Second System 2.4 Download Page (Patreon)

Updated at 1704 (UTC-5) on 2026-02-03 to add new api-set DLL redirections to the kernel32 wrapper.Updated at 1918 (UTC-5) on 2026-02-03 to add implementations of CreateFile2 and MapViewOfFileNuma2.Updated at 1153 (UTC-5) on 2026-02-04 to resolve Discord media module memory leak caused by DXGI wrapper and SID issue in Firefox.Download Second System version 2.4 here: