Cost / License
- Free
- Proprietary
United StatesPlatforms
- Visual Studio Code
- Mac
- Windows
- Linux
+2
RESTer Alternatives
RESTer is described as 'A REST client for almost any web service (Firefox and Chrome extension)' and is a API Client in the web browsers category. There are more than 50 alternatives to RESTer for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best RESTer alternative is Postman, which is free. Other great apps like RESTer are Insomnia REST Client, Yaak, Hoppscotch and ApiArk.
Alternatives list
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.
+4
Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality, all with an easy, enjoyable developer experience.
50 Apidog alternativesDesign and debug APIs in a powerful visual editor. Describe and debug easily with JSON Schema support. Apidog is a complete set of tools that connects the entire API lifecycle, helping R&D teams implement best practices for API Design-first development.
Cost / License
- Freemium
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Online
+1
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.
Cost / License
- Free
- Open Source (MIT)
Platforms
- Windows
- Mac
- Linux
Treblle is a federated API Intelligence platform delivering full API visibility, security, and control from one integration point.
Cost / License
- Freemium
- Proprietary
Platforms
- Mac
- Windows
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Software as a Service (SaaS)
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.
Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Self-Hosted
+5
45 REST Client for VS Code alternatives- Send/Cancel/Rerun HTTP request in editor and view response in a separate pane with syntax highlight
Cost / License
- Free
- Open Source
Application types
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux
- Chrome OS
- Visual Studio Code
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.
+9
Thunder Client is a hand-crafted lightweight Http Client extension for Visual Studio Code. No separate download needed, Just install the extension from VS Code marketplace.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux
- Visual Studio Code
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