Changes
*[https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=9 LensLok] [https://www.cpc-power.com/index.php?page=database&lemot=hardware_dandanator Dandanator] [[8bit Printer Ports]] Exotic hardware components that are essential for some CPC software and should therefore be emulated
*Everything else is a nice bonus
<br>
== Copy-protection ==
*[http://www.cpctech.org.uk/download/fdctest.zip FDC test suite] [http://www.cpctech.org.uk/download/drivetest.zip Disk drive tests] [http://www.cpctech.org.uk/download/cdttst.zip CDT/TZX test suite] Set of tests by arnoldemu
*[https://www.cpc-power.com/index.php?page=detail&num=6091 Azimut Locator] [https://www.cpc-power.com/index.php?page=detail&num=13564 Tape Speed Checker] [https://www.cpc-power.com/index.php?page=detail&num=10919 Motor Control] [https://www.cpc-power.com/index.php?page=detail&num=8881 Odd Border] [https://www.cpc-power.com/index.php?page=detail&num=4194 Ultra Son] [https://www.cpc-power.com/index.php?page=detail&num=16963 Catalogueur de Cassettes] [https://www.cpc-power.com/index.php?page=detail&num=5998 Tape Utility] [https://www.cpc-power.com/index.php?page=detail&num=10475 Soft-Lok] [https://www.cpc-power.com/index.php?page=detail&num=5299 Soft-Arc] [https://www.cpc-power.com/index.php?page=detail&num=6057 Deconnect] [https://www.cpc-power.com/index.php?page=protection&lenom=NoAMSDOS NoAMSDOS software list] [https://www.cpc-power.com/index.php?page=detail&num=3871 Computer Hits] [https://www.cpc-power.com/index.php?page=detail&num=1359 Marmelade] [https://www.cpc-power.com/index.php?page=detail&num=1412 Mickey Mouse] [https://www.cpc-power.com/index.php?page=detail&num=365 Basil] [https://www.cpc-power.com/index.php?page=detail&num=1364 Mask] [https://www.cpc-power.com/index.php?page=detail&num=2035 Split Personalities] [https://www.cpc-power.com/index.php?page=detail&num=911 Frank Bruno's Boxing] [https://www.cpc-power.com/index.php?page=database&lemot=baudload Baudload software list] [https://www.cpc-power.com/index.php?page=protection&lenom=Keytone Keytone software list] [https://www.cpc-power.com/index.php?page=protection&lenom=COMPTEUR%20CASSETTE Tape Counter software list] [https://www.cpc-power.com/index.php?page=detail&num=17502 Loading Screens slideshow] To test Tape emulation
*[https://www.cpc-power.com/index.php?page=detail&num=8548 Musical Loader] [https://www.cpc-power.com/index.php?page=detail&num=19368 FatMag 2] [https://blog.logonsystem.eu/magicsystem/ FatMag 2 technical analysis] [https://www.cpc-power.com/index.php?page=detail&num=7405 5KB 3] [https://www.cpc-power.com/index.php?page=detail&num=9211 Backtro] [https://www.cpc-power.com/index.php?page=detail&num=8623 Unique] [https://www.cpc-power.com/index.php?page=detail&num=8746 The Demo] [https://www.cpc-power.com/index.php?page=detail&num=266 Fres Fighter II Turbo] [https://www.cpc-power.com/index.php?page=detail&num=13108 CPC 30th Anniversary] [https://www.cpc-power.com/index.php?page=detail&num=7542 Midline Process] [https://www.cpc-power.com/index.php?page=detail&num=17902 Can Robots Take Control] [https://www.cpc-power.com/index.php?page=detail&num=15102 PhX] [https://www.cpc-power.com/index.php?page=detail&num=9156 Batman Forever] [https://www.cpc-power.com/index.php?page=detail&num=16736 Pinball Dreams] [https://www.cpc-power.com/index.php?page=detail&num=7174 R-Type 128K] [https://www.cpc-power.com/index.php?page=detail&num=6661 Nheredia] [https://www.cpc-power.com/index.php?page=detail&num=13426 Doomsday Lost Echoes] [https://www.cpc-power.com/index.php?page=detail&num=19013 The Elves of Maroland] [https://www.cpc-power.com/index.php?page=detail&num=4025 Orion Prime] Musical loader, Multi-drives, 3.5 inch (dual-head and 80 tracks) floppy drives support [https://www.cpc-power.com/index.php?page=detail&num=1112 House of Usher (5.25 inch)] [https://www.cpc-power.com/index.php?page=database&lemot=Parados&r1=0&r2=1&r3=0&r4=1 ParaDOS software list] [https://www.cpcwiki.eu/forum/emulators/differentiating-between-cpc-pcw-and-zx-dsk-images/msg245290/#msg245290 Triple-format CPC/+3/PCW]
*[https://www.cpc-power.com/index.php?page=detail&num=10029 RPM] [https://www.cpc-power.com/index.php?page=detail&num=15518 DskTest] [https://www.cpc-power.com/index.php?page=detail&num=6268 Discover] [https://www.cpc-power.com/index.php?page=detail&num=5071 Dir Doktor] [https://www.cpc-power.com/index.php?page=detail&num=9369 Optimize] [https://www.cpc-power.com/index.php?page=detail&num=14201 Crazy] [https://www.cpc-power.com/index.php?page=detail&num=15144 Dlfrsilver Dump Tool Test Suite] [https://www.cpc-power.com/index.php?page=detail&num=4812 Format II] [https://www.cpc-power.com/index.php?page=detail&num=19465 Magic Transfert] [https://cpcrulez.fr/applications_disc-magic_dos.htm Magic DOS] [https://www.cpc-power.com/index.php?page=detail&num=11044 DOS-copy] [[ParaDOS]] [https://www.cpc-power.com/index.php?page=detail&num=4933 Xexor] [https://www.cpc-power.com/index.php?page=detail&num=6118 Discology] [https://www.cpc-power.com/index.php?page=detail&num=4179 Hercule II] [https://www.cpc-power.com/index.php?page=detail&num=4015 OddJob] [https://www.cpc-power.com/index.php?page=detail&num=5997 Master Disc] [https://www.cpc-power.com/index.php?page=detail&num=16060 UltraDisc] [https://www.cpc-power.com/index.php?page=detail&num=4284 Disc+Ultra] [https://www.cpc-power.com/index.php?page=detail&num=5244 Disc'o'Magic] [https://www.cpc-power.com/index.php?page=detail&num=5050 Crime] [https://www.cpc-power.com/index.php?page=detail&num=9297 Multi Mark] [https://www.cpc-power.com/index.php?page=detail&num=12051 Demonstration of KBI protection] [https://www.cpc-power.com/index.php?page=detail&num=5586 Protector] To test FDC emulation
*[https://cpcrulez.fr/demostestDM_fatmag_01.htm FatMag (HFE version)] [https://www.cpc-power.com/index.php?page=detail&num=19512 BND4 Invitro (sick mode)] [https://www.cpc-power.com/index.php?page=detail&num=17853 Open Tower Defense] Rigorous FDC tests by Roudoudou [https://www.cpc-power.com/index.php?page=database&lemot=AutoDetect%20Disk%20Change Disk Swapping Autodetect software list] [https://www.cpc-power.com/index.php?page=detail&num=10000 Superpix] [https://www.cpc-power.com/index.php?page=detail&num=8244 Bad Mag Issue 2] Disk swapping detection [https://www.cpc-power.com/index.php?page=detail&onglet=dumps&num=8623 Unique Diskmaker (generating discs in noiseload format)] [https://www.cpc-power.com/index.php?page=detail&num=7646 Big Cheese 2 (FDC VU-meter effect)] [https://www.cpc-power.com/index.php?page=detail&num=2024 Sphaira (accessing the 3rd drive)] [https://www.cpc-power.com/index.php?page=detail&num=14747 The Shadows of Sergoth (unformatted track)]
