# PexesoLab > Free online generator for printable memory card games (pexeso) and domino tiles. Upload your own images, customize card size, and download a print-ready PDF — no registration required, all processing happens in the browser. PexesoLab is a bilingual (Slovak/English) web application built for parents, kindergarten teachers, and educators who want to create personalized learning games for children. The tool generates professionally laid-out A4 PDF files with cut guides, front-side image cards, and a matching back-side page with a logo watermark. ## Features - Upload any images (JPG, PNG, GIF, WebP) to use as memory card faces - Generates paired memory cards — each image appears twice for matching gameplay - Adjustable card size (slider from small to large) - Optional dashed cut guides on card borders - Back-side page automatically generated with logo - Domino generator: classic dot domino sets or image-based custom domino tiles - Fully client-side — images never leave the user's device - Free, no account needed ## Pages - [Home / Pexeso Generator](https://pexeso.predskolacik.app/): Upload images and generate memory card PDF - [Domino Generator](https://pexeso.predskolacik.app/domino): Generate printable domino tile sets (dots or custom images) - [FAQ](https://pexeso.predskolacik.app/faq): How to use the app, common questions - [About](https://pexeso.predskolacik.app/about): About PexesoLab and the Predškoláčik project - [Cookies](https://pexeso.predskolacik.app/cookies): Cookie policy ## Technical - Frontend: React 18, TypeScript, Tailwind CSS, shadcn/ui - PDF generation: jsPDF (no server involved) - Hosted on Vercel (static deployment) - Available in Slovak (default) and English (/en prefix) ## Publisher PexesoLab is part of the [Predškoláčik](https://predskolacik.app) educational platform for preschool children in Slovakia.