
YAML
Protocol Buffers
Messagepack
Eno
Avro
XML
Starship (Shell Prompt)
TOML - Tom's Obvious, Minimal Language

JSONFormatter.org
Code Beautify JSON Validator
FreeFormatter
CyberChef
IT Tools
CodeBeautify
CodeSwissKnife
55 free formatters, converters, generators, and reference tools for developers — JSON, Base64, JWT, regex, hashes, subnets. Nothing you paste is ever uploaded.
Which is more popular?
Based on our record, TOML seems to be more popular. It has been mentioned 12 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | whitekit.dev |
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| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of TOML yet.
WhiteKit brings together 55 developer tools in one place: formatters (JSON, XML, SQL, YAML), converters, security utilities (JWT, hashing, encoding), network calculators, and text tools. Everything runs 100% client-side. Your data never leaves your device, so you can safely paste API keys,...
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
JuliaCon 2019 | Pkg, Project.toml, Manifest.toml and Environments | Fredrik Ekre
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


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


Some 15 years ago, I made a small configuration language: https://github.com/Respect/Config/blob/master/docs/README.md -- You could say that is just a coincidence, and it's an obvious idea that anyone could have had. But then again, also... - Source: Hacker News / over 1 year ago
Black uses by default the pyproject.toml file. This file contains a section for each different tool we want to use. The use of a configuration file like pyproject.toml is quite a good choice and helps the contributors to use the same... - Source: dev.to / over 2 years ago
Accessing the rest of the relevant variables is based on the various sections in the toml file. For example, referencing the Production Service Account (SA) will be by accessing the SERVICE_ACCOUNT variable which is under the [prd]... - Source: dev.to / over 4 years ago
Tracking WhiteKit.dev since Aug 2026.
When comparing TOML and WhiteKit.dev, you can also consider the following products.


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A method for serializing and interchanging structured data.
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Code Beauty’s JSON Validator or JSON Lint is easy to use tool to copy, paste and validate JSON data.
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Freeformatter is a platform that contains free online tools for developers, including formatters (json, html, xml, sql, etc.), minifiers (css, javascript), compactors, validators, and much more.
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