*[https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=Weak%20Sectors Weak Sectors] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=Gaps Custom Gaps] [https://www.cpc-power.com/index.php?page=protection&stafftype=0&lenom=Gap2 Custom Gap2] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=SectorSizeX Sector SizeX] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=SectorSize8 Sector Size8] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=SectorSize7 Sector Size7] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=SectorSize6 Sector Size6] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=SectorErased Sector Erased] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=64sectors 64 Sectors] [https://www.cpc-power.com/index.php?page=protection&lenom=Overlap Overlap] [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=Custom Custom] [https://www.cpc-power.com/index.php?page=protection&lenom=HERBULOT Rémi Herbulot] [https://www.cpc-power.com/index.php?page=protection&lenom=Brice%20Rive Brice Rivé] [https://www.cpc-power.com/index.php?page=protection&lenom=Rubi Rubi] [https://www.cpc-power.com/index.php?page=protection&lenom=MBC%20D7 MBC] Protected software lists
*[https://www.cpc-power.com/index.php?page=detail&num=1681 Prehistorik] [https://www.cpc-power.com/index.php?page=detail&num=1699 Profession Détective] [https://www.cpc-power.com/index.php?page=detail&num=291 Emlyn Hugues Arcade Quiz] Other copy-protection schemes [https://www.cpc-power.com/index.php?page=detail&num=674 Dark Sceptre] [https://www.cpc-power.com/index.php?page=detail&num=1269 Krypton Factor] Works only on older floppy drives [https://www.cpc-power.com/index.php?page=detail&num=17257 TokiMap] [https://www.cpcwiki.eu/forum/programming/fdc-tools-amsdos-direct-load-reliability/msg227259/ Technical explanation] Unreliable FDC loader
*[https://www.cpc-power.com/index.php?page=detail&num=180 1001 BC] [https://www.cpc-power.com/index.php?page=detail&num=1887 Scott Winder Reporter] [https://www.cpc-power.com/index.php?page=detail&num=1102 Holocauste] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=196 Speedlock AAAA] Destructive copy-protection [https://www.cpc-power.com/index.php?page=detail&num=1944 Sir Lancelot] [https://www.cpc-power.com/index.php?page=detail&num=1897 Secret Defense] [https://www.cpc-power.com/index.php?page=detail&num=1390 M'enfin] [https://www.cpc-power.com/index.php?page=detail&num=111 Turbo Cup] [https://www.cpc-power.com/index.php?page=detail&num=825 Erebus] [https://www.cpc-power.com/index.php?page=detail&num=1607 Le Passager du Temps] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=435 Anti-copy bug software list] Exotic copy-protection [https://www.cpc-power.com/index.php?page=protection&stafftype=1&lenom=MotorON MotorON software list]
*[https://www.cpc-power.com/cpcarchives/index.php?page=articles&cat=12 Protection schemes documented] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=207 Gaps] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=384 Latis] [https://web.archive.org/web/20190308042601/http://birdsanctuary.co.uk/lenslok/ LensLok] [https://simonowen.com/samdisk/sys_cpc/ Copy-protection in EDSK images] [https://forum.system-cfg.com/viewtopic.php?p=195705#p195705 Implementation in SugarBox emulator] [https://64nops.wordpress.com/2021/07/04/a-la-decouverte-du-fdc/ FDC blog articles] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=38 Autoboot] [https://www.seasip.info/Cpm/amsform.html Amsdos disk format] [https://muckypaws.com/2024/02/21/amstrad-and-zx-spectrum-dsk-tool/ Disk structure] [https://muckypaws.com/2024/02/03/discsys-xor/ DiscSys] [https://muckypaws.com/2024/01/29/speedlock-1987/ Speedlock K7 1987] [https://www.cpcwiki.eu/forum/programming/speedlock-d7-1989-completely-documented/ Speedlock D7 1989] Technical explanations
<br>
== Other ==
