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

Postman
Insomnia REST
Bruno
Hoppscotch
Apidog
ReadMe
API Fortress
Local-first API development platform. 10x less RAM than Postman. Open source.

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 | github.com | apiark.dev |
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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.


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


Share your experience with using fx and ApiArk. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 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
Tracking ApiArk since Mar 2026.
When comparing fx and ApiArk, you can also consider the following products.

jello is a command line tool that filters JSON data using pure python syntax.
Compare jello to fx or ApiArk:



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.
Compare Insomnia REST to fx or ApiArk:

jq is like sed for JSON data - you can use it to slice and filter and map and transform structured...
Compare jq to fx or ApiArk:

Bruno is a Git-integrated, fully offline, and open-source API client
Compare Bruno to fx or ApiArk: