For me it is:
PS2: Star Wars Battlefront 1, Need for Speed Underground 2
Nintendo DS: Pokemon Black, White, Gold, Silver, Blue, Red and Mario Party
PS4: Far Cry 4 (I always watched my brother back then.)
PC: Minecraft, My Free Zoo 2, (Fortnite)
Gears of war
Ratchet and clank
The elder scrolls
Nfs underground 2
Silent hill
Anno
7 days to die
Oh yes I have some. Play games that still play today and play through again and again
Battlefield 2
Battlefield 1942
Gothic 1 +2
Star Wars Kotor 1 + 2
Star Wars Jedi Knight 2 +3
Hitman 2-4
GTA San Andreas
Medal of Honor: Allied Assault + Add Ons
DragonBall Z: Budokai 3 / Budokai Tenkaichi 3
Metal Arms: Glitch in the System
Splinter Cell 1-3
Stronghold Crusader
Yes, almost every game that is in my closet from the PS2. Stop all games that I played as a child.
Ratchet and Clank 1-3
Ratchet gladiator
Jak II Renegade
…
Which Anno? There's much more than just 1 part.
For me it would be Anno 1602 and the Wii part.
1800 and 1404
How can you have nostalgia for Anno 1800 if it only came out last year?
It creates the feeling so why not
Duke Nukem 3D.
Back then played in DOS (was always better than Doom) - later in DOSBOX - and recently bought for 3 euro on PS4. Most of the other games have already been mentioned.
Crash Bandicoot 2 and 3
Driver 1 and 2
Tekken 3
Metal Gear Solid 1 - 3
GTA 1 and 2
CoD 1, United Offense and CoD 2
Sudden strike
Onimusha 1-3
Tony Hawk's Pro Skater 1 and 2
Silent Hill 1 and 2
Colin McRae Rally 1 and 2
Need For Speed Underground 1 and 2
Conker's Bad Fur Day
Zelda Ocarina of Time
Super Mario 64
Kirby's Dreamland
Wario land
Tetris
Pokémon red and blue
Jak & Daxter
GTA III, Vice City, San Andreas
Tony Hawk's Underground 1 and 2
Yakuza 1 and 2
Counterstrike 1.6
Medal of Honor Frontline
Canis Canem Edit
Max Payne 1 and 2
Crash team racing
I completely forgot GTA San Andreas!