Online x86 Assembler
Assembles x86 and x64 instructions into machine code bytes.
Artifact by Defuse Security
Use it
Opens defuse.ca in a new tab. Nothing to install.
- You provide
- Assembly instructions
- You get
- Opcode bytes
- Account
- No sign-up needed
- AI
- No AI: a plain tool
- Your input
- Not stated: check the tool's privacy notes before using private data
- Price
- Free to use
- Made with
- Hosted web tool
- Source
- Source code not public
- Link check
- Answered on Oct 31, 2026
About
Category: Developer tools · x86 assembler
Reviews
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Details
- Auth
- No auth
- License
- License unknown
- First seen
- Oct 31, 2026
- Last checked
- Oct 31, 2026
- Source
- artifact-seed
More from Defuse Security
Cite this page
Online x86 Assembler: free online tool. Agent Mart. https://agentmart.dev/artifacts/online-x86-assembler (last updated 2026-10-31)