These pages are not translated yet:

• https://lichess.org/study
• https://lichess.org/learn#/
• https://lichess.org/training/coordinate
• https://lichess.org/coach
• https://lichess.org/lag
• https://lichess.org/faq

• On page simul : https://lichess.org/simul/6OW2jyGu (more translations for simul (#3382) #3386)
  • Message "Iridium simul by" , "by" is not translated yet
  • Message "Host color: Random" is not translated yet
  • Text "nbPlaying nbWins nbDraws nbLosses" yet
• On page https://lichess.org/tournament, in the time table, "rated" and "casual" are not translated yet
• This page is not translated yet : https://lichess.org/tournament/help?system=arena
• Message "Learn from your mistakes" is not translated yet (translate retrospect #3863)
• Evaluation graph (translate advantage and movetime charts #3866)
• Move time graph (translate advantage and movetime charts #3866)
• Crosstable
• Computer analysis advice in move tree
• Context menu in analysis
• On page https://lichess.org/tv , message "Previously on Top Rated TV" not translated yet (use previouslyOnLichessTV translation key #3387)
• On page https://lichess.org/stat/rating/distribution/blitz : "Your rating" ,"Cumulative", "Glicko Rating" and "ratings" (on left) not translated yet
• page https://lichess.org/games/search some words not translated : "From", "To", "By", "Sort ("Date", "Move", "Rating", "Ascending", "Descending"), "Analysis", "Clock initial time", "Clock increment", "Result", "Winner color", ...
• On page https://lichess.org/editor : menu on right : text "Set the board" and "Popular openings" (translate board editor dropdown (#3382) #3384)
• In the menu Personal->background -> "light", "Dark" and "Transparent" not translated yet (translate dasher background settings (#3382) #3383)
• Notifications
• Challenges
• About lichess.org [at the bottom of the page] (make about side and footer translatable #4664)
• lichess.org is a (really) free, no-ads, open source chess server. Read more about lichess.org [left sidebar] (make about side and footer translatable #4664)
• Gamebook
• Broadcasts
• Ragesit warning (Ragesit: make the warning less scary #17074)
• "Lichess will restart" message (Lichess will restart translation #8978)

Tricky:

• Consider to translate "Daily", "Weekly", "Monthly" and "Yearly".
• Bullet, Blitz, Classical, ... (consider translating Ultra, Bullet, Blitz, Classical ... #3370)
• https://lichess.org/practice
• Consider to translate openings name.
• Quotes
• Messages from server & presets in chat
• Algebraic notation

Maybe not worth it, since almost all content is English anyway:

• https://lichess.org/video
• https://lichess.org/streamer