Pages for #spaced repetition MindStack: Personal Knowledge Training Platform Date: April 15, 2026 Time to read: 8 min Tags: projects 2026 ai knowledge training spaced repetition personal learning question generation memory training ai-powered learning dataset creation next.js next-auth next-intl react typescript prisma postgresql stripe vercel langchain gigachat ai cloudflare ai tailwind css radix ui cosmos zod schemas wasm porter stemmers