Deploy HeyForm on your own server.

KillBill is an open-source subscription billing and payment platform designed to simplify complex billing workflows for SaaS and other businesses. It provides robust support for recurring billing, invoicing, and payment management while offering flexibility for customization. KillBill ensures seamless integration with third-party payment gateways, making it adaptable for global payment needs. It supports multiple plugins to extend functionality, enabling businesses to manage tax compliance, analytics, notifications, and more. The platform's Kaui UI offers an intuitive administrative console for managing subscriptions, invoices, payments, and tenants. KillBill's API-driven design allows developers to customize and automate every aspect of the billing process. Its modular architecture ensures it can scale with the growing needs of businesses, providing robust tools for revenue management.

Form.io is a form and data management platform for progressive web applications. It provides a drag-and-drop form builder, API platform, and data management system that allows developers to rapidly build complex forms and workflows. Form.io combines the power of JSON Schema with a robust API to create dynamic, data-driven applications.

Duplicati is a free, open-source backup software designed to store encrypted backups online. It is compatible with Windows, macOS, and Linux. The software works with standard protocols like FTP, SSH, WebDAV, and popular services such as Backblaze B2, Tardigrade, Microsoft OneDrive, Amazon S3, Google Drive, box.com, Mega, hubiC, and many others. Duplicati allows you to backup files and folders with strong AES-256 encryption, saving space with incremental backups and data deduplication. It can run backups on any machine through a web-based interface or via command line interface. Duplicati has a built-in scheduler and auto-updater, ensuring your backups are always up-to-date. It is designed for online backups from scratch, handling network issues efficiently. For instance, interrupted backups can be resumed, and Duplicati regularly tests the content of backups, detecting broken backups on corrupt storage systems before it’s too late. The software is configured by a web interface that runs in any browser and can be accessed from anywhere.