Credits & licenses

SAGE-API is built on top of an exceptional open-source ecosystem. We list the software we depend on, with attribution per their licenses.

Core platform

Evolution APIApache-2.0

The WhatsApp API engine that powers SAGE-API's send + receive surface. Multi-instance, Baileys-based.

Pure-TypeScript WhatsApp Web client library.

App framework & UI

React framework powering the dashboard + marketing site.

UI library.

Utility-first CSS framework.

Accessible component primitives (Button, Dialog, Sheet, etc.).

Icon set.

Toast notifications.

Data & infrastructure

SupabaseApache-2.0

Postgres + Auth provider.

VercelProprietary (hosting)

Deploys, serverless functions, AI Gateway.

Private tunnel from Vercel to our backend.

ResendProprietary (service)

Transactional email delivery.

Backend libraries

ZodMIT

TypeScript-first schema validation.

Form state management.

Vercel AI SDKApache-2.0

Routes AI auto-reply through Vercel AI Gateway.

Each package is used under the terms of its license. Full license texts ship with the respective npm packages. Comments / corrections welcome at info@kavachbrowser.com.