crystal-blockchain

Simple example blockchain, written in crystal, as described in this blog post: https://medium.com/@bradford_hamilton/write-your-own-blockchain-and-pow-algorithm-using-crystal-d53d5d9d0c52

Installation

shards install

Usage

To build and then start web server:

crystal build src/crystal-blockchain.cr
./crystal-blockchain

./get_blockchain.sh to get a JSON representation of the blockchain ./json_post_mine_block.sh some_data_to_go_in the mined block to mine a block on the chain

Contributing

1. Fork it (https://github.com/your-github-user/crystal-blockchain/fork)
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request

Contributors

• John Feras - creator and maintainer