Turn any topic into an immersive, multi-agent learning experience in one click. Open-source AI classroom platform by Tsinghua University.

YYLO Ledger open-source task management tool provides a local, Git-native source of truth for software engineering work and coding agents. It stores task intent, status, blockers, responses, tags, relationships, mutation history, and commit evidence while modeling dependencies to identify ready work and order tasks. Teams can use JSON, NDJSON, XML, or table output with scripts, agents, and human operators. Immutable archive packs preserve completed work and make engineering history easier to review and validate.

Pickz social sports prediction game lets football fans predict Premier League fixtures, track scores and compete with friends throughout the season. Players can make weekly score predictions, choose a Bonus Team, forecast the final league table and join private prediction leagues for friends, families or offices. Leaderboards show weekly and season-long results, while partner-provided prizes reward top performances. Pickz is free to play with no subscription, entry fees or paywalls.

Browse high-contrast black and white baby cards for calm, supervised newborn visual play, focus practice, and tracking activities from 0-6 months.

Browse thousands of free word search puzzles by category, play online with touch-friendly controls, or download printable PDFs with solutions.

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.