Summary Table

Use Cases

use caseapoctvtxhashtluvintrovaultmatt
Lightning Symmetryyescsfs*csfs*?yesnoyes
Vaultsnoyestap*yestap*yesyes
Payment Poolsnonotap*yestap*noyes
Arkhalfhalfyesnoyes~ctvyes
Fraud Proofsnonononononoyes
Statechainsyescsfs*csfs*?yesnoyes
Spacechainsyesyesyes??~ctv?
Congestion Controlnoyesyesnoyes~ctvyes

Glossary:

  • tap*: yes if combined with something that allows turning a script into a Taproot, plus often also OP_CAT
  • csfs*: yes if combined with OP_CHECKSIGFROMSTACK
  • ~ctv: yes but only because the OP_VAULT proposal also includes OP_CTV

Development Status

proposalstatus
ANYPREVOUTBIP and active on Inquisition
CTVBIP and active on Inquisition
OP_VAULTdraft BIP and Inquisition patch
TLUVidea
TXHASHdraft BIP and Bitcoin Core Implementation
Direct Introspectionideas (but active on Liquid)
MATTvery detailed ideas
Template Keyearly draft BIP

Developer Support

The bitcoin wiki has a page where certain prominent bitcoin developers have indicated their support for various proposals, some of them adding a rationale behind their support:

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