• LNHANCE: This upgrade involves 4 significant technological changes or concepts to improve bitcoin’s scalability, privacy, and flexibility.
• Proposing a P2QRH BIP towards a quantum resistant soft fork: BIP is to provide a concrete proposal for adding quantum resistance to Bitcoin.
• BIP-94: A new testnet was merged into Bitcoin, the Testnet4
• BIP-353: DNS Payments
• BIP-347: OP_CAT
• BIP-352: Silent Payments
• BIP 388: Wallet Policies for Descriptor Wallets
• BIP 331: Ancestor Package Relay
• BIP-46: Address Scheme for Timelocked Fidelity Bonds
• BIP Proposal: Redefinition of the Bitcoin Unit to the Base Denomination
• BIP Proposal: OP_PAIRCOMMIT
• BIP proposal: DLEQ

And many more!