ChatGPT from OpenAI
Khanmigo from Khan Academy (beta stage, relies on ChatGPT-4, tutoring functionality)
Quillbot (paraphrasing, grammar checker, plagiarism, summarizing, citation generator, translator)
Wolfram Alpha (math, science, etc.; For those familiar, Wolfram Alpha was integrated into GoBoard)
Symbolab (math)
Scite (research tool that catalogs and contextualizes scholarly papers, listing other work that mentions the paper neutrally, contradicts it, or supports it)
DALL-E 2 from Open AI: text-to-image generator
Midjourney: text-to-image generator
AI Discovery Site: https://www.futuretools.io/