Hero Studios

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HeroOS

A from-scratch operating system built as a genuine alternative to Windows.

Not yet available

In development. Phase 1 kernel only — no public builds yet.

Follow the roadmap
Downloads are provided under the HBBML license. Install instructions are in the documentation. Always verify the SHA-256 checksum of downloaded files.

Version history & known issues

All versions, every note

Every release of HeroOS with its warnings and known errors. The table above lets you download any version's files.

Phase 1 2026-06-20 Download files →

Kernel core

  • Paging, heap, GDT/TSS, IDT, PIC/PIT
  • 10 self-tests passing
  • Boots to a boot banner
No public builds yet — development milestone
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