mass:werk – Now Go Bang!

Presenting a new (web) tool, also a general discussion of Commodore 5¼" disk images.

For all those cases, we haven’t covered yet.

A curious Easter egg found in the mass:werk vaults.

A quite literal look into a curious duplication.

The PET 2001 online emulator enjoyed some TLC.

Maybe, if the bubble doesn’t burst, can we have a new round of RLHF training for basic phrasing every year or so?

The sad story of an adorable little program and its looming demise.

A deep dive into the font of the “Dead Test” diagnostic cartridge of the C64, including an Easter egg, a look into the implementation, and, finally, some Commodore 8-bit character ROMs for download.

A little tool to test and explore the keyboard matrix of any Commodore PET.

Defeating AI Overview without any further tools or extensions.

A tiny service for your retro development needs.

How to impress with bitmaps from nothing.

Jumping for fun with MS / Commodore / AppleSoft BASIC.

In 1704, a French Domican priest described 30 patterns of tiles, now they are on the PET.

A proper account of the deplorable life and times of the LIST routine in Commodore BASIC.

Curious adventures in (Commodore) BASIC tokenizing.

More debugging options for the PET 2001 emulator.

An avidly spinning globe for the Commodore PET — and some bit-vectors.

Well, another one… (Foreshadowing not totally out of question, but also not guaranteed.

WDC and Rockwell related additions to the 6502 instruction set sheet.

The original line-up of Commodore PET computers at a glance.

It’s that time of the year, again… 1 REM ***** 2024 X-MAS DEMO ***** 2 REM HTTPS://WWW.MASSWERK.AT/PET 3 REM *************************** 4 SYS 1140 This year’s seasonal tribute: a PETSCII animation based on a popular cross-stitch pattern.

A new game for the Commodore PET, also, how to detect keyboards on a Commodore PET.

The Japanese character ROM and keyboard come to the PET 2001 emulator.

A curious case of jumper settings for PETs with the dynamic system board.

A visual tour.

Adventures in MS BASIC (Commodore PET edition).

Also, how to style range inputs using CSS, including accent colors.

PET 2001 emulator up to business.

A glimpse of an alternative display technology.

Just to let you know, in case you were interested… A very brief update notice: Inching forward on the quest for feature creep, the PET 2001 emulator now supports ROM installation per drag&drop!

Yet another software update notification.

A closer inspection of the keyboard(s) of the PET 2001.

Another investigation into data types in Commodore BASIC.

New 6502 emulator feature: Instruction preview with resolved operands.

An Update to the previous update.

Assorted site news.

‘World, Fact, Case’ explained.

An introduction to analytic philosophy.

Catching up on some software updates.

Expanding the catalog of questionable media for the sake of literature.

Classic PDP-1 ‘display hacks’ emulation brought up to new standards.

The first digital video game just became 60.

Time for a summer romance.

A few new features for the 6502 online disassembler.

Presenting a new old-school video game just a few years late, totally unironically.

Another major update to the venerable “Virtual 6502” emulator – assembler – disassembler suite.

A closer look at the “illegal” opcodes and undocumented instructions of the MOS 6502 MPU.

Further improvements on the Virtual 6502 suite.

Dealing with legacy image tables and modern web standards.