I use Backloggery which is more aimed towards playing the games you have and clearing your backlog. Source: 12 months ago

I havent used all these, so your milage may vary, but I was looking for a similar thing not long ago. Https://www.backloggd.com Https://rawg.io Https://wetheplayers.com Https://www.grouvee.com/ Https://gamelib.app/explore Https://backloggery.com/ Https://playnite.link/ There's also just using a spreadsheet, or Notion with a good template. Source: about 1 year ago

There are websites like howlongtobeat.com or backloggery.com that let you track individual game status. You can write down ratings or when you started/finished a game and it tracks that. I've used backloggery.com for 10+ years so it was really easy to grab the dates I played Trails with it. Source: about 1 year ago

For game tracking, try The Backloggery! Source: over 1 year ago

People often use sites like HowLongToBeat, Backloggery, or Backloggd. Source: over 1 year ago

My first one was Days Gone, just to show my appreciation for an underrated game (and because it was an easy platinum, lol). I've had 19 more platinums since then, God of War was the hardest, I think, because the valkyries. But it wasn't super hard, I think Sony is making a point about the platinums being achievable by real humans in first party games. I'm not going for a lot of plats or something, I check... Source: about 2 years ago

I used 2 sites to get the mementos and other collectables, they aren't in order BUT one has a checklist so you can check off what you have and don't have, and the other has pictures on where to get everything. powerpyx.com and mapgenie.io -> checklist. Source: about 2 years ago