*[https://www.cpc-power.com/index.php?page=detail&num=1173 Into the Eagle's Nest] [http://www.cpctech.org.uk/docs/cpcplus.html Technical explanation] Floating bus making the bottom border appear black on CPC, purple on 464+ and green on 6128+
*[https://www.cpc-power.com/index.php?page=detail&num=17793 The Abduction of Oscar Z] [https://www.cpcwiki.eu/forum/games/background-oscar-z/ Technical explanation] Neat unintended colour gradient effect on non-CTM monitors
*[https://www.cpc-power.com/index.php?page=detail&num=3905 The Eternal Light] [https://www.cpc-power.com/index.php?page=detail&num=18813 Druid & Droid] [https://www.cpc-power.com/index.php?page=detail&num=19341 Paulina's Potions] [https://www.cpc-power.com/index.php?page=detail&num=5197 Claudia BMP Converter] [https://www.cpc-power.com/index.php?page=detail&num=9251 Snoozing] Programs that only run fine on flawed emulators but are broken on real machines
*[https://www.cpc-power.com/index.php?page=detail&num=8524 Equalizor] [https://forum.system-cfg.com/viewtopic.php?p=229698#p229698 Revolog] [https://forum.system-cfg.com/viewtopic.php?p=256995#p256995 Technical explanation] Some believe it could be a random hardware bug of CRTC1 chip. But it could also be explained by the LD A,R instruction which is known to be buggy on NMOS Z80 when interrupted.
*[https://www.cpc-power.com/index.php?page=detail&num=625 Get Dexter] Different screen transition effect depending on the detected CRTC type [https://www.cpc-power.com/index.php?page=detail&num=19595 Borderline] Different demo depending on the detected CRTC type
*[https://www.cpc-power.com/index.php?page=detail&num=2009 Space Racer] [https://www.cpc-power.com/index.php?page=detail&num=441 Bob Winner] [https://www.cpc-power.com/index.php?page=detail&num=1873 Sapiens (Tape)] [https://www.cpc-power.com/index.php?page=detail&num=1372 Mata Hari (Tape)] [https://www.cpc-power.com/index.php?page=detail&num=2209 Thai Boxing] CPC keyboard detection [https://www.cpc-power.com/index.php?page=detail&num=1225 Jungle Jane] [https://www.cpc-power.com/index.php?page=detail&num=4737 3D Megacode] Firmware detection
*[https://www.cpc-power.com/index.php?page=detail&num=2266 The Untouchables] [https://www.cpc-power.com/index.php?page=detail&num=135 Batman The Movie] [https://www.cpc-power.com/index.php?page=detail&num=2318 Turrican] [https://www.cpc-power.com/cpcarchives/index.php?page=articles&num=80 Technical explanation] CPC keyboard clash [https://www.cpc-power.com/index.php?page=detail&num=2224 Thunder Blade (6 keys)] [https://www.cpc-power.com/index.php?page=detail&num=244 Agent X II (7 keys)] [https://www.cpc-power.com/index.php?page=detail&num=11846 Wishing-Well (8 keys)] [https://www.cpc-power.com/index.php?page=detail&num=1886 Score 3020 (9 keys)] Simultaneous keypresses for cheat mode
*[https://www.cpc-power.com/index.php?page=detail&num=19283 Raytracing in BASIC] [https://www.cpc-power.com/index.php?page=detail&num=6680 Reliefs Mathématiques] [https://www.cpc-power.com/index.php?page=detail&num=19273 Cherry Blossom] [https://www.cpc-power.com/index.php?page=detail&num=15685 Deuligne Julia Fractal] [https://www.github.com/litwr2/rosetta-mandelbrot Rosetta Mandelbrot] [https://www.github.com/litwr2/rosetta-pi-spigot Rosetta Pi Spigot] [https://www.cpc-power.com/index.php?page=detail&num=15734 Life] [https://www.cpc-power.com/index.php?page=detail&num=7460 Highway To Hell] [https://www.cpc-power.com/index.php?page=detail&num=8188 Chain] [https://www.cpc-power.com/index.php?page=detail&num=9281 Montre] To benchmark emulators using their fullspeed mode
<br>
