Second-Generation Managed Packaging Developer Guide

Second-Generation Managed Packages
What’s a Second-Generation Managed Package?
Set Up Your Development Environment
Before You Create Second-Generation Managed Packages
Know Your Orgs for Second-Generation Managed Packages
Link a Namespace to a Dev Hub Org
Namespaces for Second-Generation Managed Packages
Create and Register Your Namespace for Second-Generation Managed Packages
Key Concepts in Second-Generation Managed Packaging
How Manageability Rules and Ancestry Impact Upgrades for Second-Generation Managed Packages
Which Package Types Can Your Package Depend On?
Scratch Orgs and Package Development
Workflow for Second-Generation Managed Packages
Components Available in Second-Generation Managed Packages
Behavior of Specific Metadata in Second-Generation Managed Packages
Develop Second-Generation Managed Packages
Install and Uninstall Second-Generation Managed Packages
Prepare to Distribute Your Second-Generation Managed Package
Push a Package Upgrade for Second-Generation Managed Packages
Advanced Features for Second-Generation Managed Packages
Best Practices for Second-Generation Managed Packages
Manage Licenses for Managed Packages
Manage Features in Second-Generation Managed Packages
Get Started with AgentExchange App Analytics
Gaps Between First-Generation and Second-Generation Managed Packaging
PDF

Note: This release is in preview. Features described here don’t become generally available until the latest general availability date that Salesforce announces for this release. Before then, and where features are noted as beta, pilot, or developer preview, we can’t guarantee general availability within any particular time frame or at all. Make your purchase decisions only on the basis of generally available products and features.

Before You Create Second-Generation Managed Packages

When you use second-generation managed packaging, to be sure that you set it up correctly, verify the following.

Did you?

Developers who work with managed 2GP packages need a user license and permission set that provides access to the Dev Hub org. See Limited Access License for Package Developers and Assign Second-Generation Managed Packaging User Permissions.