Documentation
Everything you need to install, configure, and get value from Celerp.
New here? Start with the Quick Start guide - install Celerp and create your first invoice in under 5 minutes.
Celerp is built on a Code Elastic Layer (CEL) - an architecture designed to be self-hosted, extensible, and easy to customize. The same API works from the UI, the CLI, or your own code.
Quick Start
Install Celerp and create your first invoice in 5 minutes. Covers download, first launch, and basic setup.
Feature Reference
Complete reference for Inventory, Documents, CRM, Accounting, Sharing, and Connectors.
REST API
Authenticate, list and create records, and explore the OpenAPI schema. Everything the UI does, your code can do too.
Connectors
Connect Celerp to Shopify, QuickBooks, and Xero. Step-by-step OAuth setup and sync configuration.
Encrypted backup
Enable encrypted backup of your Celerp database. Automatic scheduling, retention, and restore.
FAQ
Common questions about pricing, data ownership, connector setup, backups, and migration.