OpenSol

OpenSol is an independently developed Intel 8080 computer emulator inspired by the Processor Technology Sol-20 Terminal Computer. Explore a 64-by-16 character display, type directly into the original OpenSol firmware, and use the built-in Sol Command Monitor. Choose white, green, amber, or red phosphor; switch between a sharp flat display and period-inspired CRT effects; and use full-screen mode for an immersive terminal experience. OpenSol includes: • A complete independently written Intel 8080 interpreter • Original OpenSol firmware and Sol Command Monitor • iPhone, iPad, and Mac interfaces • Direct typing, touch input, external keyboards, and compatible game controllers • User-selected ENT and raw-binary file import • Private on-device Recent Programs and session restoration • Experimental virtual cassette and USB-audio cassette tools OpenSol includes no SOLOS ROM, vintage applications, download catalog, advertising, analytics, tracking, accounts, or network service. Users provide their own lawfully obtained compatible files. OpenSol is not affiliated with or endorsed by Processor Technology Corporation or any successor rights holder. Historical product names are used only to describe compatibility and historical context.