This version has the following (notable) new features:

• Support for SCL (TR-DOS) disk images

• TR-DOS MOVE and FORMAT commands are now implemented

• Z80DMA timings are configurable

• New/Updated Commands: .tar, .launcher, .te, .gsc, .drives and .rm

Changelog

[11/11/2020] SD/MMC Driver: Fixed critical bug when extending directories (lordcoxis + reported by SCjoe)
[09/01/2021] auto-LOAD: Copying arguments was using wrong syscall (lordcoxis + reported by UB880D)
[09/01/2021] FAT Driver: Fixed a *critical* bug which corrupted the root directory when the disk was full (lordcoxis + reported by UB880D)
[07/03/2021] Z80DMA: Fixed a bug in the sector write sequence (lordcoxis + reported by LMN128)
[18/03/2021] vDisk: Added support for SCL (TR-DOS) disk images (lordcoxis)
[18/03/2021] TR-DOS: Updated TR-DOS Navigator to V0.75.9b (lordcoxis)
[18/03/2021] TR-DOS: Fixed a bug affecting (at least) "Star Heritage" game (lordcoxis + reported by Alcoholics Anonymous)
[18/03/2021] TR-DOS: Fixed a bug affecting (at least) "Tiratok" demo (lordcoxis + reported by Nihirash)
[19/03/2021] TR-DOS: Fixed a bug affecting (at least) "TASM 4.12" assembler (lordcoxis + reported by Nihirash)
[19/03/2021] TR-DOS: Fixed a bug affecting (at least) "Spectrofon" diskmag (lordcoxis + reported by Nihirash)
[19/03/2021] TR-DOS: Added missing MOVE and FORMAT commands (lordcoxis)
[19/03/2021] NMI: Added support for loading SCL files from the browser (UB880D)
[20/03/2021] NMI: Added HiResColour modes reset on NMI entry and restore on exit (lordcoxis)
[20/03/2021] Z80DMA: Added "DMA_IO" and "DMA_RAM" config parameters to ESXDOS.CFG to set DMA timings (lordcoxis + requested by LMN128)
[25/03/2021] TR-DOS: Fixed a bug that afected SCL images with more than 16 files (lordcoxis)
[25/03/2021] auto-LOAD: Set default colours to black paper + white ink, configurable in ESXDOS.CFG (lordcoxis)
[25/03/2021] BASIC: Fixed 2 bugs related to (patched) 128K ROM support, it should now be (almost) fully usable (lordcoxis)
[25/03/2021] NMI: Visual improvements (UB880D)
[25/03/2021] Commands: Added .tar and updated .launcher (UB880D)
[30/03/2021] Commands: Added .te command (nagydani)
[30/03/2021] Commands: Updated .drives and .rm (Dr. Slump)
[04/04/2021] Tape Emulator: Fixed a critical bug when attaching .tap files that would cause all sorts of instability (lordcoxis+UB880D)
[04/04/2021] Kernel: Saved HL, IX and IY registers before RTC.SYS call (UB880D)
[04/04/2021] TR-DOS: Fixed a bug affecting (at least) "ZX-Format" diskmag (lordcoxis + reported by Nihirash)
[11/04/2021] BASIC: Fixed X_PTR overwrite on outside syscall entry (lordcoxis + reported by UB880D and SCjoe)
[17/04/2021] Commands: Added .gsc command (Nihirash)

[11/11/2020] SD/MMC Driver: Fixed critical bug when extending directories (lordcoxis + reported by SCjoe)
[09/01/2021] auto-LOAD: Copying arguments was using wrong syscall (lordcoxis + reported by UB880D)
[09/01/2021] FAT Driver: Fixed a *critical* bug which corrupted the root directory when the disk was full (lordcoxis + reported by UB880D)
[07/03/2021] Z80DMA: Fixed a bug in the sector write sequence (lordcoxis + reported by LMN128)

This version has the following (notable) new features:

