Build AI-native SaaS in minutes, not months

The complete backend infrastructure for AI applications. Multi-tenant auth, data management, and AI integrations — all in one place.

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app.ts 
import { Fleetlit } from '@fleetlit/sdk'

const fleetlit = new Fleetlit({ apiKey })

// Auth in one line
const user = await fleetlit.auth
  .signIn({ email, password })

// Store data with type safety
const post = await fleetlit
  .collections('posts')
  .create({ title, content })

Everything you need to build AI-native SaaS

Stop wrestling with infrastructure. Focus on your product.

Multi-Tenant Auth

Users, Teams, and Projects with built-in role-based access control.

Data Management

Flexible collections with custom schemas and powerful query capabilities.

AI Provider Integration

Unified API for OpenAI, Anthropic, Cohere, and more. Switch providers instantly.

File Storage

S3-compatible storage with presigned URLs for secure uploads and downloads.

Real-time Events

Kafka-based event streaming for reactive and real-time applications.

TypeScript SDK

First-class TypeScript support with gRPC and REST protocols included.

Projects
Teams
Users

Built for Multi-Tenancy from Day One

Fleetlit's hierarchy is designed for SaaS applications that serve multiple organizations.

  • User isolation JWT-based authentication with secure session management
  • Team collaboration Role-based access control for seamless team workflows
  • Project-scoped resources Isolate data and configurations per project
  • API key management Secure server-to-server communication

Developer Experience First

Type-safe, intuitive APIs that you'll actually enjoy using.

Without Fleetlit 
// 50+ lines of boilerplate...
// Setup auth server
// Configure database
// Implement user management
// Build team collaboration
// Add file storage
// Integrate AI providers
// Handle real-time events
// ... and more
With Fleetlit 
import { Fleetlit } from '@fleetlit/sdk'

const app = new Fleetlit({ apiKey })

// All of this, one line
await app.init()
Type-safe
Autocomplete everywhere
Dual protocol: gRPC & REST
Comprehensive documentation

Built on Modern Infrastructure

Battle-tested technologies that scale.

Backend

Go PostgreSQL Redis Kafka

Storage

S3 Cloudflare R2

APIs

gRPC REST WebSocket

SDKs

TypeScript Go Python (Soon)

Ready to build your AI-native SaaS?

Get started with our documentation or join the community on GitHub.

Read the Docs View on GitHub