We now have a Patreon and a Liberapay. Proceeds go to our group and directly to what we do.
School Classics/Coolmathgames OvO
Big Ice Tower Tiny Square
Run 3 (You may have to disable your adblocker)
Choppy Orc
Retrobowl
Factory Balls Forever
Circloo 2
Idle Breakout Credit to 3kh0 or Echo
Slope
Tunnel Rush
Resources The MCPS Unblocking Wiki
Bookmarklets
Patreon
Liberapay
Factory Games shapez.io (Steam version, usually paid)
Shapez Industries (Mod of Demo)
shapez.io demo
Mindustry Classic
webguy24 The Official Onion Factsheet
World's Worst Game (Norman's Nonsense)
Onionfist Neogolf
Orbital Daggers
Icedodo (Now with all levels in all cups)
Tunnel Glider
Onion's Revenge
Iconic/Retro Bad Time Simulator (sans fight)
2048
Super Mario 64
Super Mario 63
Google Snake
Tetris
Hextris
Gameboy Games
Breakout
Flappybird
3D Shooters Doom (Arrow keys and Ctrl)
q1k3
redvsblue
Quake
2D Shooters Space Huggers
Asteroids
Evil Glitch
Minecraft Vanilla Minecraft 1.5.2 Coming Soon.
Minecraft Classic
Minecraft Clone
Puzzle Games Breaklock
Blackholesquare
The Maze of Space Goblins
Edge Not Found
packabunchas
Connect 3 (like Candy Crush)
Calamity
xx142-b2exe
Konnekt
Roadblocks
Programming/Hacking Games Bitburner
Untrusted
Digital Logic Simulator (Sebastian Lague)
Board/Physical Games Chess
Go/Weiqi/Baduk
Idle/Clicker Games Bitcoin Mining simulator
Cookie Clicker
A Dark Room
Candy Box
Candy Box 2
Kitten Game
Paperclips
Trimps
Space Company
Celeste Celeste Classic
Celeste Classic 2
Music/Rhythm Games A Dance of Fire and Ice (ADOFAI)
Friday Night Funkin' (FNF)
Geometry Dash
Fireboy and Watergirl Fireboy and Watergirl
Fireboy and Watergirl 2
Fireboy and Watergirl 3
Fireboy and Watergirl 4
Mobile Games Fruit Ninja
Dancing Line
Magic Tiles
Skyball
Cut the Rope Cut the Rope
Cut the Rope: Time travel
Cut the Rope: Vivid Edition
To a Starling
No Leg Lenny
Had
HexGL
Melon Knight
Diep.io clone (May not work)
Asciispace
Astray
Backcountry
Bounceback
Captaincallisto
Chroma Incident
emulatorjs-demo
Linuxvm (???)
Ninja VS Evilcorp
Obstacle Cube
pushback
Racer
radiusraid
retrohaunt
shuttledeck
sleepingbeauty
Space Garden
Towermaster
Underrun
Eat the Dots
Tunnel Rush (Bad)
Justfall.lol
Radius Raid
Rolling Forests
Spacebar Counter
Super idol

Thanks to webguy24 on Github for adding many games.