---
title: OpenLithoHub Playground
emoji: 🔬
colorFrom: indigo
colorTo: blue
sdk: gradio
sdk_version: 4.44.1
python_version: 3.11
app_file: app.py
pinned: false
license: apache-2.0
tags:
  - computational-lithography
  - semiconductor
  - OPC
  - lithography
  - EUV
  - mask-optimization
  - EPE
  - MRC
---

# OpenLithoHub Playground

Interactive web playground for computational lithography evaluation.

**Features:**
- Upload or generate synthetic mask designs
- Compute lithography metrics (EPE, PV Band, MRC/DRC)
- Visualize predicted vs. target contours