You might like Redstone Games' free crossword app. Lots of constructors from all over the world who make the effort to appeal to a global audience. You'll probably recognize some of the constructors' names from the NYT. https://redstonegames.mobi/. Source: about 1 year ago

You might also try Redstone Games' crossword app. Lots of famous crossword constructors, lots of puzzles of all types and levels, and it's all free. Link: https://redstonegames.mobi/. Source: over 1 year ago

For free crossword puzzles from established constructors, try Redstone Games' crossword app. You'll find thousands of puzzles, all levels of difficulties, from big names in the crossworld. No subscription needed. https://redstonegames.mobi/. Source: over 1 year ago

My recommendation is Redstone Games' Crosswords Free app for the wide variety of puzzles. Levels of difficulty range from Easy to Hard, and some 5x5 puzzle packs are rated Very Easy, suitable for children and beginners. The constructors make an effort to avoid America-centric abbreviations and clues. All of the constructors are big names in crosswords, so the puzzles are all high quality. Source: almost 3 years ago

I haven't shared a new crossword here in a bit, because I've been happily seeing my puzzles published in the excellent Redstone crossword app, but here's a recent one that makes me smile. Source: about 3 years ago

Firefox detected a potential security threat and did not continue to chesstempo.com because this website requires a secure connection. Source: 9 months ago

I enthusiastically recommend Chess Tempo (https://chesstempo.com/), which will give you interactive chess puzzles from real games that are tailored to your level. Someone else mentioned the similar system on lichess, which is also fine. - Source: Hacker News / 9 months ago

Does anybody know? There was a post from two years ago about this, and someone commented chesstempo.com, but I can't find the same board there. Source: 10 months ago

I use chess.com to play and I also have an chesstempo.com account which seems to be really good for practicing the openings. Source: 12 months ago

To get better at #2 pattern recognition, work on fast tactics. Go to chesstempo.com and train with blitz/easy tactics. Do this every day. After a time, I think you won’t need to do the Fritz training (maybe a month or two and you should be good), but do the tactics everyday. It’s your daily vitamin. Source: 12 months ago