Jump to navigation
Log in
Sign Up
Search form
Search
Main menu
Articles
Containers
DevOps
Gaming
Government
Hardware
3D printing
Arduino
Raspberry Pi
Kubernetes
Law
Licensing
Patents
Linux
Command line
OpenStack
Programming
Go
JavaScript
Python
Sysadmin
Resources
What is open source?
The open source way
Projects and applications
Organizations
Cloud technology
Ansible
Big data
Data science
Docker
Git
Internet of things
Java
Kubernetes
Linux containers
Microservices
OpenStack
Python
Python GUI frameworks
Python IDEs
Python template libraries
Python web scrapers
Software defined networking
Virtualization
Open source alternatives
Alternatives to Acrobat
Alternatives to AutoCAD
Alternatives to Dreamweaver
Alternatives to Gmail
Alternatives to MATLAB
Alternatives to Minecraft
Alternatives to Google Photos
Alternatives to Photoshop
Alternatives to Publisher
Alternatives to Skype
Alternatives to Slack
Alternatives to Trello
More...
Linux
Downloads
Cheat sheets
Ansible cheat sheet
Ansible k8s cheat sheet
AWK cheat sheet
Bash cheat sheet
Blender cheat sheet
C cheat sheet
Curl cheat sheet
Emacs cheat sheet
Firewall Cheat Sheet
FreeDOS cheat sheet
GIMP cheat sheet
GNOME cheat sheet
Groff macros cheat sheet
Go cheat sheet
i3 window manager cheat sheet
Inkscape Cheat Sheet
IRC cheat sheet
Java cheat sheet
Kubectl cheat sheet
Linux common commands cheat sheet
Linux user permissions cheat sheet
Microservices cheat sheet
Networking cheat sheet
Pandoc cheat sheet
pip cheat sheet
Python 3.7 cheat sheet
Raspberry Pi cheat sheet
SELinux cheat sheet
SSH cheat sheet
Open Source Yearbook
2015
2016
2017
2018
2019 Special Edition
Programming guides
7 essential PyPI libraries
6 surprising ways to use Jupyter
DevOps guides
Starting a DevOps transformation
Introduction to Small Scale Scrum
Getting started with DevSecOps
DevOps monitoring tools guide
DevOps hiring guide
Sysadmin guides
Ansible Automation for Sysadmins
Containers primer
eBooks
Getting started with Kubernetes
Inter-process communication in Linux
5 open source collaboration tools
6 open source tools for staying organized
7 open source desktop tools
Raspberry Pi: How to get started
Running Kubernetes on your Raspberry Pi
About
About Opensource.com
Welcome to the Opensource.com community
Meet the team
Create an account
Rules for comments and discussions
Correspondent Program
Frequently Asked Questions
Contribute to Opensource.com
Opensource.com style guide
Writing topics
Contact us
Open Organization
Get started
Book series
Field Guide
Leaders Manual
Guide to IT Culture Change
Guide for Educators
Workbook
Organize for Innovation
Resources
What is an open organization?
How open is your organization?
What is an open decision?
Log in
Sign Up
Twitter
Facebook
Feed
Main menu
Articles
Containers
DevOps
Gaming
Government
Hardware
3D printing
Arduino
Raspberry Pi
Kubernetes
Law
Linux
Command line
OpenStack
Programming
Go
JavaScript
Python
Sysadmin
Resources
What is open source?
Projects and applications
Organizations
Cloud technology
Open source alternatives
Linux
Downloads
About
Open Organization
Get started
Book series
Resources
What is an open organization?
How open is your organization?
What is an open decision?
Blockchain
Blockchain feed
Create universal blockchain smart contracts
Chainlink connects blockchain data with external, "real-world" data using decentralized oracles.
Gage Mondok
01 Dec 2020
32
votes
How open source underpins blockchain technology
Openness, not regulation, is what creates blockchain's security and reliability.
Matt Shealy
01 Oct 2020
39
votes
The current state of blockchain and where it's going
Take a look at the ecosystem and the projects trying to solve some of the limitations of blockchain technology.
axel simon
(Red Hat)
05 Dec 2019
82
votes
Why the founder of Apache is all-in on blockchain
Brian Behlendorf talks about starting Apache, the tension between pragmatism and idealism, and why he’s excited about blockchain.
Gordon Haff
(Red Hat)
13 Sep 2019
135
votes
An introduction to Hyperledger Fabric
Hyperledger is a set of open source tools aiming to build a robust, business-driven blockchain framework.
Matt Zand
03 Sep 2019
111
votes
What blockchain and open source communities have in common
Blockchain initiatives can look to open source governance for lessons on establishing trust.
Gordon Haff
(Red Hat)
06 Feb 2019
150
votes
Best of blockchain: 5 must-reads
Get the latest on cryptocurrency, smart contracts, and more.
Robin Muilwijk
03 Jan 2019
181
votes
What is BigchainDB?
This Lightning Talk from All Things Open 2018 covers a blockchain database for a cybersecurity learning environment.
Sophia Armstrong
28 Dec 2018
192
votes
Load more
Most popular in Blockchain
6 open source cryptocurrency wallets
Open source money: Bitcoin, blockchain, and free software
How blockchain will influence open source
Blockchain: Not just for cryptocurrency
Blockchain evolution: A quick guide and why open source is at the heart of it
Best of blockchain: 5 must-reads
Why the founder of Apache is all-in on blockchain
An introduction to Hyperledger Fabric
What is BigchainDB?
How to tell when moving to blockchain is a bad idea