NASM
Yasm
Easy code
Pelles C
GNUSim8085
86Box
JWasm
A fast and efficient self-assembling x86 assembler for DOS, Windows and Linux.
CodeUtil.dev
SamToolkit
Base64Encode.dev
DevsBox
JSONFormatter.org
DevToolKit.site
CodifyFormatter.org
Fast, free developer tools. JSON formatter, Base64, JWT, Regex and more. Runs 100% in your browser.

Which is more popular?
Based on our record, flat assembler seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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flat assembler
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CodeTray.dev
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| Website | flatassembler.net | codetray.dev |
| Listed in |
What each product offers, as listed by its team.
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An editorial look at what each product does well and who it suits.
No analysis of flat assembler yet.
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How often each product is chosen within a category, 0–100% relative to the other.
Share your experience with using flat assembler and CodeTray.dev. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.
Oh neat! Thanks for the link, I hadn't heard of fasmg before. It looks like fasmg builds up from the byte level, so it would only work for architectures that use 8-bit words. Torque builds up from the bit level, so it can assemble code... - Source: Hacker News / over 1 year ago
Tracking CodeTray.dev since Jun 2026.
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