Curated 2025 AI tool stack organized by use case: Content creation — Claude AI, ElevenLabs, OpusClip; Coding — GitHub Copilot, Tabnine, Cody AI; Productivity — Notion, Grammarly, tl;dv; Image upscaling — Magnific AI, Topaz Labs Gigapixel, Upscayl; plus presentation, website, icon, poster, font, and logo generation picks. Includes a full PDF guide.