hfiref0x Blog

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Syscall Table Reference

Explore comprehensive syscall tables for various Windows architectures and versions. Each table includes detailed information, perfect for researchers, reverse engineers, and developers.

x86-64 NT6+ (includes NT 5.2 bonus)

• KiServiceTables
  Core NT kernel system calls.
• W32pServiceTables
  Windows GUI subsystem calls.

x86-64 NT10

• KiServiceTables
• W32pServiceTables
• IUM
  Isolated User Mode syscall table.

ARM64

• KiServiceTables
• W32pServiceTables

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Blog Posts

Making ReactOS Great Again: Interlude (2025)

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Related Project

• SyscallTables on GitHub
  Source code and tools for extracting and analyzing Windows syscall tables.

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About

This site is maintained by hfiref0x.
For updates and new research, check back regularly or follow my GitHub profile.

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All resources are provided for educational and research purposes.