RetroChallenge @retrochallenge
RC2024/10 entry is open during September retrochallenge.org T'Internet Joined June 2008-
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Can't have too much green! Or can you? Come and see my table at the Retro Computer Festival and find out (and bring sunglasses) computinghistory.org.uk/det/72253/Retr…
Can't have too much green! Or can you? Come and see my table at the Retro Computer Festival and find out (and bring sunglasses) computinghistory.org.uk/det/72253/Retr…
This is what I've been up to: installed Solaris 2.6 under qemu and then WordPerfect 6.0/5.2 for Unix - I have a full box including the required serial number!
@retrochallenge 1-bit robot sensor selection testing: youtube.com/watch?v=9iIICh…
More work on this year's @retrochallenge I can now read from my new Rotary Encoder module and control output on the Digital I/O module on my #RC2014 Classic 2 computer. robertprice.co.uk/robblog/rc2024…
This years old I learnt something I never realised about ASCII, the position of 'A' and 'a': youtube.com/watch?v=Mijmeo…
@SeanyBillings @retrochallenge Glad to see we didn't lose you! Plug that DIN connector into a female socket before soldering it. Otherwise, I ALWAYS end up with crooked pins.
@retrochallenge #retrochallenge Though I have been working on it (honest!) I find writing about it the hardest part! It hasn't been the start I wanted, but first update has been posted: seanbillings.co.uk/rc2024_10.html
@retrochallenge @retrochallenge Update: In a bizarre case of technological convergent devolution, we have 3 challengers using a Z80 with the seminal MC6850 ACIA: @shieladixon, @morecat_lab, and CDP1802 each making great progress.
I just discovered the OverbiteWX gopher client for Firefox addons.mozilla.org/en-US/firefox/… - Eric's awesome gopher site looking brilliant: gopher://sdf.org:70/1/users/retrochallenge/
Eric @ep00ch's first week summary is up: retrochallenge.org/2024/10/first-…
I think one of the motors needs to be wired the other way... #RetroChallenge @retrochallenge
I’ve made some more progress on my @retrochallenge. I can now use a rotary encoder on my #RC2014 computer to move a LED. robertprice.co.uk/robblog/rc2024…
@retrochallenge Retweet me, bro! 😆
Don’t forget to tweet @retrochallenge to get you updates retweeted!
@retrochallenge I had posted a new article on my project page. "First Attempt: Generating MIDI Note-On and Note-Off with ChatGPT" hackaday.io/project/198195…
An update from mastodon.scot/@SOScotland/11… — BONG! —
New Entry! Digitalrampage: Platform: DEC Project : I am challenging myself to get a RL02 or TS05 connected to a PDP or VAX for use!
New Entry: @jknightandkarr Platform: Zenith Z-Star EX/Green 753 Project : Repair Green 753 drive, a game pad with issues, battery packs for both, and still trying to put IDE DOM in Z-Star.
morecat_lab: @morecat_lab Platform: RC2014 Project : Building MIDI Interface for RC2014. The goal of this project is to build a music system with RC2014 computer and external (legacy) MIDI box
rafaelmartins: @[email protected] Platform: MOS 6581 / 8580, maybe RC2014 Project : I want to implement a high-fidelity SID replacement using a modern microcontroller (either AVR DB or STM32G4 series, to be decided).

