Operating systems › Other notable systems › ReactOS
ReactOS
1998
An open-source operating system that aims to be binary-compatible with Windows applications and drivers, recreating the NT architecture.
Reference & documentation
External technical references for programming ReactOS and for writing emulators.
| Resource | Type | Notes |
|---|---|---|
| Microsoft PE Format Specification ↗ | Format | Canonical PE/COFF executable format used by ReactOS |
| ReactOS Architecture ↗ | Programming | Kernel, Win32, drivers, subsystems developer overview |
| ReactOS Nightly Builds ↗ | ROMs | Boot and Live CD ISO images, all builds |
| ReactOS 0.4.14 ISO (Internet Archive) ↗ | ROMs | Archived installable and Live ReactOS ISO images |
| ReactOS Doxygen Code Browser ↗ | Reference | Daily cross-referenced source and API browser |
| NTAPI Undocumented Functions ↗ | Reference | Native syscall (Nt/Zw) API reference and structures |
| Geoff Chappell: Native API Functions ↗ | Reference | Native ntdll functions with per-version availability table |
| NtDoc Native API Reference ↗ | Reference | Native API functions, structs, ABI field offsets |
| ReactOS Source Code (GitHub) ↗ | Source | Full NT-compatible OS source: ntoskrnl, hal, drivers |