Free Games:
gog-games.to
new.lewd.ninja

Premium Games:
Denpasoft
DLsite
Fakku
GOG
JAST USA
MangaGamer

Torrents:
1337x
AniDex
sukebei.nyaa.si
Tokyo Toshokan

Do not download anything with any of the following attributes:
Nexus Games/steam-repacks/WorldOfPCGames
AGFY - scam links
Apunkagames
IGG Games/PC Games Torrents/LoadGames
BBRepacks
OceanOfGames
nosTEAM
xGIROx
Seyter
SteamUnlocked/GOG Unlocked
cracked-games
crackingpatching
RepackGames
Pirate Bay
Kickass Torrents
Wifi4games
Downloadly
Nutaku
F95zone
Fap Nation
Any site with a scene group name in the URL

School:
Being a DIK
Bible Black
Katawa Shoujo/Disability Girls
Otoboku
Triangle Heart 2
True Love 95
YU-NO

Blue-Collar Workers:
Commando Corner Shop
The Guts Remix
Welcome to Pia Carrot 2

White-Collar Workers:
Darling
Love Cube
Tenioha! feat. Mami

Management:
Ah, I'll run a brothel
The Maid's Story
The Runaway Girl and Me

Sports:
Wrestle Angels

Card Games: todo

Puzzles:
Gals Panic DX
Leisure Suit Larry 6
Nakadashi Leveling match 3 something
Nocturnal Illusion
Yuukuri Panic Escalation

Maids:
Do You Like Dressing Up Lovey-Dovey Maids?
Three Sisters' Story
Secret With Sophia

Idols:
DearDrops
Kira☆Kira
Rikodoh no Paraizo
Space Live

Fantasy:
Beat Blades Haruka
Elf Girl Pinball
Fate/stay night
Funbag Fantasy
Pronant Symphony
Steam Hearts
Viper GTS RS

Sci-Fi:
AI-deal-rays
Beat Angel Escalayer R
Muv-Luv
Sei Shoujo Sentai Lakers 3

Softcore:
Bayonetta
Choh Aniki
Dead or Alive Ultimate
Gal*Gun
Rumble Roses (XX)
Sexy Parodius

Unsorted:
Can Can Bunny Extra DX
Comic Party
Da Capo sequels?
Idol Fighter Su-Chi-Pai
Mythic Manor
Tales of Androgyny