---title: Showcasenav: 6.03---
- Text Length example [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://githubbox.com/pmndrs/jotai/tree/main/examples/text_length) Count the length and show the uppercase of any text.- Hacker News example [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://githubbox.com/pmndrs/jotai/tree/main/examples/hacker_news) Demonstrate a news article with Jotai, hit next to see more articles.- Todos example [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://githubbox.com/pmndrs/jotai/tree/main/examples/todos) Record your todo list by typing them into this app, check them off if you have completed the task, and switch between `Completed` and `Incompleted` to see the status of your task.- Todos example with atomFamily and localStorage [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://githubbox.com/pmndrs/jotai/tree/main/examples/todos_with_atomFamily) Implement a todo list using atomFamily and localStorage. You can store your todo list to localStorage by clicking `Save to localStorage`, then remove your todo list and try restoring them by clicking `Load from localStorage`.- Clock with Next.js [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://codesandbox.io/s/nextjs-with-jotai-5ylrj) An UTC time electronic clock implementation using Next.js and Jotai.- Tic Tac Toe game [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://codesandbox.io/s/jotai-tic-tac-6cg3h) A game of tic tac toe implemented with Jotai.- React Three Fiber demo [![Open in CodeSandbox](https://img.shields.io/badge/Open%20in-CodeSandbox-blue?style=flat-square&logo=codesandbox)](https://codesandbox.io/s/jotai-r3f-fri9d) A simple demo to use Jotai with react-three-fiber