The work behind the work.
Longer stories about pieces of AmigaChrome and the Open family: what we built, what went wrong and how we fixed it.
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Closed and open, side by side
Every closed part an Amiga relies on today, from the Kickstart ROM to PowerPC boards, next to the open part we are writing to replace it.
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ACFS · 15 October 2026Your Amiga's hard disk is a folder
No disk images: ACFS makes a folder on your PC behave like a real Amiga hard disk, with protection bits, comments and locks. How it works, and what we measured.
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AC090 · 15 October 2026Why our CPU is a 68040
The AC090 is the 68k CPU we wrote ourselves. Why it is a 68040, how Emu68 got there first, what we have measured, and the AC090-lite.
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OpenBench · 15 October 2026Search that leaves your disk alone
Find any file as you type, with no crawler: OpenBench search learns from what you already do, writes only what changed and stays quick on a 68020.
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Open ROM · 14 October 2026A free Amiga OS: what's done, and what's left
Our all-open ROM now boots to a Shell. We counted all 300 parts of AmigaOS 3.2 against our own code, and list the eight biggest gaps that remain.
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Developer tools · 14 October 2026ACKitchen: write it, cook it, serve it to an Amiga
The development lab inside Cradle: pick a stove and a CPU, cook on your PC in seconds and serve the program straight into a running Amiga.
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Toolchain · 14 October 2026GCC 16.2 for the Amiga, fixed properly
OpenAmigaGCC, our port of GCC 16.2 to AmigaOS 3.x, and the 21 bugs we fixed in the compiler, its C library and its threads to get there.
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