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Utility to convert between base58 and CashAddr BCH addresses.
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Branch: master
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zquestz Merge pull request #1 from coinbase/josh.ellithorpe/version-bump-0.2.0
[Chore] Bump version and update base58 dep
Latest commit 4fc951d Sep 8, 2018


Utility to convert between base58 and CashAddr BCH addresses.


Add this line to your application's Gemfile:

gem 'cash-addr'

And then execute:

$ bundle

Or install it yourself as:

$ gem install cash-addr


To convert from a legacy address to CashAddr:


To convert from a CashAddr address to legacy:


To validate a BCH address:


To display a BCH CashAddr address without the prefix:


NOTE: Testnet addresses are used as examples, but both testnet and mainnet are supported.


After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to


Docs are generated via rdoc and are located in the doc directory. To update the documentation:

rdoc --main -x Gemfile -x Rakefile -x setup -x address -x crypto


Bug reports and pull requests are welcome on GitHub at


The gem is available as open source under the terms of the Apache 2.0 License.

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