# Page Not Found

The URL `build-on-us/build-on-testnet` does not exist.

You might be looking for one of these pages:
- [Build on Testnet](https://docs.helalabs.com/build-on-hela/build-on-testnet.md)
- [Deploy Smart Contracts with Remix](https://docs.helalabs.com/build-on-hela/build-on-testnet/deploy-smart-contracts-with-remix.md)
- [HeLa Architecture](https://docs.helalabs.com/build-on-hela/hela-architecture.md)
- [Deploy Smart Contracts with Hardhat](https://docs.helalabs.com/build-on-hela/build-on-testnet/deploy-smart-contracts-with-hardhat.md)
- [Deploy Smart Contracts with Foundry](https://docs.helalabs.com/build-on-hela/build-on-testnet/deploy-smart-contracts-with-foundry.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.helalabs.com/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.helalabs.com/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/build-on-hela/build-on-testnet.md`)
- Use `Accept: text/markdown` header for content negotiation