On Mon, Jun 13, 2022 at 08:25:11PM -0400, Antoine Riard via bitcoin-dev wrote:
> If you're a node operator curious to play with full-rbf, feel free to
> connect to this node or spawn up a toy, public node yourself. There is a
> ##uafrbf libera chat if you would like information on the settings or
> looking for full-rbf friends (though that step could be automated in the
> future by setting up a dedicated network bit and reserving a few outbound
> slots for them).

I previously maintained a Bitcoin Core fork that did just that, using nServices
bit 26:

https://github.com/petertodd/bitcoin/commit/1cc1a46a633535c42394380b656d681258a111ac

IIRC I was using the code written to prefer segwit peers; I have no idea if a
similar approach is still easy to implement as I haven't worked on the Bitcoin
Core codebase for years.

-- 
https://petertodd.org 'peter'[:-1]@petertodd.org