[Kraxs]

Why free stealers bcuz I'm a broke ass nigga who's a hitler fan boy in a 3rd world country

[Apache]

I don't know if the tools are save, but you can try them:

Venom RAT(has a stealer): VenomRAT
Stealerium(I have used it once before): Stealerium
Adamantium Thief(My friend is using it):   Adamantium-Thief
Blank Grabber(if u use the startup option it gives a random error at startup): Blank Grabber
StormKitty(uses Telegram):  StormKitty
The Murk Stealer(Someone recommended it to me):The Murk Stealer

Have fun

[nullrobot]

Check this one: https://github.com/moonD4rk/HackBrowserData
It worked for me, but it only saves the results at the current directory idk if you can modify the code to send it to a server

[tengusec]

This one is pretty good. I've had a lot of luck using it for various purposes:

https://github.com/Xfrankxrs/Muck-Stealer

It has a lot of features and is open-source.