<p>Blockchain is some concept. There are different implementations of blockchain. Most of them open source. The most notable one is the cryptocurrency Bitcoin with their reference implementation -<a href="https://github.com/bitcoin/bitcoin" rel="nofollow noreferrer">Bitcoin Core</a>.</p>

<p><a href="https://blockchain.com/" rel="nofollow noreferrer">Blockchain.com</a> is just the company with the website which provides some services related to the bitcoin cryptocurrency and owns very attractive web address.</p>

CC BY-SA 3.0
2017-12-21T06:55:30.020Z
2017-12-21T06:55:30.020Z
Michał Zabielski
<p>Its called blockCHAIN for a reason, There are many makers of this masterpiece this son. I hope it works for you, Best of luck mate.</p>

CC BY-SA 3.0
2017-12-26T14:07:24.383Z
it's CHAIN because it includes blocks which are connected with each other (with hashing).
hardfork
CC BY-SA 3.0
2017-12-26T09:34:22.737Z
2017-12-26T09:34:22.737Z
Greg Wisor
<p>Is Blockchain an open source technology or is it owned by a company?</p>

<p>I didn't see it spelled out but Blockchain.com website appears to belong to a company.</p>

<p>There also seems to be different implementations of blockchain databases/ledgers.</p>

<blockchain><blockchain.info>
Owner of Blockchain Technology
Sam
# Owner of Blockchain Technology

(Asked by: username_0 on 2017-12-21)

Is Blockchain an open source technology or is it owned by a company?

I didn't see it spelled out but Blockchain.com website appears to belong to a company.

There also seems to be different implementations of blockchain databases/ledgers.

**Tags:** blockchain, blockchain.info


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## 2 answers

### Answer by username_1 on 2017-12-21. Score: 2 | Accepted answer

Blockchain is some concept. There are different implementations of blockchain. Most of them open source. The most notable one is the cryptocurrency Bitcoin with their reference implementation -[Bitcoin Core](https://github.com/bitcoin/bitcoin).

[Blockchain.com](https://blockchain.com/) is just the company with the website which provides some services related to the bitcoin cryptocurrency and owns very attractive web address.


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### Answer by username_2 on 2017-12-26. Score: -1

Its called blockCHAIN for a reason, There are many makers of this masterpiece this son. I hope it works for you, Best of luck mate.

> **Comments:**
> **username_3**: it's CHAIN because it includes blocks which are connected with each other (with hashing).  

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