FLINT DART FULL-STACK WEB FRAMEWORK

Server, ORM, Web UI & Realtime. All Pure Dart.

Build end-to-end full-stack web applications without JavaScript fatigue.

A cohesive web platform providing sub-millisecond controller routing, declarative pure-Dart UI components with SSR, type-safe ORM query builders, Row-Level Security, and bidirectional WebSockets in one unified runtime.

$flint create my_app --template=fullstack

Quickstart in 30s Full API Reference Live Examples

Unified Routing & Context (ctx)• lib/routes/api_routes.dart

Context Route

 1import 'package:flint_dart/flint_dart.dart';
 2import 'package:app/models/project_model.dart';
 3
 4void registerRoutes(Flint app) {
 5  app.get('/api/projects', (ctx) async {
 6    final user = await ctx.req.auth;
 7    final projects = await Project()
 8        .where('user_id', '=', user.id)
 9        .withRelation('deployments')
10        .get();
11
12    return ctx.res?.json({
13      'status': 'success',
14      'data': projects.map((p) => p.toMap()).toList(),
15    });
16  });
17}

HTTP 200 OK • 0.3ms latency • Unified Context

THE UNIFIED REQUEST LIFECYCLE

One Language From DOM to Database

No REST code generation drift. No dual TypeScript/Go models. Single unified typed contracts across the entire stack.

Declarative Web UISSR & Reactive Signals

Pure Dart widgets rendered on server or client with instant hydration.

Routing & Auth GuardMiddleware Pipeline

Typed route params, session/JWT auth, and rate-limiting filters.

Controller & ServiceBusiness Logic Core

Controllers receive typed requests and return JSON or SSR Page views.

ORM & RLS GatewayRow-Level Security

PostgreSQL / MySQL / SQLite query builder with automated tenant isolation.

Realtime ChannelsWebSocket Pub/Sub

Sub-millisecond broadcast channels for real-time live events.

BATTERIES INCLUDED

Everything You Need For Production Web Apps

No need to stitch together 15 disparate npm packages. Flint Dart comes with fully integrated, battle-tested fullstack primitives.

Sub-Millisecond Controller Routing

High-speed asynchronous HTTP router with parametric matching, route grouping, middleware pipelines, and automatic CORS & rate-limiting.

Controller routing with req.params, req.query, req.json()

Typed middleware guards for auth & permissions

Automatic HTTP error handling & JSON responses

Pure Dart Declarative UI & SSR

Compose web pages using pure Dart components. Server-Side Render (SSR) for blazing SEO speeds with lightweight client hydration.

Zero HTML/JSX templates: 100% typed Dart widget tree

Tokenized design system with instant dark/light themes

Canvas 2D, WebGL 3D scenes & reactive signal state

Flint ORM & Row-Level Security

Fluent query builder for PostgreSQL, MySQL, and SQLite. Built-in Row-Level Security (RLS) guarantees automated tenant isolation.

Type-safe relations: hasMany, belongsTo, withRelation()

Automatic migration runner and seeder pipelines

Owner-level policy guards for multi-tenant SaaS

Real-Time WebSockets & Channels

Multiplex live WebSocket connections into named channels. Stream live events, user presence, and collaborative updates seamlessly.

Channel broadcast pub/sub with room filtering

Live heartbeat & automatic reconnect handlers

Sub-millisecond packet serialization in Dart

Built-in Auth, Sessions & RBAC

Turnkey authentication engine supporting encrypted HTTP cookie sessions, JWT bearer tokens, password hashing, and role hierarchies.

Session cookies with SameSite & Secure flags

Role-based authorization (@hasRole, _hasPermission)

Pre-built login, register, and password reset flows

Zero-Config Native Deployment

Compile your entire full-stack app into a single native AOT executable or lightweight 25MB Docker container with instant cold starts.

Single binary deployment: No Node runtime dependencies

Instant sub-10ms container cold starts on Linux

Built-in static asset compression and caching headers

WHY CHOOSE DART FOR FULLSTACK

Stack Comparison & Developer Experience

How Flint Dart stacks up against traditional ecosystems like Node.js, Next.js, Go Gin, and Python Django.

Flint Dart

The Unified Stack

Language StackPure Dart (Single Language)

Type Consistency100% Shared End-to-End

HTTP Latency< 0.5ms Async Core

Deployment ArtifactSingle Native Binary (~25MB)

Frontend UIPure Dart Declarative + SSR

ORM & SecurityBuilt-in ORM + RLS Security

Next.js / Node

JS/TS Ecosystem

Language StackTypeScript + Node Runtime

Type ConsistencyFragile npm ecosystem drift

HTTP Latency~12ms Cold Overhead

Deployment ArtifactHeavy Node.js + node_modules

Frontend UIReact JSX + Server Components

ORM & SecurityPrisma / Drizzle third-party

Go + Gin / Fiber

Backend Only

Language StackGo (Backend) + JS (Frontend)

Type ConsistencyRequires code generation (OpenAPI)

HTTP Latency< 0.5ms Compiled

Deployment ArtifactSingle Go Binary

Frontend UISplit stack (React/Vue needed)

ORM & SecurityGorm third-party

Python / Django

Classic MVC

Language StackPython (Backend) + JS (Frontend)

Type ConsistencyDynamic / Partial type hints

HTTP Latency~25ms Interpreter overhead

Deployment ArtifactInterpreted / Heavy venv

Frontend UIHTML Django templates

ORM & SecurityDjango ORM

PRODUCTION-READY STARTERS

Jumpstart Your Next Project in Seconds

Pre-configured fullstack templates with auth, database seeders, declarative UI dashboards, and API routes.

Starter

E-Commerce Marketplace

Full store with shopping cart, customer checkout, product catalogue, and order admin panel.

flint create store --template=ecommerce

Popular

Multi-Tenant SaaS Admin

Subscription billing ready, role permissions, analytics telemetry, and RLS tenant isolation.

flint create saas_app --template=saas

WebSocket

Real-Time Chat & Collab

WebSocket pub/sub rooms, live message streams, presence indicators, and notification tray.

flint create chat --template=realtime

SSR & SEO

Multi-Author Blog & Media

Markdown publishing engine, comment threads, SEO metadata headers, and category archives.

flint create publication --template=blog

Start Building Fullstack Dart Apps Today

Install the Flint CLI, create your first project, and deploy native binaries in minutes.

Read Installation Guide GitHub Repository

Flint EcosystemThe Unified Dart Technology Stack

One language powering Full-Stack Web, Cross-Platform Clients, Native AI, and Connected Robotics.

Fullstack

Client SDK

AI Engine

Hardware

Ecosystem PillarsFullstack Framework Fullstack Guides Fullstack API Examples & Tutorials Client SDK AI Engine Hardware & Robotics

Updates & ResourcesWhat's New Changelog Questions Blog Dart Lessons

CommunityBuilt with Flint Submit a build Issues Discussions Pull requests

v 1.3.2

MIT License

Built with Dart