Wacht

The product is an open-source stack that provides identity and authentication, B2B multitenancy, machine authentication, webhooks, notifications, and an AI agent runtime on one shared user and organization model to replace stitching six separate systems. It sells to software developers and engineering teams building B2B and AI-native SaaS applications, including startups and small product teams. It is delivered as open-source software that can be self-hosted or used as a hosted cloud service with SDKs for Next.js, React and Rust, offered with a free tier.

Key features

• Passwordless, passkeys, MFA, OAuth, SAML SSO
• RBAC and hosted auth UI
• Multitenancy with workspaces and invitations
• Domain auto-join and per-org config
• API keys and OAuth apps
• Scope, tenant and rate limit gating
• Signed webhooks with at-least-once delivery
• Webhook retries and replay
• In-app inbox and realtime notifications
• Sandboxed agent runtime with Firecracker microVM
• Bring your own model keys and storage
• Approvals and hooks on every tool call
• Typed SDKs for Next.js, React and Rust
• Prebuilt auth UI components