Well, there are different kinds of Blockchain technology you can use. One of them is the public blockchain. The name lets you know everything. Such a Blockchain network is entirely open for everyone. No one needs any permission to participate in the public Blockchain or query about it. Any transaction process through this kind of Blockchain is validated for all.
Everyone has the full right to download the code and run any public node on their device. Anyone can even check their current status and also decide to add blocks to the chain.
Other than that you can easily join the network without any hesitation, and the most attractive part is that they don't need any validation permission from anybody. Such characteristics attract more people to be a part of the Blockchain technology explained as public.
The system or servers don't require any maintenance. That's why decentralized applications don't cost too much to create and run them.
One of the leading Blockchain networks is Bitcoin, Ethereum, Dash, Dogecoin, Maker are also different public blockchain networks. All these blockchain networks have access for anyone to join them as participants, use their codes and also send any transaction or even read them.
However, Bitcoin is the best public blockchain.
