
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.

Typora
StackEdit
Markdown by DaringFireball
Dillinger
Rentry.co
HedgeDoc
MacDown
MarkdownPad is a full-featured Markdown editor for Windows. Features:

Which is more popular?
Based on our record, MarkdownPad seems to be more popular. It has been mentioned 2 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | whitekit.dev | markdownpad.com |
| Pricing | — | |
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


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,...
No description of MarkdownPad yet.
What each product offers, as listed by its team.


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


No analysis of WhiteKit.dev yet.
Overall verdict
Why this product is good
Recommended for
Users who need a straightforward and familiar interface for Markdown editing might find MarkdownPad appealing. However, considering its discontinued status, it is recommended for users who specifically want a classic MarkdownPad experience or those working in an environment where other editors are not feasible. For most users, seeking an active alternative would be more advisable.
Walkthroughs and reviews on video.
No WhiteKit.dev videos yet. You could help us improve this page by suggesting one.
MarkdownPad quick demo
How often each product is chosen within a category, 0–100% relative to the other.


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


Tracking WhiteKit.dev since Aug 2026.
(Opened article in Reader mode in browser, copied it, pasted into Markdownpad, cleaned up article (removed image captions, MORE: lines), made the whole article a quote, and pasted here in the comments.). Source: over 4 years ago
(I used http://markdownpad.com/ to quickly format the quoted article for posting here on Reddit). Source: over 4 years ago
When comparing WhiteKit.dev and MarkdownPad, you can also consider the following products.

Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON
Compare JSONFormatter.org to WhiteKit.dev or MarkdownPad:


Code Beauty’s JSON Validator or JSON Lint is easy to use tool to copy, paste and validate JSON data.
Compare Code Beautify JSON Validator to WhiteKit.dev or MarkdownPad:

Full-featured, open-source Markdown editor based on PageDown, the Markdown library used by Stack Overflow and the other Stack Exchange sites.
Compare StackEdit to WhiteKit.dev or MarkdownPad:

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.
Compare FreeFormatter to WhiteKit.dev or MarkdownPad:

Text-to-HTML conversion tool/syntax for web writers, by John Gruber
Compare Markdown by DaringFireball to WhiteKit.dev or MarkdownPad: