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This server runs the snac software and there is no automatic sign-up process.

Site description
This is a dual Pentium Pro running NetBSD.
Check out the floppy museum for hints on how to get in touch. Or, you know, ping me on the fediverse. :)
Admin account
@ltning@weirdr.net

Search results for tag #retrocomputing

[?]ICM »
@icm@mastodon.sdf.org

We're in the process or lighting up our Thinking Machines CM-2 which uses a Symbolics 3670 LISP Machine as its programming front end. The CM-1 was introduced 40 years ago in 1985 and the CM-2 in 1987. While this CM-2 is a single quadrant, we plan to simulate a full CM-2 and have its iconic "deep thought" lights running. Here you can see our lamp panels displaying a clock. This work was done by Jeff Kaylin.

icm.museum

A thinking machines cm-2 with animated light panels

Alt...A thinking machines cm-2 with animated light panels

A thinking machines cm-2 with animated light panels

Alt...A thinking machines cm-2 with animated light panels

A board out of the CM-2

Alt...A board out of the CM-2

The Symbolics 3670 LISP machine front end to the CM-2 running StarLISP.

Alt...The Symbolics 3670 LISP machine front end to the CM-2 running StarLISP.

    [?]ICM »
    @icm@mastodon.sdf.org

    We will be presenting "Recollections" at VCF West at the Computer History Museum next month. Access these systems now and experience historic operating systems and programming environments online from home!

    A list of the various historical operating systems and programming environments available at SDF

    Alt...A list of the various historical operating systems and programming environments available at SDF

      [?]mbbrutman »
      @mbbrutman@mastodon.sdf.org

      This is probably stupid, but I ordered and received 200 3.5" diskette jewel cases today. I think that's probably a lifetime supply.

      They will come in handy if I have to autograph more mTCP diskettes. You never know, it's happened once already!

        [?]SuperIlu »
        @dec_hl@mastodon.social

        Nobody leaves the room! just reached 900 stars on ! 😱

        github.com/SuperIlu/DOjS

        screenshot from the github page showing 900 stars

        Alt...screenshot from the github page showing 900 stars

          [?]ICM »
          @icm@mastodon.sdf.org

          The Pig and her poster have been reunited. MissPiggy ran XENIX-11 at Microsoft from 1979 to 1987. These days, misspiggy runs Version 7 UNIX from which XENIX was derived and its disks are virtualized so they can run under simulation and the real hardware.

          Please support our preservation efforts at icm.museum

          We have a partial backup of MissPiggy and one day hope to run XENIX-11 on it once again.

          A 1979 Muppets poster featuring MissPiggy hanging on the side of a decdatasystem-570 named MissPiggy

          Alt...A 1979 Muppets poster featuring MissPiggy hanging on the side of a decdatasystem-570 named MissPiggy

            [?]ICM »
            @icm@mastodon.sdf.org

            A nearly finished draft presentation of what Interim Computer Museum does and what we have done. Thank you for supporting our efforts!

            For more information about us and ways to support, please visit:

            icm.museum

            a presentation booklet about interim computer museum

            Alt...a presentation booklet about interim computer museum

            a presentation booklet about interim computer museum

            Alt...a presentation booklet about interim computer museum

            a presentation booklet about interim computer museum

            Alt...a presentation booklet about interim computer museum

            a presentation booklet about interim computer museum

            Alt...a presentation booklet about interim computer museum

              [?]SuperIlu »
              @dec_hl@mastodon.social

              I pushed an update to (the client for MS-DOS):

              - Updated to 8.14.1
              - Updated to 3.6.4
              - Enabled HTTP 3xx redirections

              Grab it at github.com/SuperIlu/DOStodon

              Screenshot is showing both, the DOS ( @DOSBox_Staging ) and the the win32 version (Win10).

              screenshot of two instances of a text based mastodon client both showing a timeline for the tag CatsOfMastodon

              Alt...screenshot of two instances of a text based mastodon client both showing a timeline for the tag CatsOfMastodon

                [?]Ruben Schade :runbsd: 🔰 🇦🇺 »
                @rubenerd@bsd.network

                I’m a bit of a 486 architecture nerd. VL Bus, EISA, 5/3.3V, it was such an interesting time for the platform. (Was also the first PC my family had).

                Just got one of those tiny integrated boards with a voltage regulator from the tail end of the era! Has PCI, a coin cell battery holder, integrated FDD controller, and so on. Going to be fun kitting it out :’).

                  8 ★ 4 ↺

                  [?]Ltning »
                  @ltning@weirdr.net

                  Despite all the things IBM did right with OS/2, there were some absolutely mind-boggling decisions made. Today's example: Using Java (version 1.11 or better, mind you) and a Netscape browser plug-in to install TCP/IP. Other than the chicken-and-egg-problem (which is solved by installing the transport services - NIC and protocol drivers - first), there's the fact that they had a perfectly good software installation framework which ran fine on like 6-8MB of RAM (total!). This variant swaps until my CF card starts sweating with 16MB, and is s-l-o-w!

                  I mean yeah, great, I get a proper BSD-4.4, 32-bit TCP/IP stack and tools. But it's taken me half a day. Getting the installation files over involved loading packet drivers and using in a DOS session. Which works .. surprisingly well. But still .. FixPak43, reboot. MPTS, reboot. Netscape 2.02, reboot. Java 1.18, reboot. Feature Installer plug-in (no reboot). Then, finally, TCP/IP.

                  All this to have a machine to play with at .


                    SuperIlu boosted

                    [?]Ari [APz] Sovijärvi »
                    @apzpins@mstdn.games

                    Hello people! I've been on the Fediverse for couple of years now, so here's my re-

                    I'm Ari, better known by my tag APZ and this is my repair, and account. I mostly post about playing and repairing pinball machines, but I also work on with all the classics.

                    An IT guy by day, I moonlight as a public pinball arcade here in with my partner @quester. This is purely a hobby of mine and I do this to keep my sanity and to keep pinball alive for the next generations of players. At the moment I own a bit over 30 pinball machines from 70s to 2020s.

                    A lot of what I do involves , for now obsolete parts and and tabletop to recreate them.

                    I love to , usually to meet like-minded arcade collectors. I have a strong preference to stuff instead of throwing it away. I'm a user since mid-90s, having been part of movement most of my life.

                    A selfie-style picture of a Nordic looking guy in his mid-40s. I'm wearing a green, worn baseball cap, glasses and a short beard. The background shows a workshop, with a 3D printer and couple of work in progress pinball machines.

                    Alt...A selfie-style picture of a Nordic looking guy in his mid-40s. I'm wearing a green, worn baseball cap, glasses and a short beard. The background shows a workshop, with a 3D printer and couple of work in progress pinball machines.

                      [?]ICM »
                      @icm@mastodon.sdf.org

                      We've expanded our open hours: Saturday - Monday 10am - 4pm.
                      Please visit icm.museum for membership and booking information.

                      Thank you for supporting us!

                      A PDP-10 and two PDP-11s in a row.

                      Alt...A PDP-10 and two PDP-11s in a row.

                      Various disk packs and tapes

                      Alt...Various disk packs and tapes

                      Fresh paint on the building

                      Alt...Fresh paint on the building

                        [?]mbbrutman »
                        @mbbrutman@mastodon.sdf.org

                        As promised: PartUtil a limited partition editor that makes dual booting DOS and Win 9x without a boot manager easier.

                        Hide, unhide and make partitions active. Save and restore MBRs to files. And a few extra tricks that help with initial setup. Runs on any PC compatible and any version of DOS. Source code included.

                        (I've been using an earlier version of this for years on a PCjr. This is a complete rewrite that is finally worth sharing.)

                        brutman.com/PartUtil/PartUtil.

                        PartUtil, a limited partition editor that makes dual booting without a boot manager easier.

                        Alt...PartUtil, a limited partition editor that makes dual booting without a boot manager easier.

                          [?]mbbrutman »
                          @mbbrutman@mastodon.sdf.org

                          Coming soon ... a utility to make swapping active partitions easier.

                          On my PCjr I like to switch between DOS 3.3 and DOS 5, while keeping the drive letters in the extended partition the same. To do that you have to mark the new partition active, but also hide the old partition. FDISK doesn't allow that.

                          Other tools exist but they are often not small machine friendly. I wrote a similar utility years ago but I lost the source code, so here it is recreated and enhanced.

                          A screen shot of a hard drive partition table editor.  DOS 6.3 is active, while DOS 2.1 and DOS 3.3 are hidden.

                          Alt...A screen shot of a hard drive partition table editor. DOS 6.3 is active, while DOS 2.1 and DOS 3.3 are hidden.

