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Work-in-Progress: List of inofficial builds

The purpose of this list is to track down regressions introduced in newer builds that were not there in older builds. By finding the last known-to-work build, we have a better chance to hunt down problems. The name of the build can be checked in the "About & Help" menu of the core.

Version 2

Name Date Commit Comment
WIP-V2-A1 07/25/26 232c584 Authentic A500 sound: A500 Filter + LED Filter (both default on) and a Stereo Mix option. Master volume control (perceptual loudness taper).
WIP-V2-A2 07/26/26 032aec2 Hardware Floppy (read-only): First attempt to use the built-in disk drive to read real Amiga disks
WIP-V2-A3 08/04/26 4a394aa Up to three floppy drives (df0:, df1:, df2:) that are either .adf disk images or the built-in MEGA65 drive reading real Amiga disks (issue #17)
WIP-V2-A4 08/07/26 9b996fb Improved hardware drive instrumentation / debugging capabilities
WIP-V2-A5 08/08/26 20b9219 More robust reading of older floppy disks due to DPLL data separator
WIP-V2-A6 08/15/26 cfd3cde More robust reading of older floppy disks due to sync-seam fix, WORDSYNC-conditional framing hold
WIP-V2-A7 08/25/26 183eb1d Improved hardware FDD debugging instruments
WIP-V2-A8 08/28/26 40263eb FDD reading improved: DSKBYTR observation surface (for example for Rob Northen Copylock reads)
WIP-V2-A9 08/31/26 3edf736 Physical disk writing implemented
WIP-V2-A10 09/22/26 e6546d9 Added DVI option (issue #25). Only one drive (df0: in ADF mode) per default for maximum compatibility (issue #29).
WIP-V2-B1 10/07/26 f820f75 First Version 2 beta. Four chipset fixes backported from the MiSTer Minimig core: CIA timer count modes, blitter fill-mode freeze, VHPOSR beam-position readback, interlace field flag (issue #28).
WIP-V2-B2 10/11/26 f4b5fdb Second Version 2 beta. Hires screens (Workbench, text adventures) in full detail on analog VGA in the Standard VGA mode (issues #35, #36).

Version 1

Name Date Commit Comment
WIP-V1-A1 06/10/26 fcf0a90 First sign of life: THE HAND. No disk drive support, yet.
WIP-V1-A2 07/03/26 61f4106 Disk drive support, Amiga mouse support, HDMI scaling filters with Lanczos default, versioned config file
WIP-V1-A3 07/04/26 4d9c44e Interlace support: Deinterlacing on HDMI (laced screens like 640x512 Workbench and demo parts no longer flicker). VGA modes: Standard (31 kHz) or retro 15 kHz RGB with HS/VS or CSYNC for CRTs/SCART. Right and middle mouse button work with active mouse adapters (mouSTer, MicroTom, etc.); fixes the inverted right button that stalled Workbench folder loading.
WIP-V1-A4 07/05/26 2dece73 Writable ADF floppy support (issue #1)
WIP-V1-A5 07/08/26 04f231b HDMI and VGA screen adjustment (per Amiga screen mode) via config file and Python tool (issue #5). Added battery-backed real-time clock (issue #13). Removed Non-PAL screen modes.
WIP-V1-A6 07/10/26 0f037b9 HDMI flicker-free (issue #12). Battery-buffered clock (issue #13). Improved keyboard signal faithfulness on CIA-level. Added two official aexp_screen.cfg files with great known-to-work default values. Unmount ADFs by pressing SPACE (issue #16). Fixed F-key issues (#9 and #10).
WIP-V1-A7 07/12/26 3963a84 Configurable keyboard mapping (issue #6). OSM invocation via another key than "Help" (issue #8). Make "Load Screen Config" less confusing (issue #19).
WIP-V1-A8 07/13/26 2725ae1 Fine-tune Amiga and MEGA65 keyboard mapping (issue #6)
WIP-V1-A9 07/13/26 2bbb36c True analog picture position: pan_x/pan_y move the complete analog picture in Standard and both 15 kHz modes by shifting the sync phase (issue #5). User-friendlier aexp_screen_cfg.py.
WIP-V1-A10 07/14/26 6ee1dc5 OSM Scaling
WIP-V1-A11 07/16/26 8039663 Ability to toggle Slow RAM/A501 (issue #20). Beautified OSM Scaling.
WIP-V1-B1 07/18/26 d4af43a Fix Slow RAM re-activation bug (issue #21)
WIP-V1-B2 07/17/26 4dbd272 Improved FPGA's timing headroom (general stability). Improved built-in help. RELEASE CANDIDATE 1.
WIP-V1-B3 07/21/26 31cb282 Improve HyperRAM timing margin (general stability). RELEASE CANDIDATE 2.