• BIN variant added to SAVE command

• Variable support in GO TO command

• Parity check is disabled by default when loading .TAPs

• New/Updated Commands: .sercp, .scl2trd, .cal, .date, .strings

Changelog

[23/02/2020] MB03+: Sped up CheckDMA routine using hardware LIFO stack (lordcoxis)
[23/02/2020] NMI: Added SAA1099 silencer on NMI entry (lordcoxis)
[04/04/2020] NMI: Silence (up to) 3x AYs on NMI entry (lordcoxis)
[04/04/2020] NMI: Added ULAPlus pallette reset on entry and restore on exit (lordcoxis)
[05/04/2020] BASIC: Added variable support in GO TO command, ie "GO TO a$" and "GOTO hd1;a$" (lordcoxis + requested by SCjoe)
[06/04/2020] Kernel: Fixed bug in M_GETSETDRV related with SYS ("$") drive (lordcoxis + reported by Dr. Slump)
[07/04/2020] BASIC: Added BIN variant to SAVE command - like CODE but doesn't write a header (lordcoxis + requested by SCjoe)
[10/04/2020] Commands: Fixed .128 command which got broken in v0.8.7 (lordcoxis + reported by nagydani)
[10/04/2020] Tape Emulator: Added "ParityCheck" parameter to ESXDOS.CFG, which determines if parity is checked when loading .TAPs (lordcoxis + requested by SCjoe)
[10/04/2020] Commands: Added .scl2trd command (Nihirash)
[01/05/2020] Commands: Updated .sercp to v0.5 (Pavel Vymetalek)
[23/05/2020] NMI: Fixed AY silencer routine (lordcoxis + reported by LMN128 & SCjoe)
[23/05/2020] Kernel: Fixed another infinite loop when ESXDOS.SYS can't be loaded (lordcoxis + reported by UB880D)
[23/02/2020] NMI: Added GS silencer on NMI entry (lordcoxis + help from moroz1999)
[24/05/2020] Commands: Added .cal, .date and .strings commands (UB880D)
[24/05/2020] MB03+: Added special MB03+ esxDOS logo (K-0s)

This version has the following (notable) new features:

• Experimental Z80 DMA (Z8410) I/O support (enabled in ESXDOS.CFG - please test and report)

• New "utime" syscall

• New/Updated Commands: .dfwload, .more, .dumpmem and .sercp

Changelog:

[24/05/2018] FAT Driver: Fixed a bug that prevented writing the EEPROM to disk (lordcoxis + reported by ub880d)
[30/06/2018] Commands: Added .dfwload (ub880d)
[03/11/2018] NMI: Slightly changed keyboard routine to reduce key bounce on unreliable keyboards (ub880d)
[19/01/2019] FAT Driver: Fixed a critical bug (introduced in v0.8.6) when creating directory entries on DivMMC (lordcoxis + reported by Ben Versteeg)
[19/01/2019] Kernel: Added experimental Z80DMA (on port $0B) driver for I/O operations, configurable via ESXDOS.CFG file (lordcoxis + LMN128)
[19/01/2019] Commands: Updated .more and .dumpmem commands (ub880d)
[19/01/2019] TR-DOS: Added $052E trap, which fixes Headball GS (lordcoxis + reported by Hood)
[16/03/2019] FAT: Added utime() syscall (lordcoxis + requested by Pavel Vymetalek)
[17/03/2019] FAT: Fixed utime() syscall (ub880d)
[26/03/2019] Commands: Added .sercp (Pavel Vymetalek)
[19/04/2019] Kernel: Fixed M_DOSVERSION syscall (lordcoxis + ub880d)
[15/06/2019] Kernel: Fixed infinite loop when ESXDOS.SYS cannot be loaded (lordcoxis + reported by UB880D)
[16/06/2019] Flasher: Added MB03+ IDE/MMC flasher (LMN128)
[16/06/2019] Kernel: Fixed crash when no device is present (lordcoxis)

https://zx.itch.io/derbypro

Brief overview:

* Full esxDOS support in all modes.
* Recompiled version of the Spanish 128 BASIC editor with all the usual extra features plus:
   * ULAplus support (default palette and PALETTE command).
   * 6 channel PLAY command.
* 100% compatible 48 mode (uses the original ROM, locks paging).
* Built-in diagnostic ROM (works with divMMC/divIDE enabled).
* Access NMI browser from the menu.
* TR-DOS menu.

Changelog:

