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Documentation Index

Fetch the complete documentation index at: https://cofhe-docs.fhenix.zone/llms.txt

Use this file to discover all available pages before exploring further.

Get started quickly with pre-configured project templates.

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Hardhat Starter

A minimal Hardhat project with @cofhe/hardhat-plugin pre-configured, including a sample contract and test.

cofhe-hardhat-starter

Clone this template to start building FHE contracts with Hardhat immediately.
git clone https://github.com/FhenixProtocol/cofhe-hardhat-starter.git
cd cofhe-hardhat-starter
npm install
npx hardhat test

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What’s included

  • @cofhe/hardhat-plugin and @cofhe/sdk pre-installed
  • hardhat.config.ts with evmVersion: 'cancun' and the plugin imported
  • A sample FHE contract
  • A test demonstrating the encrypt → store → decrypt flow
  • Pre-configured network settings for local development and testnets

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Foundry Starter

A minimal Foundry project with @cofhe/foundry-plugin pre-configured, including a sample Counter contract and a comprehensive test suite covering plaintext assertions, public-decrypt flows, ACL deny paths, and fuzzing.

cofhe-foundry-starter

Clone this template to start building FHE contracts with Foundry immediately.
git clone https://github.com/FhenixProtocol/cofhe-foundry-starter.git
cd cofhe-foundry-starter
npm install
forge build
forge test -vvv

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What’s included

  • @cofhe/foundry-plugin, @cofhe/mock-contracts, and @fhenixprotocol/cofhe-contracts pre-installed
  • foundry.toml with evm_version = "cancun", solc_version = "0.8.25", and code_size_limit = 100000
  • remappings.txt configured for the plugin and mocks
  • A sample Counter contract using FHE
  • Tests demonstrating expectPlaintext, decryptForTx_withoutPermit, permit-based unseal, ACL deny assertions, and fuzz tests
  • Deploy scripts for eth-sepolia, arb-sepolia, and base-sepolia