                            [?]ICM »
                            @icm@mastodon.sdf.org

                            Only Amiga! Rob Barlow’s Amiga 1000 on display. Happy 40th July 1985-2025!

                            icm.museum

                            An Amiga 1000 on display at PaCommEx NW

                            Alt...An Amiga 1000 on display at PaCommEx NW

                              [?]ICM »
                              @icm@mastodon.sdf.org

                              We're just 5 people away from reaching 300 supporting members. Would you help us reach our March 2025 goal?

                              icm.museum/?join

                              Members can request personal logins on our 26 Remote Systems, but guest access is open to all.

                              Thank you for supporting our efforts!

                              A row of vintage systems that are accessible via TELNET

                              Alt...A row of vintage systems that are accessible via TELNET

                              Our PDP-10 in preservation

                              Alt...Our PDP-10 in preservation

                                [?]ICM »
                                @icm@mastodon.sdf.org

                                Nintendo Virtual Boy and Bandai コンピュータビジョン光速船 Vectrex in the ゲーセン at:

                                icm.museum

                                This combo is historically guaranteed to stimulate vision and audio receptors 🤣

                                A Nintendo virtual boy and a Bandai vectrex

                                Alt...A Nintendo virtual boy and a Bandai vectrex

                                Virtual boy screen

                                Alt...Virtual boy screen

                                The Bandai vectrex controller

                                Alt...The Bandai vectrex controller

                                  [?]ltning »
                                  @ltning@pleroma.anduin.net

                                  Yay! Or maybe AIEEE! Seems like I'm giving a talk at #EuroBSDCon again this year!

                                  Anyone who has been following me here for a while will know I'm a hopeless #retrocomputing nerd, and I will make no attempt at hiding it during my talk:

                                  Dirty Tricks: Using nginx and Lua to thwart bots and skript kiddies

                                  I'll (try to) show how you can protect your #BBS from drive-by portscans and your production systems from #DDoS attacks using all the wrong tools.

                                  Dietary warning: may contain traces of floppies.

                                  https://events.eurobsdcon.org/2025/talk/review/RHDFBQWZEVC833T3WDLDEXYFQVRWJKMN #FreeBSD #BSD #Unix #DOS #RunBSD

                                    [?]ICM »
                                    @icm@mastodon.sdf.org

                                    Did you catch yesterday's live stream of imaging DECtapes? You can read about the results and access the images here:

                                    icm.museum/blog/?p=241

                                    Like what we're doing? Please consider joining us today!

                                    A box of DECtapes containing mostly PDP-10 code.

                                    Alt...A box of DECtapes containing mostly PDP-10 code.

                                      [?]ICM »
                                      @icm@mastodon.sdf.org

                                      We're hosting 26 remote vintage systems running on real hardware, hybrid/emulation hardware and simulation. All of these historic operating systems allow guest access and members can request their own accounts.

                                      Like what we're doing? Please consider supporting us today!

                                      icm.museum

                                      A menu of 26 remote systems that are online.

                                      Alt...A menu of 26 remote systems that are online.

                                      vintage running hardware connected to the internet

                                      Alt...vintage running hardware connected to the internet

                                      A VAX, HP9000 and a DEC Alpha

                                      Alt...A VAX, HP9000 and a DEC Alpha

                                        [?]ICM »
                                        @icm@mastodon.sdf.org

                                        1971 “freeway” game written at University of Washington for the IMLAC PDS-1

                                        Did it inspire Frogger?

                                          [?]DesertFOX »
                                          @dfx@techhub.social

                                          Okay, manchmal hat man auch mal Glück. Ich hatte vor Jahren meine Version der Data Becker "Goldene Serie" Fassung von "Doors!" verschnipselt um sie digital einzuscannen. "Doors!" war mal eine alte OS-Erweiterung für Windows 3.1. Hatte danach jahrelang nach einem Ersatz gesucht, aber nie was Vernünftiges gefunden.

                                          Jetzt hat gestern plötzlich jemand einen ganzen Haufen dieser kleinen Bücher fast schon kostenlos auf eBay eingestellt. 4,00 EUR inkl. Versand?! Und alle noch original verschweißt. Musste natürlich sofort zuschlagen! Also, nicht nur Doors!, aber eben auch. ^^

                                          Hier der Link zur digitalen Version:
                                          archive.org/details/doors-hand
                                          Bzw. für das große Buch:
                                          archive.org/details/doors-v1

                                          Doors! auf eBay

                                          Alt...Doors! auf eBay

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