OldTechAdverts @OldTechAdverts
8K Followers 5K Following Old Adverts from Tech, Games, Electronics and Engineering. Bring on the nostalgia. A Smiler. Also a sucker for retro calculators. https://t.co/IDflyQkRIo
The Loud Scots Bloke @loudscotsbloke
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Vintage Volts @VintageVolts
2K Followers 150 Following I have an appreciation for vintage technology. Sometimes we get caught up in the latest craze in consumer electronic goods that we forget how we even got here
8BitRelics @8BitRelics
5K Followers 1K Following Retro computing and gaming enthusiast and collector. Sometimes, I write code for retro machines for fun! (*) The former owner of Vintage is The New Old
Nostalgia Nerd @nostalnerd
25K Followers 4K Following Pete; YouTuber, Author, Twitch Partner. Retro Tech? I literally wrote the book about it m888. Any pronoun. Tweets often rarely affiliated. 🌱Ⓥ 🔗https://t.co/PxU8dPOU7Z
😷Michael Mulhern @the_jongleur
750 Followers 951 Following Who needs more than 8 bits? I'm a retro refugee who found computers at uni in '81 and hasn't escaped. Co-host RCR Podcast. Also @[email protected]
The RCR Podcast @RCRPodcast
796 Followers 177 Following Where everything old is news again. We exist on other platforms, probably won't do much here anymore.
Advent of Computing @adventofcomp
861 Followers 544 Following It's me, Sean, a podcaster exploring the history of computers. Support the show: https://t.co/NRFUT0meVl
/ Judge Drokk / @JudgeDrokk
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Sharpworks @SharpworksMZ
1K Followers 1K Following Retro gaming publisher for the Sharp MZ-80 and MZ-700 machines. https://t.co/u3tpTsBx8q https://t.co/oVBIhmhN1s
Vintage Computer Fede... @vcfederation
5K Followers 289 Following Vintage Computer Federation is a 501(c)3 non-profit. Our mission is to preserve computing history through education, outreach, conservation, and restoration.
GrumpyOzRetro Tony @OzRetrocomp
1K Followers 547 Following Computing history nerd. Co-conspirator on the GrumpyOzRetro pod. CW: off-topic tweets; moderate shitposting. 100% pure tech feed: @[email protected]
Adam Mulligan-Wilson @RetroRandRs
2K Followers 1K Following This account is no longer used - instead, I'm "https://t.co/ZlnWbqYVdh" on BlueSky and "themightymadman" on Threads.
GB @GB19449259
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Leicam Studios @LeicamStudios
614 Followers 7K Following 🌟 Indie Game Developer 🇧🇷 | ✨ Crafting fun, challenging adventures one game at a time! ⛏️👾
VCFSoCal @VCFSoCal
288 Followers 895 Following Join us at Vintage Computer Festival SoCal in Southern California February 14th & 15th 2026 - Follow for updates!
Pendleton @Pendleton115
395 Followers 949 Following VR enthusiast and Vintage Mac Collector. Also a big Valve fan... Cofounder of @Juicy_Crumb PFP by incredible @Narklos
PCBWay - Luz Woo @luzooki
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JKnight and KARR @jknightandkarr
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PossumGPT 📎🐀 @0possum
47 Followers 336 Following Master of all things digital. Large Marsupial Language Model (LM²). Very dangerous, may attack at any time! possum/opossum ᘛ⁐̤ᕐᐷ
Paolo Borzini @Neurox66
39 Followers 263 Following 🌌 Appassionato di Fantascienza | 💻 Retrocomputing e tecnologia | 📚 Universi Resilienti è in libreria| 📝 Blog su mondi futuristici e vintage tech | Birra 🍺
cheaprentalyeti @cheaprentalyeti
176 Followers 1K Following
stefano @OriginalTrantor
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codemonkey0 @codemonkey0
31 Followers 158 Following Stuart Patterson a.k.a. codmonkey0 Just me doing my thing, moving electrons from one place to another...
Olav André Omdal @OOmdal
0 Followers 41 Following
50_SHADES_OF_BEIGE @50SHADESYT
129 Followers 180 Following I tinker, I fix, I build PCs and I make content about it. Product Engineer by day, creator by night. https://t.co/CI9YqNVMpp
Techvana Technology C... @techvananz
452 Followers 559 Following The Techvana Technology Center combines a Digital Tech Museum, an Expo of the latest Digital Tech, an eSports Arena, Tech Industry Hub, and a Cafe/Bar.
