LibraClient is an unofficial client for Libra blockchain. The library allows Ruby program to interact with Libra nodes with protobuf message through grpc.


Add this line to your application's Gemfile:

gem 'libra_client'

And then execute:

$ bundle

Or install it yourself as:

$ gem install libra_client


Get Account state

require 'libra_client'
client =
state = client.("000000000000000000000000000000000000000000000000000000000a550c18")
state.balance           #the balance of the account
state.sequence_number   #the sequence_number of the account

Get Transaction

require 'libra_client'
client =
client.get_transaction(0) #get the genesis transaction
client.get_transaction(1) #get the first transaction
version = client.get_latest_transaction_version
client.get_transaction(version) #get the latest transaction


After checking out the repo, run bin/setup to install dependencies. Then, run rake test 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


Bug reports and pull requests are welcome on GitHub at This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.


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