Kestra Concepts – Architecture, Data, and Templating

This section lists key concepts and templating expressions. You can treat this section as a lookup reference anytime you need more details about a specific concept or expression.

Kestra Concepts – Architecture, Data, and Templating

Namespace Files in Kestra – Manage Project Assets

Flow Revisions in Kestra – Versioning and Rollbacks

Secrets in Kestra – Secure Credentials for Flows

KV Store in Kestra – Persist Shared State

Pebble Templating in Kestra – Render Inputs and Outputs

Blueprints in Kestra – Reusable Workflow Templates

Backfill in Kestra – Replay Missed Schedules

Replay Executions in Kestra – Rerun from Any Task

Data Storage and Processing in Kestra – Where Data Lives

Caching in Kestra – Speed Up Repeated Tasks

Flow Editor in Kestra – Write and Test Flows

File Access in Kestra – Use Local and Namespace Files

System Flows in Kestra – Automate Platform Maintenance

System and Hidden Labels in Kestra – Admin Metadata