Old mario 64 website : r/SM64BetaBuild

Super Mario 64 (partially found Spaceworld '95 demo of Nintendo 64 3D platformer; 1995) - The Lost Media Wiki

Super Mario 64 Beta 07/29/1995 Build Leaked!

Nintendo Asset Libraries (SM64) · Render96/Render96Wiki Wiki · GitHub

Quad64 v0.2 (Beta Build 3) - An open-source SM64 level editor - Project Showoff & Discussion - SMW Central

Super Mario 64 (partially found Spaceworld '95 demo of Nintendo 64 3D platformer; 1995) - The Lost Media Wiki

Most accurate 1-1 recreation in SM64

Investigating the 1995/07/29 build and more

Super Mario 64 (partially found Spaceworld '95 demo of Nintendo 64 3D platformer; 1995) - The Lost Media Wiki

Super Mario 64 SpaceWorld 1995 Demo Remake (Early Access) by KaiKeebler - Game Jolt

Investigating the 1995/07/29 build and more

ProjectA95 [Super Mario 64] [Mods]

Super Mario 64 Romhacks - Retroachievements Collection [Pre-Patched] : Kaze Emanuar, aglab2, Marionova64, thecozies, LinCrash, Progji, MrComit, The PixelSM64, SwiftySky, Nebula SM64, BroDute, Dan-GPTV, ArcticJaguar725, Kinopio, Daniel_EDC, pieordie1