Simpler, Faster, Better Fee Estimation

Compatible with cardano-node@1.21.1.

Improvements

• Faster fee estimation and transaction construction ADP-567

Resolved Issues

• Cardano-wallet generates (sometimes) unbalanced transactions ADP-567
• Fix nightly windows tests #2339
• Estimating fees on empty Shelley wallet takes 5-6 s #2170

Quality improvements

• Split internal modules into more smaller modules for improve compilation time #2329 #2335.
• Integration test: Delegating addresses API roundtrip #2330
• Get rid of Jormungandr-specific options in the fee balancing strategies #2346

Known Issues

• Concurrent requests to the cardano-wallet will cause sqlite to return error and enpoints return non-json error messages #2280
• nix-build -A cardano-wallet fails on macOS Big Sur #2070
• Cannot send funds from Byron random address created via cardano-address #2058
• Balance temporarily increases when spending rewards #1955
• Required wallet DB fields do not get persistently added #1743
• cardano-wallet address CLI has import and create commands which are not supported for Shelley wallets #1733
• Incorrect mainnet network parameters returned from API #2226

Documentation

API Documentation
CLI Manual
Docker Manual

Installation Instructions

1. Install cardano-node@1.21.1.

2. Download the provided cardano-wallet for your platform, and uncompress it in a directory that is on your $PATH, e.g. /usr/local/bin. Or %PATH% on Windows.

3. Start cardano-wallet --help and see available parameters.

Docker

Pull from DockerHub and verify the version matches 2020.11.26.

$ docker pull inputoutput/cardano-wallet:2020.11.26-shelley
$ docker run --rm inputoutput/cardano-wallet:2020.11.26-shelley version

Signatures

Name	Role	Approval
Matthias Benkort @KtorZ	Technical Team Lead	✔️
Piotr Stachyra @piotr-iohk	QA Engineer	✔️
Laurence Jenkins @LaurenceIO	Release Manager	✔️