Integrations & API

External services, API, webhooks and custom fields.

Custom File Storage (Cloudflare R2 / S3)

Connect your own Cloudflare R2 (or S3-compatible) bucket instead of Oprela's shared storage — get your own domain for files and independence from storage limits.

1 min read · 2026-10-20

API and Webhooks for Developers

Programmatic access to your workspace: API keys, event webhooks, and the developer portal.

1 min read · 2026-10-20

Form Builder

Custom forms for data collection: field builder and embedding.

1 min read · 2026-10-20

Cloud Integrations: R2, SMTP, KSeF

Connecting your own infrastructure: file storage, mail server, and KSeF.

1 min read · 2026-10-20

Widget for your website

An embeddable calculator/request form for an external website: setup, embed code, and client portal.

1 min read · 2026-10-20

Custom Fields

Additional fields in product, customer, and order cards — tailored to your specific business needs.

1 min read · 2026-10-20