Eric Pooch @EPooch7043
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Glauco Reis @glaucoreis
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Steven Stuart @StevenRayStuart
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Matt Shively @matt_shively
2 Followers 534 Following
TheFahrnicator @TheFahrnicator
4 Followers 53 Following
Jairo Oliveira @JairoOl38028102
6 Followers 131 Following
Shefali Sharma @Shefali21
43 Followers 832 Following
Art Granzeier @RetroCheng
29 Followers 63 Following
Micheal H. McCabe @Paleoferrosaur
38 Followers 126 Following Fan of old computers. Proud father of three and now a grandfather of two. Born in the days of Apollo. Grew up chasing punch cards and greenbar paper.
Elfo_Yb @Elfo_yb
22 Followers 282 Following
Richard Fry @Richard86529771
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Tim Griffiths @timgriffiths
161 Followers 363 Following
Steve Hammond @Stevehammond
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🇨🇦Rachel Wilkin... @RachWilks
38 Followers 186 Following Recently divorced, looking for new friends in or around Trosa. Any pronouns, still working it out.
Breadbox @BreadboxBitfall
370 Followers 925 Following A Retro Computer Simulator Support the development. ❤️ Like | 🔁 Retweet | ⭐️ Follow & Wishlist now 🎮 https://t.co/M6OScqDbJm…
Octamed @Octamed
184 Followers 629 Following https://t.co/4ujSybemCp for retro rentals and crazy contraptions! https://t.co/QfOtfg8RSh for random bits I've done/doing
Sjaak Laan @sjaaklaan
263 Followers 484 Following IT Architect/Director Consulting Expert@CGI. Married, 3 kids. Loves to listen to classical music, preferrably on his DIY high end rig. https://t.co/L7h2tvFPIz
TheBasement @TheBasement___
771 Followers 470 Following Hi! My name is Johann and I make YouTube videos about old tech, some of which still works. I also serve 2 cats. https://t.co/mPA5IQybFe
David Maxwell @David_W_Maxwell
966 Followers 3K Following Unix, Security, Networks. Security@BlueCat. Hobbies: Open Source, NetBSD, Photography, Magic, Martial Arts, Psychology, 3D (Lightwave & Blender), Blacksmithing
Mark Spearing @SpearingMark
4 Followers 164 Following
Ferenc Faluvégi @ferenc_rocks
66 Followers 126 Following 🛠️ Full Stack Web developer 💾 Retrocomputing + retroprogramming fan
time to go @JohnKennedyEsq
8K Followers 6K Following gone to @GrantMeStrength@hac https://t.co/Gsrs1h5uFQ
Mac84 🍏 (Steve) @Mac84tv
6K Followers 1K Following https://t.co/4ckigLIokl Steve is a friend of dot matrix printers 📠 CRTs 📺 & floppies 💾 Makes geeky tech videos. Please no tech support DMs! 🌱 Tweets are my own
The Loud Scots Bloke @loudscotsbloke
2K Followers 486 Following Collector, restorer, programmer of 8bit underdogs and defender of the Mattel Aquarius! Regular columnist of ''Templeman's Treasures'' in Pixel Addict Magazine
Vintage Volts @VintageVolts
2K Followers 150 Following I have an appreciation for vintage technology. Sometimes we get caught up in the latest craze in consumer electronic goods that we forget how we even got here
Dave Jones @eevblog
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Tynemouth Software @tynemouthsw
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750 Followers 951 Following Who needs more than 8 bits? I'm a retro refugee who found computers at uni in '81 and hasn't escaped. Co-host RCR Podcast. Also @[email protected]
The RCR Podcast @RCRPodcast
796 Followers 177 Following Where everything old is news again. We exist on other platforms, probably won't do much here anymore.
