WARNING! This is still an old hack at heart, and therefore has some problems. DOES NOT work on Project64 2.x and above NOR Mupen64Plus.
Recommended playback on Parallel Launcher or Project64 1.6

Project 64 1.6 Community Bundle https://cdn.discordapp.com/attachments/847841536573833216/972642735519592478/Project64_SM64_RH_Prebuilt.zip
Parallel Launcher https://parallel-launcher.ca

Version 3.0 Changelog, made by Pyro Jay, FrostyZako, Blakeoramo, aglab2, and ZenonX. Original game by Kampel125

Pyro Jay:
Imported v2.1 elements to the 1.3 version (thank you Kaze for help), fixes to rendering using Fast3DFix (thank you aglab), slight presentation tweaks
Applied patches: Newest parallel Lakitu camera, 6 out 8 red coins, 80 coin stars, increased swimming speed, increased ceiling climb speed, more forgiving wallkicks, reduced fall damage. 
Many various stability and other minor gameplay improvement patches.

FrostyZako:
C1: Redesigned and renamed the secrets mission
C3: Moved a few reds
C4: Moved a line of coins to indicate the path to the star on top of the mountain, added a coin to indicate location of penguin
C6: Moved Big Boo to the tower top, added a blue coin guide for the secrets
C7: Moved all piranhas into flower beds, relocated reds previously in the maze and in flower beds, reordered the star missions
C8: Relocated a red, relocated the red coin star spawn, replaced secrets with a "Fly to the Highest Point" mission, swapped the reds and former secrets star missions
C9: Marked window star + flooded cave entrance with coin arrows, replaced secrets with a "The Sharpest Roof" mission, relocated all reds previously in the water
C11: Added alternate level spawns for acts 3 + 4, moved a red
C13: Replaced secrets with a "The Lost Minecart"  mission, swapped the slide and former secrets star missions
C14: Removed and replaced the elevator ride with an "Ascend the Blimp" mission, added hidden/breakable boxes for that star mission, removed fwooshes, moved a few reds
C15: Added a wing cap in support of the secrets mission, removed secrets textures and placed coins among them, indicated the cannon shot for star 1 with a 1-up
Maze: Removed all reds and turned it into a normal star, made it easy for anyone who's willing to read signs
B2: Added metal boxes for the reds in the lava pit
B3: Added a box switch in the pole room to allow backtracking
Set the success warp in Bowser levels to the level spawn, as well as a couple other warp fixes to level acts
Added patches: All Boos have blue coins, music plays quietly during pauses, cap music doesn't restart when grabbing a new cap, cap timer

Blakeoramo:
Widescreen and ground pound diving toggleable via R and L in the menu, pausing in hub can go back to file select, some fixes, and made a couple things greener.

ZenonX:
Applied patches: Blue coin switch preview.

aglab2:
Author of various patches and help.