I sometimes see people asking for suggestions for games to play in some of these tags, so I thought I’d try to help out. If any links don’t work or anything, let me know. More games have been added as of 5/14/13.
Ai to Yuuki to Kashiwamochi | Download | English Patch
Sweets puzzle game, played like Yoshi’s Cookie, but with a very hard time limit. By the creator of Irisu Syndrome, so you know there’s a twist to it. (The English patch might only be a partial one?)
Ao Oni | Download
A horror/puzzle game where a group of kids decide to investigate a haunted mansion. Though with how ridiculous the “ao oni” looks, it’s a little hard to be afraid of it…
Barkley, Shut Up and Jam: Gaiden | Download
In the post-cyberpocalyptic ruins of Neo New York where b-ball is no more, you play Charles Barkley, a man on a quest to redeem basketball once and for all.
Cat Planet | Download
CAT PLANET CAT PLANET EVERYBODY CAT PLANET. A cute little platformer where you try to find all the cats. That’s it.
Cave Story | Download
A platformer game with great graphics, music, and story. Free to download, or you can also purchase it on Steam, Wiiware, or 3DS.
Clock of Atonement | Download
A short game with an interesting play mechanic. Rewind time again and again to try and change your mistakes. (You might need to open it in Japanese local to play)
Corpse Party Rebuilt | Download
English translation of the first Corpse Party game. Horror game where you and your friends are trapped in the school. Everyone might not live through it.
The Crooked Man | Download
A horror game where you play a man who has recently moved into a new apartment, and tries to find out about the former tenant.
Desert Nightmare | Download
A German game translated to English. Your parents abandon you in the not-so-nice town of Dusty Creek. (Some advice: don’t leave the mine until you find the antidote. Just don’t.)
Digital: A Love Story | Download
A game with a story set in 1988 and told through e-mails and BBS boards. Yeah, they totally made a Hackers reference.
Don’t Take it Personally, Babe, It Just Ain’t Your Story | Download
A visual novel set in the not-too-distant future. You’re a high school teacher who can read your students posts on a Facebook-like website.
Don’t Look Back | Download / Play Online
A very short and simple platformer. You’ll probably die a lot, but it’s got a neat ending.
Eversion | Download
A platformer that starts out cute and happy, but takes a little turn for the worse as the game goes on… You can also buy an updated version on Steam.
Fear Less | Play Online
A side scroller where you play a girl who has the same dream every night of being chased by death.
Halloween Flop | Download
RPG where a witch, a vampire, and a ghost go on a quest to try and save Halloween.
Happy Birthday | Download
A birthday party ends with the birthday girl dead. You play the detective who most solve the crime, even though she’s lost her own memory.
Ib | Download
A horror/puzzle game about a little girl in a demented art museum. The game also has multiple endings.
Imscared - A Pixelated Nightmare | Download
A horror game in first person. Check in the game folder if the game closes on you, and also open the game again.
Irisu Syndrome | Download | English Patch
A puzzle game with a sort of horror twist. The story is told through files that appear in the game folder as you play. No real instructions, so if you’re having trouble figuring out how to play check Youtube for helpful videos.
Katawa Shoujo | Download
A visual novel where you play a boy who has to be sent to a school for disabled students, so all of your love interests are also disabled. There are sex scenes, but don’t let that deter you, the game is much more than that.
Lisa | Download
An exploration game that, to be honest, might be a little depressing or even disturbing.
Mad Father | Download
A horror/puzzle game about a little girl with a father who does questionable experiments. Ayyyaaaa….
Melon Journey | Download
A short but cute game where you try to find your friend. Basically just one big trading quest.
Middens | Download
Could be considered a Yume Nikki fangame, but is so unique and has such quality graphics, it’s definitely woth checking out.
Misao | Download
A horror/puzzle game made by the same person as Mad Father. A little graphic, and has scenes of bullying/sexual assault. And you’ll probably die a lot.
OFF | Download
French game translated to English. You play as you playing someone called The Batter, who is on a mission to purify all of the zones.
Palette | Download
A horror(?)/puzzle game about a girl who has lost both her memories and her eyesight in an accident. (The game is pretty old and probably won’t run exactly as it should and the music is awful, but the story is good)
Paranoiac | Download
Horror game about a girl who moves into her aunt’s old house and gets attacked by a strange monster every night.
Pen Palz | Download
A game where you and your friend Pal try to find your mom. There are lots of nice unicorns and ghosts to talk to.
Porterminus | Download
A short game about a girl named Julie who finds a mysterious talking cat that needs her help (and her body).
Psycho Waluigi | Download
A Mario fangame all about the greatest Mario character ever made, Waluigi. He has psychic powers that you use to become ruler of the strange Unconcia.
Rescue: The Beagles | Download
A fun little platformer where you rescue beagles from being sent to an animal testing lab. Also you throw owls as weapons.
Schuld | Download
Made by the same person who did Desert Nightmare. You play as a man who finds himself in a dying world with no idea why he’s there.
Space Funeral | Download
A short, bizarre game that is perfect in every way. You and your pal Leg Horse go to Blood Cavern to fix things. Also has great music. There’s also a fanmade sequel you might enjoy if you like it: Earth Birth.
Spelunky | Download
A platformer where you collect treasures and rescue damsels. All the levels are randomly generated, so even when you die and start over the level is brand new.
The Here and Now of Yesterday | Download
A game where you’re a girl and you wander around a house. Weird stuff happens. And I warn you there are a couple of scenes where the screen flashes, so probably not best to play in the dark.
The Mirror Lied | Download
A puzzle game about a girl in a house… and something named Birdy? He wants to take you to Africa?? I don’t understand the plot, but it’s still a good, short game worth playing.
The White Chamber | Download
A point-and-click game where you wake up on a space ship and try to figure out what happened exactly. A little gory. And don’t forget to get rid of that refrigerator…
The Witch’s House | Download
A horror/puzzle game about a girl trapped in a house that never stops trying to kill her. Plenty of jump scares, and you will die. You will die a lot.
Treasure Adventure Game | Download
A big open-world platformer game with lots of treasures to find and puzzles to do.
Very Pink Game | Download
Gameplay is similar to Melon Journey, a short but cute game about meeting up with an old friend.
Very Retrouvaille | Download
A cute game where you play a ram girl whose pet rabbit ran away and you try to find him.
VVVVVV | Download
The demo is free to download, and it’s actually the full game, just minus some features. Platformer where you flip from floor to ceiling, trying to find your crew. You can also purchase this game on Steam.
Which | Download
Very short first person game where you try to get out of a house. There are two endings.
Wither | Download
Short game where you must collect 12 flowers. Trying to describe anything might spoil it, but some might consider this game a little morbid.
Wraith | Download
A horror/puzzle game where you play a girl named Kana who must work against time and solve the mystery behind the wraiths.
wreCk | Download
This game is pretty short right now since it isn’t finished, but it is definitely worth checking out anyway.
Yume Nikki | Download | Alternate Download
Exploration game about a girl wandering around her dreams. No real plot or anything, but you try to collect all 24 effects. There are also a whole bunch of fangames people have made, so if you like it check some of those out (an awesome list of them can be found here)