
JSONFormatter.org
JSON Formatter & Validator
JSON Editor Online
FreeFormatter
Code Beautify JSON Validator
CodeBeautify
DevToys
JSON Lint is a web based validator and reformatter for JSON, a lightweight data-interchange format.

Convert Case
ConvertCase.help
TextWizHub
TextCaseChanger
NexoText
Convert Case Tool
CaseConverter.cc
18 free, private, client-side text tools. Word counter, case converters, reading time, remove duplicates, Base64 encoder, and more. No signup required.

Which is more popular?
Based on our record, JSONLint seems to be more popular. It has been mentioned 138 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | jsonlint.com | textutils.app |
| Pricing | — | |
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What each product offers, as listed by its team.


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 TextUtils.app yet.
How often each product is chosen within a category, 0–100% relative to the other.


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


I've been maintaining jsonlint.com for years. It's a simple JSON validator that I enjoy hacking on every now and then. Nothing fancy, just a useful tool that developers seem to appreciate. - Source: dev.to / 8 months ago
Note: It is crucial that your batchinput.jsonl file is correctly formatted. You can use online JSON formatters and validators like jsonformatter.org or jsonlint.com to verify its integrity before proceeding. - Source: dev.to / 12 months ago
Online Tools: Websites like JSONLint or jsonformatter.org let you paste JSON and get a minified version instantly. - Source: dev.to / about 1 year ago
Tracking TextUtils.app since Jul 2026.
When comparing JSONLint and TextUtils.app, you can also consider the following products.

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Instantly convert text to UPPERCASE, lowercase, Title Case, sentence case, and more - free, fast, and no sign-up required.
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The JSON Formatter was created to help with debugging.
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Convert text to any case format instantly. Uppercase, lowercase, title case, camelCase, snake_case, and more.
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View, edit and format JSON online
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Explore 30+ free online text tools for cleaning, converting, and analyzing text. Fast, private, no signup needed. Works entirely in your browser.
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