
NASM
flat assembler
Easy code
Pelles C
JWasm
Yasm is a complete rewrite of the NASM assembler.

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, Yasm seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | yasm.tortall.net | whitekit.dev |
| Pricing | ||
| Platforms | — | |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Yasm 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.
Spelunky Classic! Mod Review- YASM 1.7
More videos
No WhiteKit.dev videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Yasm 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.


Trust me, at least on Intel, you do not want to write assembly inside your C/C++ code, unless it's just a couple of lines. The usual AT&T syntax will drive you nuts, and the additional syntax for embedding assembly only adds to the... - Source: Hacker News / almost 3 years ago
Things like yasm only have tasm support...not sure if that will be enough in your case. Source: over 4 years ago
Can also recommend the rewrite of NASM, YASM. https://yasm.tortall.net/. - Source: Hacker News / almost 5 years ago
Tracking WhiteKit.dev since Aug 2026.
When comparing Yasm and WhiteKit.dev, you can also consider the following products.

The Netwide Assembler, NASM, is an 80x86 and x86-64 assembler designed for portability and...
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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
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A fast and efficient self-assembling x86 assembler for DOS, Windows and Linux.
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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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Easy Code is the visual assembly programming environment made to build 32-bit Windows applications.
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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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