| Date | Change |
| 1/12/2020 | Website completely updated. |
| 17/12/2020 | Updated System COS files COS.ca65 and added Atom COS files Atom_COS.ca65. |
| 20/12/2020 | Added PROMs and EPROMs page. |
| 28/12/2020 | Added SOFTY 1 page. |
| 15/1/2021 | Added my PROMER version 2 PROM Programmer Board firmware. |
| 22/1/2021 | Added SB-Assembler formatted firmware source code for the MK14. |
| 9/2/2021 | DOS Utilities added to DOS page. |
| 10/3/2021 | Added Replica SOFTY 1 Page. |
| 21/3/2021 | Changed all references to Mk14 to MK14 ! |
| 28/3/2021 | Updated PROM data sheets to versions with programming info. |
| 22/5/2021 | Added page on the 8271, Acorn and 3.5" Floppy Disks: 8271_acorn_3.5_floppies.html. |
| 30/5/2021 | Added SOFTY 1 links detail. |
| 8/7/2021 | Replica FDC updated to latest version with 3.5" drive update. |
| 31/7/2021 | RAMTest added and PROMER page created. |
| 29/8/2021 | Atom pages updated, added Disk Pack and Econet Interface |
| 14/11/2021 | System BASIC page updated - manual added, new
source code, Atom variant added. Atom page updated with links to BASIC. |
| 15/11/2021 | BASIC Floating Point Extension page updated ONLIBASIC page added |
| 5/12/2021 | Recently acquired Issue 3 VIB Photos added |
| 22/12/2021 |
System 1 Trainer added. System 1 Monitor build with applications added. |
| 17/1/2022 | Updated
Filing Systems to include Econet Added Atom Econet Node Board and Econet Type 2 Clock/Terminator/Hub details |
| 28/1/2022 | Added System 1 Applications including bin2wav.py |
| 12/3/2022 | Data Sheets page updated |
| 1/5/2022 | Added Replica Atom Floppy Disk Controller Board |
| 13/5/2022 | Added new page Build Guidance. |
| 18/6/2022 | Added Master Computer and Econet Module ADF10 |
| 2/7/2022 | For Sale page updated, System 1 Trainer Kit and Building a System 1 Trainer page added |
| 25/7/2022 | TESLA PROM Programmer Board updated |