Leaderboard for the Genesis / Mega Drive game is https://www.speedrun.com/thomas_genesis
There is a separate leaderboard for The Disney Afternoon Collection: https://www.speedrun.com/the_disney_afternoon_collection It includes Chip 'n' Dale, Chip 'n' Dale 2, Ducktales, Ducktales 2, Darkwing Duck, and Talespin. All include the Any% and Boss Rush categories.
NG+ All Level Spatulas: https://www.speedrun.com/bfbbce#NG%2B_All_Level_Spatulas It is included in the category extensions. It is in NG+ (new game plus). The object of "All Level Spatulas" (formerly known as 84%) is to collect all golden spatulas displayed in the pause menu except for those from the Mr. Krabs and Patrick rows.
The main category is now named GSR (Ganondorf Source Requirement).
Link: https://www.speedrun.com/oot/full_game#GSR
Goal: Defeat Ganon after completing the following objectives:
- Defeat Ganondorf
- Get light arrows
- Collect shadow and spirit medallions
- Get magic
- Get Zelda's Lullaby
- Get the Quiver 30
Rules and restrictions:
- No wrong warping
- No item manipulation (RBA/BA/GIM)
- No cutscene skips from blue warps
- Source requirement is enforced for all acquired items. This means all items, equipment, songs, etc. collected in the run must come from one of their natural sources in the game.
No IM/WW (which retains the old rules): https://www.speedrun.com/ootextras#No_IMWW
No RBA/WW: https://www.speedrun.com/ootextras#No_RBAWW
The "Sonic 3" and "Sonic & Knuckles" categories are now included in the full-game leaderboard under the Miscellaneous tab. The first runs for these categories were in March 2019.
Here is a video about the world record progression of the game, posted by Linkus7 on 9 February 2019.
The course Sterling Shores appears on version 1.0 (REV00) of the game, but not on version 1.1 (REV01).
Category extensions for the game (Metroid NES): https://www.speedrun.com/metroid_category_extensions In categories with no major glitches (NMG): Door-jumping/wraps and block clips are banned. Unmorph Jump (Mid-air Jump) and sequence breaks are allowed.
This is not the only game on the site where emulators are banned on leaderboards (Diddy Kong Racing is another example).
This first game in the series was originally released in 1990 for DOS computers, 1991 for Sega Genesis, Macintosh, SNES, and Commodore Amiga, and 1993 for Sega Master System and Game Gear.
SNES, MS-DOS, and Macintosh are already included. Please include the others (Sega Genesis, Commodore Amiga, Sega Master System and Game Gear).
Sega Genesis (Mega Drive) Classics is a series of compilations featuring Sega Genesis video games released for Microsoft Windows, macOS and Linux. Volume 2 (which includes Columns) was released on September 13, 2010.
Sega released a compilation titled Sega Genesis (Mega Drive) Classics for PlayStation 4 and Xbox One on May 29, 2018. The compilation is set to come to Nintendo Switch in Q4 (fourth quarter) of 2018.
Both compilations include a port of the Genesis version of Columns.
I have the Steam and Playstation 4 versions of the compilation.