
CyberChef
DevToys
CodeTray.dev
CodifyFormatter.org
DevToo.dev
Aptdot Developer Utilities
Lehuoliaoyu ToolHub
Fast, private developer tools in your browser. JSON formatter, Regex tester, Cron generator, and 17 more.

Bark.com
FASM
flat assembler
Easy code
Pelles C
Yasm
JWasm
The Netwide Assembler, NASM, is an 80x86 and x86-64 assembler designed for portability and...

Which is more popular?
Based on our record, NASM seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | codeutil.dev | nasm.us |
| Pricing | ||
| Listed in |
In their own words, as submitted to SaaSHub.


CodeUtil.dev is a collection of 20+ browser-based developer tools. JSON formatter & validator, regex tester, cron expression generator, Base64 encoder/decoder, JWT debugger, URL parser, hash generator, and more. Everything runs client-side — no data leaves your browser. No sign-up needed,...
No description of NASM yet.
What each product offers, as listed by its team.


Possible disadvantages
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 NASM yet.
Walkthroughs and reviews on video.
No CodeUtil.dev videos yet. You could help us improve this page by suggesting one.
Why you should NOT get the NASM CPT || Certification
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing CodeUtil.dev and NASM.
CodeUtil.dev's answer
CodeUtil.dev runs entirely in the browser — all processing happens on your device, so your data never touches a server. It bundles 20+ tools (JSON, regex, Base64, JWT, cron, hashing, and more) under one roof with zero sign-up. Just open the page and start working.
Share your experience with using CodeUtil.dev and NASM. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking CodeUtil.dev since Mar 2026.
So in the rest of this article, I'll explain how I built NASMServer, the 95% NetWide assembly web server that runs douxx.tech. - Source: dev.to / 7 months ago
Try https://nasm.us/ as a modern way to use assembly. Source: over 3 years ago
Assembly is machine specific, have a look at NASM for a more generic assembly language. https://nasm.us/. Source: over 3 years ago
When comparing CodeUtil.dev and NASM, you can also consider the following products.


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A collection of converters, formaters, encoders, generators and other tools for your Windows desktop.
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Open source self-assembling assembler supporting multiple operating systems.
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Fast, free developer tools. JSON formatter, Base64, JWT, Regex and more. Runs 100% in your browser.
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A fast and efficient self-assembling x86 assembler for DOS, Windows and Linux.
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