Bitcoin Core 28.0 includes a number of new P2P and mempool policy features that may be useful for businesses and users.
In this blog post, Gregory Sanders summarizes the feature set and how they can be used individually or together.
The guide explains and provides command line samples for:
- One Parent One Child (1P1C) Relay
- TRUC Transactions
- 1P1C-topology Package RBF
- Pay To Anchor (P2A)
as well as describing common wallet patterns that can benefit: simple payments, coinjoins, LN, Ark, LN splicing


Bitcoin Optech
Guide for Wallets Employing Bitcoin Core 28.0 Policies
In Bitcoin Core 28.0 contains new P2P and mempool policy features that may be useful for a number of wallets and transaction types. Here Gregory Sa...