
DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
IT Tools
120 free browser-based developer utilities. No sign-up required.

fx
jq
VisiData
DSQ
Jsonnet
JSON Crack
yq
jello is a command line tool that filters JSON data using pure python syntax.

Which is more popular?
Based on our record, jello seems to be more popular. It has been mentioned 20 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | devtoolstack.io | github.com |
| Pricing | — | |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
Walkthroughs and reviews on video.
No DeveloperToolStack videos yet. You could help us improve this page by suggesting one.
Koolaid Gels Jello Review
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DeveloperToolStack and jello. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DeveloperToolStack since Aug 2026.
Jello let’s you use python syntax with dot notation without the stdin/stdout/json.loads boilerplate. https://github.com/kellyjonbrazil/jello. - Source: Hacker News / about 3 years ago
A couple more alternatives: https://github.com/kellyjonbrazil/jello. - Source: Hacker News / about 3 years ago
Yep, you can create a filter in jq to do that. Alternatively, if you prefer Python syntax you could try jello, which works like jq but is really Python under the hood. (I am also the author of jello). Source: over 3 years ago
When comparing DeveloperToolStack and jello, you can also consider the following products.

A collection of developer tools in one place in your browser
Compare DevTools Advanced to DeveloperToolStack or jello:


Free, no-signup developer tools for technical SEO: robots.txt, sitemap.xml and .htaccess generators, plus practical guides. Everything runs in your browser.
Compare FullStackToolkit to DeveloperToolStack or jello:

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

Free, no-signup calculators for the money side of building software and freelancing
Compare DevFinanceTools to DeveloperToolStack or jello:

Interactive multi-tool for tabular data in the console
Compare VisiData to DeveloperToolStack or jello: