Free AI diagram generator for STEM — turn text or a PDF into accurate, labeled science & math diagrams in seconds, then export a print-ready PNG.

CodeZym is a platform to practice company-wise Low Level Design (LLD) and DS & Algo interview round questions. It has interview round questions for all top tech companies like Google, Amazon, Uber, Microsoft and others. This makes it useful for final preparation when interviews are scheduled for a particular company.

LangPanda is a language learning platform built around immersion, helping learners acquire languages through YouTube, Netflix, movies, and other authentic content. With dual subtitles, one-click word translations, interactive sentence saving, and spaced repetition flashcards, it makes learning from real videos simple and effective. Progress syncs across web, Android, and iOS, and support for 36 languages makes LangPanda an excellent choice for beginners and advanced learners looking to improve vocabulary, listening, and real-world comprehension through engaging native content.

DemoBook is a catalog of real software demos cut into short, task-level clips. Watch the AI tools everyone's using actually work — by use case, product, or profession.

We built LumenAI to solve a single problem: NotebookLM doesn't have real chat functionality. Upload your entire collection of PDFs and documents, ask questions, explore connections, and dive deep through natural, continuous conversations that actually remember your context. Unlike NotebookLM's fragmented one-chat-per-notebook design, LumenAI delivers genuine multi-threaded discussions with seamless continuity across your entire research project.

Paper Banana generates scientific figures and diagrams for research papers with AI. Publication-ready quality, no design skills needed. Try now!