# Developer Docs

- [Embed Configurations](https://docs.billflow.io/developers/embed-configurations.md)
- [Plan Picker Configs](https://docs.billflow.io/developers/embed-configurations/plan-picker.md): Plan Picker Configuration Options
- [Checkout Form Configs](https://docs.billflow.io/developers/embed-configurations/checkout.md): Checkout Form Configuration Options
- [Customer Portal Configs](https://docs.billflow.io/developers/embed-configurations/customer-portal.md): Customer Portal Configuration Options
- [Pricing Page Configs](https://docs.billflow.io/developers/embed-configurations/pricing-page.md): Pricing Page Configuration Options
- [Invoice Portal Configs](https://docs.billflow.io/developers/embed-configurations/invoice-portal.md): Invoice Portal Configuration Options
- [Handling Events](https://docs.billflow.io/developers/handling-embed-events.md): Handling actions & events in a billing page
- [Languages & Frameworks](https://docs.billflow.io/developers/languages-and-frameworks.md): Samples of Billflow integrated
- [Customize Elements](https://docs.billflow.io/developers/custom-elements.md): Billflow Configuration API for customizing Billflow UI elements
- [Versions & Beta Testing](https://docs.billflow.io/developers/version.md)


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