chess websites

- I thought this may be adversiting, but I don't know the rules and could not find rules for forum topics, so if this is illegal please delete this page -

so recently I've heard of a few helpful chess websites but can't remember the names of them

I know -

lichess , chess24 , chesstempo , chess.com , studyopenings

I remember there was a website of blitz tactics and thought there may be for endgames drills, tactics and etc so if someones knows please post it here

I feel dumb

There are many website.
- blitztactics.com/
- www.chessable.com/ (paid service and some partial free material)
- en.chessbase.com/ ( paid service)

The top 500 chess sites (some of them for play - some of them for training, tactis, ratings, whatever - a broad choice, while there are only 5 or 6 with high traffic):

http://www.chess-links.org/index500.html

www. Chesspractice.com

Here is another website with structured learning paths and courses:
- www.chessfactor.com

here is my strongest weapons . I using this websites to study chess , create study and make a insane chess puzzles database.chessbase.com/
www.shredderchess.com/online-chess/online-databases/endgame-database.html

Not bad, but it is up to 6 men only :)
There is better.
syzygy-tables.info/