Advent of Computing @adventofcomp
861 Followers 544 Following It's me, Sean, a podcaster exploring the history of computers. Support the show: https://t.co/NRFUT0meVl
Sharpworks @SharpworksMZ
1K Followers 1K Following Retro gaming publisher for the Sharp MZ-80 and MZ-700 machines. https://t.co/u3tpTsBx8q https://t.co/oVBIhmhN1s
Jeremy Cook 🤖 @JeremySCook
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Rod Hull - TFW8b.com ... @futurewas8bit
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TRS-80 Trash Talk @TRS80TrashTalk
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Internet Archive @internetarchive
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Koder Code Editor @koderapp
8K Followers 15 Following Hello Koders, you can tweet us to inform any bugs or give ideas for Koder enhancement.
Mark Hamill @MarkHamill
4.8M Followers 2K Following Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜 I IGNORE ALL DMs!
datajerk @datajerk
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[email protected]... @therealjpster
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TNMOC @tnmoc
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B and R Services @bandrsvcs
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262 Followers 11 Following (aka SuperFabius). This channel is about the toys I'm currently playing with...
Justin Skists - @jski... @jskists
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Retro Homebrew⚛️�... @retro_homebrew
209 Followers 174 Following Coding and playing retro 8bit games.![[Insert witty / sarcastic thought here]](https://pbs.twimg.com/profile_images/1308227512934133761/d2WLtU8n.jpg)
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69 Followers 130 Following [Insert witty / sarcastic thought here]
Anthony Beckett @abeckett
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Ultratroninator3000 @ultratroninator
230 Followers 382 Following I like to develop stuff that has a market of maybe 3 people. With one of those people being me.
99er.net @99erNet
399 Followers 319 Following The twitter account for The TI-99/4A Home Computer Page, located at http://t.co/bMSH1bWfYB.
leaded solder (moved ... @LeadedSolder
458 Followers 147 Following This account is no longer used. Please visit on Bsky for new blog updates.
TheHighNibble @TheHighNibble
705 Followers 46 Following The High Nibble - For the more significant bits.
RetroChallenge fan @retrochlgfan
10 Followers 15 Following Unofficial RetroChallenge retweeter - Retrochallenge is fun!
Raphaël Assenat @raphnetlabs
455 Followers 65 Following Retro-{gaming, computing, programming} enthusiast.
AndiarSoftware @AndiarSoftware
12 Followers 25 Following Visual Mumps created for the 2019/03 RetroChallenge - Andiar Software creates programming languages and software for Apple IIgs and other retro-computers
Davy Mitchell @dsm8080
191 Followers 571 Following Developer, Blogger and Loom Knitter. 🐶I like the Web. I like Computers old and new.
Glenn Jones @a2retro
800 Followers 2K Following Passions ... Apple II, Embedded Electronics, Unity 3D and iOS programming
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avretro @a_avretro
12 Followers 3 Following
NoQuarterPodcast @NoQuarterShow
426 Followers 19 Following Formerly, a weekly-ish podcast about classic arcade games. This account is going away soon.
Retro Computing News @RetroCompNews
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K-Retro Gaming @kretro_gaming
2K Followers 553 Following Mod kits, replacement and reproduction parts, original and homebrew games, we have your handheld retro gaming needs covered! 🎮
ShareSquid @ShareSquid
97 Followers 321 Following Developer of Alpine Rescue for the Vectrex. IndieGame Dev. and Retro Gaming enthusiast.
CrafterCMS @crafter_cms
4K Followers 97 Following Open Source, Git-Based and API-First Headless CMS for the Enterprise. Join us on Slack: https://t.co/8IiOBzFiAj
James Ots @jamesots
230 Followers 330 Following Husband, Father, Son, Brother, Nephew, Uncle, Brother-in-law, Computerer, Guitarist, Christian, Home Renovator, Gardener, Scouter, Runner, Cyclist, Etcetera
Bugbooks @Bugbooks
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@[email protected]... @a2_4am
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Richard Loxley @richardloxley
202 Followers 144 Following I'm now on Mastodon at @[email protected] I'm not actively using Twitter any longer.
KansasFest - Apple II... @kansasfest
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Steven Weyhrich @a2history
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Dr Sara Perry @ArchaeologistSP
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