Welcome to ARK Core v3
Technology Stack
Directory Structure
Data Models
Cryptography
Architecture
Application Lifecycle
Service Container
Service Provider
Managers and Drivers
Contracts
Services
Attributes
Cache
Events
Filesystem
Logging
Mixins
Pipeline
Queue
Schedule
Triggers
Validation
Understanding the Lifecycle
Understanding the Nonce
Transaction Types
Overview
Transfer
2nd Signature Registration
Delegate Registration
Vote / Unvote
Multisignature Registration
Ipfs
Multipayment
Delegate Resignation
HTLC
Entity
Introduction
Requirements
Configuring Core
Environment Variables
Using the Install Script
Installing from Source
Docker on Linux/macOS
Docker on Windows
Security Through Obscurity
Using SSH
Staying Up-to-Date
Applying iptables
Installing Fail2Ban
Setting Up Port Knocking
Cloudflare DDoS Protection
Core Run Modes
Core CLI Commands
Starting a Relay
Starting a Forger
Using Snapshots
Creating Factories
Launching a Testnet
Launching a Block Explorer
Using the Core-Tester-CLI
Creating Event Emitters
Creating API Servers
Implementing Milestones
Using Docker
Core CLI
Available Commands
Creating Commands
dApps
Authoring Core dApps
Modeling the Structure
Creating a Module
Plugins
Authoring Plugins
Managing Plugins
Custom Transactions
Authoring Transaction Types
Defining the Structure
Implementing the Builder
Implementing the Handler
Loading the dApp
Running the Example
Introduction
Using the Sandbox
Testing Plugins
Testing Transactions
2.0
2.0 Release Guide
2.0 Upgrade Guide
2.1
2.1 Release Guide
2.1 Upgrade Guide
2.2
2.2 Release Guide
2.2 Upgrade Guide
2.3
2.3 Release Guide
2.3 Upgrade Guide
2.4
2.4 Release Guide
2.4 Upgrade Guide
2.5
2.5 Release Guide
2.5 Upgrade Guide
2.6
2.6 Release Guide
2.6 Upgrade Guide
3.0
3.0 Release Guide
3.0 Upgrade Guide
3.0 Upgrade Guide (Docker)
3.8.2
3.8.2 Release Guide
3.8.2 Upgrade Guide
4.0 (Development)
4.0 Upgrade Guide - Devnet
Troubleshooting
Security Vulnerabilities
Contact Us

Server Requirements

Success

If you don’t have access to a Linux box you can quickly setup one on DigitalOcean and other cloud providers.

Warning

Ubuntu 16.x is no longer supported. We also strongly suggest using PostgreSQL 15.x for Core when setting up a new server.
Supported OS Release Version(s)
Ubuntu 18.x / 20.x / 22.x
Relay Specification Minimum Recommended
CPUs 2 4
RAM 4GB 8GB
HDD 80GB 100GB - 120GB
Forger Specification Minimum Recommended
CPUs 2
(dedicated)		 4
(dedicated)
RAM 8GB 16GB
HDD 80GB
(SSD)		 100GB - 120GB
(SSD)
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Last updated 1 month ago
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