
Postman
Insomnia REST
Hoppscotch
Bruno
Requestly
RapidAPI for Mac
soapUI
Rest API client for VS Code, lightweight Postman alternative

jello
JSON Crack
jq
JSON Editor Online
JSON to CSV Online
json-log-viewer
Boop
Command-line JSON processing tool

Which is more popular?
Based on our record, fx seems to be more popular. It has been mentioned 21 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | thunderclient.com | github.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
No analysis of fx yet.
Walkthroughs and reviews on video.
Thunder Client - API testing right inside VSCode
More videos
Suzuki FX | Suzuki Alto First Generation: Owner Review: Price, Specs & Features | PakWheels
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Thunder Client and fx. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


This free, feature-rich extension integrates seamlessly with VSCode, making it ideal for developers who prefer a unified environment. Thunder Client offers collection management, environment variables, and basic...
Thunder Client is a Vscode Postman alternative that runs as a Visual Studio Code extension (not open source). Its design focuses on simple and efficient HTTP clients while constructing or connecting with APIs. Thunder...
Thunder Client is a VS Code extension focusing on being a simple and efficient HTTP client while building or integrating with APIs. It supports collections as a way to group relevant requests. Moreover, ThunderClient...
We have no reviews of fx yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Tracking Thunder Client since Mar 2021.
I think there is a name clash here, I like fx the json viewer https://github.com/antonmedv/fx (20.6k star on gh). - Source: Hacker News / about 2 months ago
Fx improves this with an interactive JSON processor made for developers. It combines viewing capabilities with powerful transformation functions that make complex data manipulation simple. - Source: dev.to / over 1 year ago
Coincidentally, yesterday I decided I needed a JSON TUI and landed on fx (https://github.com/antonmedv/fx), which seems to have come out of the Wave terminal project and looks quite similar... - Source: Hacker News / almost 2 years ago
When comparing Thunder Client and fx, you can also consider the following products.


jello is a command line tool that filters JSON data using pure python syntax.
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Design, debug, test, and mock APIs locally, on Git, or cloud. Build better APIs collaboratively for the most popular protocols with a dev‑friendly UI, built-in automation, and an extensible plugin ecosystem.
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jq is like sed for JSON data - you can use it to slice and filter and map and transform structured...
Compare jq to Thunder Client or fx: