Roster HTTP Client AlternativesHTTP Clients and other similar apps like Roster HTTP Client

Roster HTTP Client is described as 'Modern HTTP client for GNOME with GTK 4 UI, supports GET/POST/PUT/DELETE, custom headers, secure environment variables, projects, request history, cURL export, and syntax highlighting' and is a HTTP Client in the development category. There are more than 10 alternatives to Roster HTTP Client for a variety of platforms, including Linux, Mac, Windows, Flathub and Flatpak apps. The best Roster HTTP Client alternative is Bruno, which is both free and Open Source. Other great apps like Roster HTTP Client are Postman, Insomnia REST Client, Yaak and Insomnium.

More about Roster HTTP Client

Roster HTTP Client alternatives page was last updated Jan 23, 2026

Bruno
45 likes
Bruno is a new and innovative open source API client, aimed at revolutionizing the status quo represented by Postman, Insomnia and similar tools out there.
32 Bruno alternatives
Cost / License
Freemium (Pay once)
Open Source (MIT)
Application types
API Client
HTTP Client
Origin
United States
Platforms
Mac
Windows
Linux
Snapcraft
Flathub
Visual Studio Code
Is Bruno a good alternative to Roster HTTP Client?
Bruno is the most popular Windows, Mac & Linux alternative to Roster HTTP Client.
Bruno is the most popular Open Source & free alternative to Roster HTTP Client.
Bruno is Freemium and Open SourceRoster HTTP Client is Free and Open Source
Bruno is LightweightRoster HTTP Client is not according to our users
Postman
177 likes
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.
90 Postman alternatives
Cost / License
Freemium (Subscription)
Proprietary
Application types
API Client
HTTP Client
Origin
United States
Platforms
Mac
Windows
Linux
Online
Chrome OS
Google Chrome
Flathub
Flatpak
Snapcraft
+3
Is Postman a good alternative to Roster HTTP Client?
Postman is the most popular Web-based alternative to Roster HTTP Client.
Postman is Freemium and ProprietaryRoster HTTP Client is Free and Open Source
Insomnia REST Client
145 likes
A powerful REST API Client with cookie management, environment variables, code generation, and authentication for Mac, Window, and Linux.
83 Insomnia REST Client alternatives
Cost / License
Freemium (Subscription)
Open Source (Apache-2.0)
Application types
API Client
HTTP Client
Origin
United States
Platforms
Mac
Windows
Linux
Flathub
Flatpak
+2
Is Insomnia REST Client a good alternative to Roster HTTP Client?
Yaak
18 likes
The API client for modern developers. Call REST, GraphQL, and gRPC APIs from a simple and intuitive app.
66 Yaak alternatives
Cost / License
Free Personal
Open Source (MIT)
Application types
API Client
HTTP Client
Origin
Canada
Platforms
Mac
Windows
Linux
+1
Is Yaak a good alternative to Roster HTTP Client?
Insomnium
16 likes
Insomnium is a fast local API testing tool that is privacy-focused and 100% local. For testing GraphQL, REST, WebSockets and gRPC. This is a fork of Kong/insomnia.
24 Insomnium alternatives
Cost / License
Free
Open Source (MIT)
Application types
API Client
HTTP Client
Origin
International
Alerts
Discontinued
Platforms
Mac
Windows
Linux
Is Insomnium a good alternative to Roster HTTP Client?
Voiden.md
6 likes
Voiden.md is an offline-first, Git-native API workspace that unifies specs, docs, tests, and mocks using programmable Markdown blocks. Build APIs the way you actually work.
29 Voiden.md alternatives
Cost / License
Free
Proprietary
Application type
API Client
Origin
Netherlands
EU
Platforms
Mac
Windows
Linux
Is Voiden.md a good alternative to Roster HTTP Client?
Cartero
6 likes
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...
Cost / License
Free
Open Source (GPL-3.0)
Application type
HTTP Client
Origin
Spain
EU
Platforms
Linux
Windows
Flathub
Flatpak
Nix Package Manager
Mac
Is Cartero a good alternative to Roster HTTP Client?
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 (BSD-3-Clause)
Application types
API Client
HTTP Client
Platforms
Mac
Linux
+4
Is Chapar a good alternative to Roster HTTP Client?
Posting
2 likes
The modern API client that lives in your terminal.
Cost / License
Free
Open Source (Apache-2.0)
Application types
API Client
HTTP Client
Platforms
Python
BSD
Linux
Mac
Windows
Is Posting a good alternative to Roster HTTP Client?
Hello HTTP
1 like
A cross-platform HTTP client desktop application for testing HTTP and REST APIs, WebSocket, GraphQL (including subscriptions) and gRPC endpoints.
Cost / License
Free
Open Source (Apache-2.0)
Application type
API Client
Platforms
Mac
Windows
Linux
Is Hello HTTP a good alternative to Roster HTTP Client?
Talend API Tester
Like
Talend API Tester makes it easy to invoke, discover and test HTTP and REST APIs.
32 Talend API Tester alternatives
Cost / License
Free
Proprietary
Application type
HTTP Client
Platforms
Google Chrome
+3
Is Talend API Tester a good alternative to Roster HTTP Client?
API Dash
Like
API Dash is a beautiful open-source cross-platform API Client built using Flutter which can help you easily create & customize your API requests, visually inspect responses and generate API integration code. A lightweight alternative to postman/insomnia.
Cost / License
Free
Open Source (Apache-2.0)
Application types
API Client
HTTP Client
Platforms
Windows
Mac
Linux
Debian
Ubuntu
Linux Mint
Fedora
Red Hat Enterprise Linux
CentOS
Is API Dash a good alternative to Roster HTTP Client?