> For the complete documentation index, see [llms.txt](https://docs.libre.org/libre-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.libre.org/libre-docs/advanced-features.md).

# Advanced Features

- [Cross-Chain Bridges](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability.md): An overview of Libre's cross-chain bridges and interoperability solutions
- [CrossLink MPC Bridge](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/crosslink-mpc-tss-bridge.md): Sovereign Bitcoin Custody and Cross-Chain Orchestration via Threshold Cryptography
- [Bitcoin to Libre (peg-in)](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/crosslink-mpc-tss-bridge/bitcoin-to-libre-peg-in-process.md): Libre Crosslink’s peg-in process allows users to securely bridge Bitcoin onto the Libre blockchain, converting Bitcoin into pegged BTC tokens that can be used within the Libre ecosystem.
- [Libre to Bitcoin (peg-out)](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/crosslink-mpc-tss-bridge/libre-to-bitcoin-peg-out.md): When you want to move Bitcoin back from Libre to the Bitcoin network, the peg-out process is simple and decentralized.
- [Technical Whitepaper](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/crosslink-mpc-tss-bridge/technical-whitepaper.md): Technical details of the Libre CrossLink bridge implementation using MPC-TSS
- [Auditing the Bitcoin backing](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/bitcoin-audit.md): Anyone can audit to make sure that the BTC on Libre is 100% backed by Bitcoin.
- [Bridge Comparison](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/bridge-comparison.md): Comparing Libre CrossLink to other Bitcoin bridge solutions such as THORchain and Liquid
- [Bitcoin Lightning Network](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/bitcoin-lightning-network.md): Bitcoin Lightning compatibility with Libre Chain
- [USDT / Ethereum](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/usdt-ethereum.md)
- [Legacy pNetwork](https://docs.libre.org/libre-docs/advanced-features/cross-chain-interoperability/legacy-pnetwork.md): Automatic bridging of pNetwork has ended.
- [Governance](https://docs.libre.org/libre-docs/advanced-features/governance.md)
- [Voting Power](https://docs.libre.org/libre-docs/advanced-features/governance/voting-power.md): Voting Power on Libre blockchain
- [Validator Election](https://docs.libre.org/libre-docs/advanced-features/governance/validator-election.md): Validator elections on Libre blockchain
- [Libre DAO](https://docs.libre.org/libre-docs/advanced-features/governance/dao.md): Libre DAO - propose and vote
- [Governance Documents](https://docs.libre.org/libre-docs/advanced-features/governance/libre-governance-docs.md): https://gitlab.com/libre-chain/libre-governance
- [Libre Blockchain Operating Agreement](https://docs.libre.org/libre-docs/advanced-features/governance/libre-governance-docs/libre-blockchain-operating-agreement-lboa.md): https://gitlab.com/libre-chain/libre-governance/-/blob/main/OperatingAgreement.md
- [Block Producer Agreement](https://docs.libre.org/libre-docs/advanced-features/governance/libre-governance-docs/block-producer-agreement.md): https://gitlab.com/libre-chain/libre-governance/-/blob/main/block-producer-agreement.md
- [Block Producer Minimum Requirements](https://docs.libre.org/libre-docs/advanced-features/governance/libre-governance-docs/block-producer-minimum-requirements.md): https://gitlab.com/libre-chain/libre-governance/-/blob/main/block-producer-minimum-requirements.md
- [Mainnet Code Update Proposals](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals.md): Code updates require a multisig of the 2/3+1 of active validators.
- [December 2022](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/dec22updates.md): December 2022 proposal
- [February 2023 (staking)](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/feb23stake.md): 3 proposals planned for February 2023
- [March 2023](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/march-2023.md): Multisig and code updates for March 2023.
- [April 2023](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/april-2023.md): Multisig and code updates for April 2023.
- [June 2023](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/june-2023.md): Multisig and code updates for April 2023.
- [July 2023](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/july-2023.md): Multisig and code updates for July 2023.
- [October 2024](https://docs.libre.org/libre-docs/advanced-features/governance/libre-mainnet-code-update-proposals/oct-2024.md)
- [Technical Details](https://docs.libre.org/libre-docs/advanced-features/technical-details.md)
- [Core Constants](https://docs.libre.org/libre-docs/advanced-features/technical-details/libre-core-constants.md): These constants are hard-coded in the smart contract.
- [Smart Contract Versions](https://docs.libre.org/libre-docs/advanced-features/technical-details/deployed-smart-contract-versions.md): The code hash of every contract deployed on Libre mainnet, so anyone can check what is actually running.
- [Verifying Code Updates](https://docs.libre.org/libre-docs/advanced-features/technical-details/verifying-code-updates.md): How to verify code updates of smart contracts deployed on Libre.
- [Staking Details](https://docs.libre.org/libre-docs/advanced-features/technical-details/staking-details.md)
- [Mint Rush Details](https://docs.libre.org/libre-docs/advanced-features/technical-details/mint-rush-details.md): Libre Mint Rush formulas.