• An Intel or AMD x86 processor with two or more cores, at 1.6GHz or faster (2GHz or faster for a stake pool or relay)
• 24GB of RAM
• 150GB of free storage (250GB recommended for future growth)

• Linux 64-bit (Ubuntu 18.04 LTS, 20.04 LTS; Mint 19.3, 20; Debian 10.3)
• Windows 64-bit (8.1, 10, 11)
• MacOS 10.13, 10.14, 10.15, 11

• GHC 8.10.7/Cabal 3.8.1.0

• Docker image
• Configuration files

NOTE: Linux is showing a git revision of 0000000000000000000000000000000000000000 in --version because of a corruption issue in set-git-rev that only affects static musl built binaries. This is expected, and if it concerns you, please build from source.

• GovernanceProposals functionality:
  • Implement expiry
  • Enforce the supplied deposit amount
  • Enforce previous GovActionId is correct
• Enforce deposits and ensure refunds for DReps. This affects transaction building functionality.
• Enforce thresholds for votes from PParams for Stake Pool Operators and DReps
• Delaying of ratification after NoConfidence, HardForkInitiation, NewCommittee,
  NewConstitution actions have been enacted.

• Introduced big ledger peers in the outbound governor with their own targets: known peers (default: 15), established peers (default: 10) and active peers (default: 5). The defaults for ledger peers (known, established, and active) were decreased to 85 / 40 / 15, so they sum up to the same targets as before.
• Disabled light peer sharing if peer sharing is not enabled.
• Removed light peer sharing in node-to-client (which leads to a memory leak).

• New governance query commands
  • constitution
  • gov-state
  • drep-state
  • drep-stake-distribution
  • committee-state
• Moved drep delegation-certificate to stake-address command so now it is stake-address vote-delegation-certificate
• Renamed stake-address delegation-certificate to stake-address stake-delegation-certificate
• New stake-address stake-and-vote-delegation-certificate to produce a certificate that delegates stake to a pool and votes to a drep simultaneously.
• Moved more commands into the era-based structure.
  • address
  • key
  • genesis
  • node
  • query
  • stake-address
  • text-view
  • transaction
• Update description fields in delegation certificates from Stake Address Delegation Certificate to respectively (Conway onwards)
  • Stake Delegation Certificate
  • Vote Delegation Certificate
  • Stake and Vote Delegation Certificate
• Delete legacy conway governance commands

• Add the following features:
  • AlonzoEraOnly
  • ShelleyToAllegraEra
  • BabbageEraOnwards
  • AlonzoEraOnwards
  • ShelleyToMaryEra
  • ShelleyToAlonzoEra
• New functions:
  • caseByronOrShelleyBasedEra
  • caseShelleyToMaryOrAlonzoEraOnwards
  • caseShelleyToAlonzoOrBabbageEraOnwards
• Delete deprecated functions and types:
  • Allegra
  • AsAllegra
  • AsByron
  • AsMary
  • AsShelley
  • Byron
  • Mary
  • Shelley
  • eitherDeserialiseFromRawBytes
  • hashScriptData
  • makeStakeAddressPoolDelegationCertificate
  • makeTransactionBody
  • queryPparams