online dictionaries

• jisho.org
• tangorin.org (my favourite one, allows creating personalized lists for kanji and vocabulary practice)

kanji learning

• wanikani.com (third party apps for iOS and Android as well)
• Kanji Learner's Dictionary
• Remember the Kanji I and II

blogs

• tofugu
• lingualift

learning methods (paid)

• lingualift
• textfugu

tbc...