capture values, evaluate queries on headers and body response. It is very versatile: it can be used for both fetching data and testing HTTP sessions.







Treblle is a federated API Intelligence platform delivering full API visibility, security, and control from one integration point.



ArdorQuery is a cross-platform tool for performing any HTTP(S) endpoints like REST API, HTML, Images, GraphQL, OData etc.

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.

Zaku is a native Rust, local-first, open-source API client engineered for speed and productivity.


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.



