JSSpeccy Alternatives
JSSpeccy is described as 'open-source ZX Spectrum emulator written in JavaScript for the browser. Games can be played online for free at the demo site or by embedding the scripts in a web page' and is a Game Emulator in the gaming software category. There are five alternatives to JSSpeccy for Windows, Linux, Mac, Online / Web-based and Android. The best alternative is Retro Virtual Machine, which is free. Other great apps like JSSpeccy are Fuse, Speccy emulator, Spectaculator and Qaop.
Retro Virtual Machine (or RVM for short) works natively in MacOs (from version Mavericks 10.9), Linux (any modern distribution) and in Microsoft Windows (from Windows Vista). RVM emulates the full spectrum of the official models of ZX Spectrum, as well as some clones like Inves...
Features
Fuse (the Free Unix Spectrum Emulator) was originally, and somewhat unsurprisingly, a ZX Spectrum emulator for Unix. However, it has now also been ported to Mac OS X, which may or may not count as a Unix variant depending on your advocacy position.
Sinclair ZX Spectrum emulator.
Spectaculator is the world's premier Sinclair ZX Spectrum emulator for PCs running Microsoft® Windows® 7, XP & Vista.
QAOP lets you play ZX Spectrum games right through your browser. Choose from a large selection of classic games or select 'Open' from the emulator's menu system to load a game from your computer.