OpenAstra Alternatives

OpenAstra is described as 'A chat-based platform for API discovery and testing' and is a API Client in the development category. There are more than 50 alternatives to OpenAstra for a variety of platforms, including Mac, Windows, Linux, Web-based and Flathub apps. The best OpenAstra alternative is Bruno, which is both free and Open Source. Other great apps like OpenAstra are Postman, Insomnia REST Client, Yaak and Fiddler.

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OpenAstra alternatives page was last updated Oct 27, 2025

Proxyman
14 likes
Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains. Available on macOS, iOS, Windows & Linux.
53 Proxyman alternatives
Cost / License
Pay once
Proprietary
Application types
HTTP(S) Debugger
HTTP Client
Origin
United States
Platforms
Mac
Windows
Linux
iPhone
+2
Is Proxyman a good alternative to OpenAstra?
Proxyman is the most popular commercial alternative to OpenAstra.
Proxyman is Paid and ProprietaryOpenAstra is Free and Open Source
RecipeUI
5 likes
RecipeUI is rethinking how we use API tools like Postman or Insomnia. We're starting off with TypeScript powered API requests and API collections you can run in seconds!
Cost / License
Free
Open Source
Application type
API Client
Alerts
Discontinued
Platforms
Linux
Mac
Windows
Is RecipeUI a good alternative to OpenAstra?
Advanced REST Client
27 likes
API testing tool. Which allows web developers to create and test custom HTTP requests.
Cost / License
Free
Open Source
Application types
API Client
HTTP Client
Origin
Poland
EU
Alerts
Discontinued
Platforms
Mac
Windows
Linux
Chrome OS
AppImageHub
Google Chrome
Chromium
Is Advanced REST Client a good alternative to OpenAstra?
Ad
NativeRest
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...

https://nativesoft.com
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NativeRest
96 likes
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.
Cost / License
Pay once
Proprietary
Application types
HTTP Client
API Client
Origin
United States
Platforms
Mac
Windows
Linux
+9
Is NativeRest a good alternative to OpenAstra?
Kusho
3 likes
Never test your APIs manually again.
62 Kusho alternatives
Cost / License
Free
Proprietary
Origin
United States
Platforms
Visual Studio Code
Mac
Windows
Linux
+2
Is Kusho a good alternative to OpenAstra?
HttpMaster
9 likes
Practical and easy-to-use software tool for testing HTTP applications and services.
Cost / License
Free
Proprietary
Application types
HTTP Client
API Client
Platforms
Windows
+7
Is HttpMaster a good alternative to OpenAstra?
Hurl
7 likes
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.
36 Hurl alternatives
Cost / License
Free
Open Source
Application types
API Client
HTTP Client
Origin
France
EU
Platforms
Mac
Windows
Linux
Is Hurl a good alternative to OpenAstra?
ArdorQuery
1 like
ArdorQuery is a cross-platform tool for performing any HTTP(S) endpoints like REST API, HTML, Images, GraphQL, OData etc.
Cost / License
Free
Open Source
Application types
API Client
HTTP Client
Platforms
Mac
Linux
Flathub
Is ArdorQuery a good alternative to OpenAstra?
gRPC
1 like
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
Origin
United States
Platforms
Self-Hosted
Is gRPC a good alternative to OpenAstra?
Chapar
Like
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.
Cost / License
Free
Open Source
Application types
API Client
HTTP Client
Platforms
Mac
Linux
+4
Is Chapar a good alternative to OpenAstra?
Stoplight
12 likes
Stoplight is an API Design, Development, and Documentation platform that enables consistency, reusability, and quality, all with an easy, enjoyable developer experience.
Cost / License
Freemium (Subscription)
Open Source
Application type
API Client
Origin
United States
Platforms
Mac
Windows
Linux
Online
Is Stoplight a good alternative to OpenAstra?
Treblle
3 likes
Treblle is a federated API Intelligence platform delivering full API visibility, security, and control from one integration point.
Cost / License
Freemium (Subscription)
Proprietary
Origin
Croatia
EU
Platforms
Mac
Windows
Online
Android
iPhone
Android Tablet
iPad
Software as a Service (SaaS)
Is Treblle a good alternative to OpenAstra?
Treblle is the most popular iPad, SaaS & Android Tablet alternative to OpenAstra.
Treblle is Freemium and ProprietaryOpenAstra is Free and Open Source
Treblle is Lightweight and Privacy focusedOpenAstra is not according to our users