jtalkonline.com/tips-and-tricks/kanji/
Blog archive featuring kanji study guides, reviews of apps and textbooks, and tips for preparing for JLPT exams. Covers beginner through advanced levels.
Kanji and kanaResource lists and enginesJLPT and other testsJLPTAppsSpaced repetitionFreeJLPT N1IntermediateBeginnerAdvanced