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Infinite Mac has added several PowerPC versions of BeOS, letting visitors boot and use the operating system in a browser through the DingusPPC emulator. The work also led to emulator compatibility fixes, while the site supports preinstalled software, Internet Archive CD-ROMs and a persistent “Saved HD” drive.
Infinite Mac, a browser-based collection of historical Macintosh systems, has added multiple PowerPC versions of BeOS, allowing users to boot and explore the operating system without setting up a physical vintage computer. The addition expands the site beyond Mac OS and gives users a way to experience an alternative operating system that once drew interest from Apple during its search for a next-generation platform.
The BeOS systems run through DingusPPC, the Power Macintosh emulator already used by Infinite Mac. According to the project’s developer, the site offers full installations that can boot quickly, with larger disk images streamed as needed. Users can run software from the site’s Infinite HD library, insert CD-ROM images hosted by the Internet Archive and save files to a persistent drive called “Saved HD.”
Adding the operating system required more than preparing disk images. The developer reported fixing several DingusPPC compatibility issues uncovered by BeOS, including problems with keyboard modifier-key handling, display changes, early BeOS video-memory updates and mounting certain HFS disk volumes. A separate fix addressed a memory-mapping edge case needed to run SheepShaver, a Power Macintosh emulator that originated on BeOS.
The project’s developer said most of the changes made over the past month were aimed at improving BeOS compatibility and were contributed upstream to DingusPPC. The developer also said the emulator is, to their knowledge, the only one that can run PowerPC versions of BeOS. That is the developer’s assessment, rather than an independently established comparison of all available emulators.
A New View of BeOS on PowerPC
The release makes a historically significant operating system easier to try: users can explore BeOS without finding compatible hardware, locating installation media or configuring an emulator themselves. That matters to readers interested in computing history, but also to anyone curious about how an operating system built around multimedia, multitasking and multithreading felt in use.
The compatibility work has a wider technical effect. Because BeOS behaves differently from Mac OS, it exposed assumptions in an emulator whose development had largely focused on Apple’s operating system. Fixing those issues can make the emulated hardware more accurate across systems, rather than merely making one set of BeOS images boot. The developer hopes the improvements could also help future work on alternatives such as MkLinux and Rhapsody; no support for those systems was announced as part of this release.
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BeOS and Apple’s OS Search
BeOS was developed by Be, Inc. as a multimedia-focused operating system and was later ported to Power Macintosh computers from the mid-1990s. Its speed and technical design impressed parts of the Mac community. Apple considered acquiring Be as it looked for a successor to its aging Mac operating system, although this browser release does not provide new details about that acquisition process.
The developer said the initial Power Mac version, Developer Release 8.2, had a time-based restriction that stopped it from booting after April 1, 1997. The restriction was connected to a licensed font renderer that Be could not distribute indefinitely, the developer said. Release 8.3 addressed the issue. Infinite Mac uses custom date support to make the earlier release bootable when that disk is selected.
The project’s account also describes the work as a continuation of efforts to add operating systems beyond Mac OS to Infinite Mac. The site already embeds SheepShaver, and the developer said BeOS was a long-standing candidate for inclusion. In addition to preparing the systems, the site added a BeOS-style appearance for its controls and generated disk content that helps select a display resolution suited to the browser window.
““BeOS had been on my radar for a while.””
— Infinite Mac developer
Limits of the Emulator Release
The project’s announcement does not specify exactly how many BeOS versions are available, list every supported release or provide a full compatibility matrix for applications and hardware features. It also does not report performance measurements or define which browser and device combinations have been tested.
The claim that DingusPPC is the only emulator able to run PowerPC BeOS is presented as the developer’s belief. The announcement does not compare it with every emulator that may exist. It also remains unclear whether the compatibility improvements will lead to support for MkLinux, Rhapsody or other alternate operating systems; the developer described those as possible future beneficiaries, not confirmed additions.
Further Systems and Compatibility Work
Users can now try the available BeOS installations through Infinite Mac, where they can explore included software, use supported disc images and save work to the site’s virtual drive. The developer has not announced a date for additional systems or a specific next release milestone.
The developer said the DingusPPC changes may help with future efforts to bring up other PowerPC operating systems, including MkLinux and Rhapsody. Whether those systems will be added, and what compatibility work they would require, has not been confirmed. For now, the concrete next step for visitors is to test the BeOS environments and their available software through the browser.
Key Questions
What is new on Infinite Mac?
Infinite Mac now offers several PowerPC versions of BeOS that users can boot and explore in a browser.
Do I need a vintage Power Macintosh to use it?
No physical Power Macintosh is required. Infinite Mac runs the systems through the DingusPPC emulator in the browser.
Can users save files or access software?
The project says users can run preinstalled software from Infinite HD, insert CD-ROM images from the Internet Archive and save work on the “Saved HD” drive.
What changed in DingusPPC?
BeOS testing exposed issues involving keyboard input, display handling, video-memory updates and HFS volumes. The developer said fixes were contributed upstream to DingusPPC.
Will Infinite Mac add MkLinux or Rhapsody?
The developer said the BeOS compatibility work could help with those systems, but no additions or release dates have been confirmed.
Source: blog.persistent.info
