Let's see whether I can play a game of zevious seven with the joystick. The kempton joystick adapter plugs in to the 64K memory expansion which plugs into the ZX-81. Maxing out on wonkiness.

I don't even know if the adapter works with the ZX-81, it csme with my spectrum.

#RetroComputing #ZX81 #SinclairZX81

All new video, revisiting the ZX-81!

Keyboard replacement, 64K RAM expansion (which really is a 56K RAM expansion) and success loading games from fake tape.

#Electronics #RetroComputing #ZX81 #SinclairZX81
RE: video.chasmcity.net/videos/wat…

SR-2606: Sinclair ZX-81 part 2

https://video.chasmcity.net/w/izsBZBnAGQSuFqiY76YsdB

Altairis (2026) by Loudscotsbloke brings Tetris-style puzzling to the Sinclair ZX81. A free, minimal block-stacker for a classic 1980s home computer.

🎁 https://loudscotsbloke.itch.io/altairis-sinclair-zx81

#homebrew #sinclairzx81 #retro #game #altairis

ZXRAMBLE (2026) by Animated ALex turns your ZX81 into a battlefield against aliens. A free, simple shooter.

🎁 https://animatedal.itch.io/zxramble

#homebrew #sinclairzx81 #retro #game #zxramble

Aww, no love for the Sinclair ZX-81?

#Sinclair #SinclairZX81 #ZX81 #RetroComputing

video.chasmcity.net/w/6BaPY1TS…
RE: video.chasmcity.net/videos/wat…

Ladders & Dollars (2026) by Animated ALex for Sinclair ZX81. Collect $$$ and avoid *** - that's it!

🎁 https://animatedal.itch.io/ladders-dollars

#homebrew #sinclairzx81 #retro #game #laddersdollars

SR-2605: Sinclair ZX-81 part 1

https://video.chasmcity.net/w/6BaPY1TSXuQWCEyfFHEXKD

🎁 Money Grabber by Animated ALex for Sinclair ZX81. Collect $$$

Check: https://animatedal.itch.io/zx81-money-grabber

#homebrew #sinclairzx81 #retro #game #moneygrabber

For Such a Small Program, ZX81 1K Chess Sure Packs a Lot In

https://fed.brid.gy/r/https://hackaday.com/2026/04/03/for-such-a-small-program-zx81-1k-chess-sure-packs-a-lot-in/