EonTimer

A precision timer for Pokémon RNG manipulation — now on the web.

A port of the Pokémon RNG Timer originally written by ToastPlusOne.

• Gen 5 — Standard, C-Gear, Entralink, and Enhanced Entralink modes
• Gen 4 — Delay and second calibration
• Gen 3 — Standard and Variable Target modes
• Custom — Multi-phase timers with configurable units
• PWA — Installable from your browser, works fully offline
• Responsive — Works on desktop, tablet, and mobile

• Node.js 20+

npm install

npm run dev

npm run build

The build output is in the dist/ directory and can be served by any static file server.

npm run preview

• React 19 — UI framework
• TypeScript — Type-safe codebase
• Vite — Build tool and dev server
• Zustand — State management with localStorage persistence
• Web Workers — High-precision timer loop off the main thread
• Web Audio API — Synthesized action sounds
• Workbox — Service worker for offline PWA support

This project includes a GitHub Actions workflow (.github/workflows/deploy.yml) that builds and deploys to GitHub Pages on push to the main branch.

To enable: go to your repo Settings → Pages → Source and select GitHub Actions.

EonTimer is released under the MIT License.

• Concept: DasAmpharos
• Preliminary Renderings: Provided by ChatGPT, OpenAI
• Final Design: dartanian300