c64js vs Viciious
| c64js | Viciious | |
|---|---|---|
| Free trial | No | No |
| Platforms | self-hosted, Web | Linux, Web |
| Free plan | Yes | Yes |
| Supported platforms | web | Web browser; Node.js terminal |
| Disk and tape formats | .prg | .t64, .d64, .tap, .prg, .sid, .json snapshots |
| Built-in debugger | Yes | |
| Emulated C64 variants | PAL Commodore 64 | |
| Bundled software library | Yes |
Listed together in Best Commodore 64 Emulators