[12/06/2013] auto-LOAD: Changed auto-LOAD mechanism to be more transparent, and fixed bug that affected SQ-Tracker, RETURN from TR-DOS (lordcoxis + reported by Factor 6/Velesoft)
[12/06/2013] TR-DOS: Fixed a bug that affected TR-DOS Navigator (code version), related to TR-DOS version detection (lordcoxis + reported by Velesoft)
[14/06/2013] NMI: Fixed bug when pressing NMI without system loaded (lordcoxis + reported by Velesoft)
[14/06/2013] TR-DOS: Added a workaround to make Outrun Europa .TRD load as it calls 48k ROM from interrupt (lordcoxis + reported by Ilyad)
[20/06/2013] TR-DOS: Added a few missing routines to add more compatibility (lordcoxis based on several bug-reports)
[20/06/2013] TR-DOS: Added a new option "AlwaysBoot", which can be set to enable the loading of a custom TR-DOS Boot file when none is present in the disk. Included TR-DOS Navigator (code version) with the authors permission (lordcoxis + thanks to Velesoft)
[25/06/2013] TR-DOS: Fixed long delay when detecting drive/disk using #3d2f calls (lordcoxis)
[08/07/2013] NMI: Changed 128kB RAM bank detection to use random bytes instead of a fixed string (lordcoxis + reported by Velesoft)
[08/07/2013] Kernel: Fixed a crash when a .command returned to BASIC with a custom error string (lordcoxis + reported by John Barker)
[09/07/2013] NMI: Fixed a bug in NMI entry which could corrupt AF and R in some circumstances (lordcoxis)
[09/07/2013] NMI: TR-DOS paged byte was being set with an invalid value in 128kB snapshots, which led to the snapshots not loading on certain emulators (ub880d + reported by ZXHistory on WOS)
[13/07/2013] TR-DOS: Added experimental Beta 48 (CAS and CBI) support (lordcoxis + thanks to Flavio Matsumoto)
[21/09/2013] FAT Driver: Fixed a bug in the handling of FAT32 volumes - when the last cluster was set to $FFFFFFFF in the FSINFO sector, writing was not possible (lordcoxis)
[21/11/2013] Kernel: Added RTC.SYS support (lordcoxis)
[13/08/2016] auto-LOAD: Added POKE 23388,16 to auto-LOAD syscall to improve 128k compatibility (lordcoxis + reported by ub880d and velesoft)
[30/06/2017] Kernel: Removed v6Z80P Turbo I/O routine as it caused COVOX interference (lordcoxis + reported by various)
[07/10/2017] BASIC: Loading a BASIC program sometimes wouldn't clear the existing one (lordcoxis + reported by Andrew Owen)
[07/10/2017] auto-LOAD: Fixed FLAGS variable (ub880d + reported by ellvis)
[07/10/2017] Kernel: Fixed wrong calculation of parameters pointer in M_EXECCMD (lordcoxis + reported by ub880d)
[10/10/2017] FAT Driver: Fixed carry flag set on return from F_FGETPOS (lordcoxis + reported by ub880d)
[17/02/2018] Commands: Added .128 command to test 128K mode using Velesoft's "zx128rom-for-divide" ROM (lordcoxis)
[17/02/2018] auto-BOOT: Added preliminary auto-BOOT support (lordcoxis)
[07/03/2018] Commands: Added .playpt3 (replaces old command since this one also plays 6 channel tunes) and .playtfm commands (tygrys)
[07/03/2018] Kernel: M_EXECCMD was still broken when there were no parameters for executed command (ub880d)
[07/03/2018] auto-BOOT: Caps Shift changes the autoboot setting with a XOR 3 (lordcoxis + suggested by Carlos Sanchez)
[07/03/2018] Kernel: Added possibility to use full path to command in M_EXECCMD if path begins with "/" (ub880d)
[09/03/2018] Commands: Added .rm, .hexview and .drives commands (Dr. Slump)
[09/03/2018] Commands: Added improved .ls, .tapein, .tapeout, fixed .partinfo and new .launcher (ub880d)
[09/03/2018] Commands: Added .mktrd (laesq)
[10/03/2018] Commands: Added improved .partinfo (ub880d)
[12/05/2018] auto-BOOT: Load /SYS/AUTOBOOT.BAS directly instead of changing CWD to /SYS (lordcoxis + reported by various)
[13/05/2018] FAT Driver: Fixed a long standing bug, where the last directory entry created in a sector was corrupted (lordcoxis + reported by Carlos Sanchez)
[13/05/2018] NMI: Added empty TMP folder to archive, for lazy people (lordcoxis)
[15/05/2018] FAT: Clear whole clusters when creating directory entries, instead of just the next sector (lordcoxis/ub880d + reported by cygnus, z00m)

LaesQ

[12/06/2013] auto-LOAD: Changed auto-LOAD mechanism to be more transparent, and fixed bug that affected SQ-Tracker, RETURN from TR-DOS (lordcoxis + reported by Factor 6/Velesoft)
[12/06/2013] TR-DOS: Fixed a bug that affected TR-DOS Navigator (code version), related to TR-DOS version detection (lordcoxis + reported by Velesoft)
[14/06/2013] NMI: Fixed bug when pressing NMI without system loaded (lordcoxis + reported by Velesoft)
[14/06/2013] TR-DOS: Added a workaround to make Outrun Europa .TRD load as it calls 48k ROM from interrupt (lordcoxis + reported by Ilyad)
[20/06/2013] TR-DOS: Added a few missing routines to add more compatibility (lordcoxis based on several bug-reports)
[20/06/2013] TR-DOS: Added a new option "AlwaysBoot", which can be set to enable the loading of a custom TR-DOS Boot file when none is present in the disk. Included TR-DOS Navigator (code version) with the authors permission (lordcoxis + thanks to Velesoft)
[25/06/2013] TR-DOS: Fixed long delay when detecting drive/disk using #3d2f calls (lordcoxis)