declarative full-stack application scaffolding via wasp dsl
Generates a complete React/Node.js/Prisma SaaS application from a single main.wasp configuration file that declaratively defines routes, database schema, authentication flows, and API endpoints. The Wasp compiler parses this DSL and orchestrates code generation for both frontend and backend, eliminating boilerplate while maintaining type safety across the full stack through TypeScript integration.
Unique: Uses a declarative DSL (main.wasp) that compiles to a fully integrated React/Node.js/Prisma stack with automatic type synchronization between frontend and backend, eliminating manual API contract management that plagues traditional REST architectures. The compiler generates not just code but the entire application structure including routing, middleware, and database migrations from a single source of truth.
vs alternatives: Faster to production than Next.js or Remix for SaaS because it includes authentication, payments, and admin dashboards pre-wired, while maintaining better type safety than traditional REST API approaches through compiler-enforced contracts.
email-password and oauth authentication with role-based access control
Implements a complete authentication system supporting email/password signup and login, OAuth integration (Google, GitHub), and role-based authorization (user, admin) enforced at both the API and UI layers. Authentication state is managed through Wasp's built-in auth middleware that validates JWT tokens server-side and provides typed auth context to React components, with automatic session management and CSRF protection.
Unique: Integrates authentication directly into the Wasp DSL with declarative role definitions and automatic middleware injection, eliminating the need for separate auth libraries like Passport.js or Auth0. The framework enforces authorization at compile-time for API routes and provides typed auth context to React components, preventing common auth bypass vulnerabilities.
vs alternatives: More integrated than Auth0 (no external dependency) and more flexible than Firebase Auth (full source code control), while requiring less boilerplate than hand-rolled Passport.js implementations.
end-to-end testing with playwright
Includes a comprehensive Playwright test suite (e2e-tests/) that tests critical user flows like signup, login, payment checkout, and file uploads. Tests are written in TypeScript with page object patterns for maintainability, and can be run locally or in CI/CD pipelines. The template provides test examples that developers can extend for their own features, with configuration for running against local and production environments.
Unique: Provides pre-written Playwright tests for critical SaaS flows (signup, payment, file upload) that developers can run and extend, eliminating the need to build test infrastructure from scratch. Tests use page object patterns for maintainability and include examples of testing external integrations (Stripe, S3).
vs alternatives: More comprehensive than manual testing (covers critical flows automatically), and more maintainable than Selenium tests (Playwright has better API and debugging tools) while being easier to set up than custom test frameworks.
deployment configuration for fly.io, netlify, and traditional servers
Includes pre-configured deployment setups for multiple platforms: Fly.io for the Node.js backend (with Docker containerization), Netlify for the React frontend, and traditional server deployment instructions. The template includes environment variable templates, database migration scripts, and CI/CD configuration examples that automate deployment from git pushes. Deployment guides cover both automated (GitHub Actions) and manual deployment workflows.
Unique: Provides pre-configured deployment setups for multiple platforms (Fly.io, Netlify, traditional servers) with Docker containerization and CI/CD examples, eliminating the need to learn deployment infrastructure from scratch. The template includes environment variable templates and migration scripts that automate common deployment tasks.
vs alternatives: More flexible than platform-specific templates (supports multiple deployment options), and more complete than generic deployment guides (includes working configurations that developers can use immediately).
type-safe api contract generation between frontend and backend
Leverages Wasp's DSL to automatically generate TypeScript types for API endpoints, eliminating manual type definitions and API contract management. When a backend action or query is defined in main.wasp, Wasp automatically generates corresponding TypeScript types for the frontend, ensuring frontend and backend stay in sync. This prevents common bugs where frontend sends incorrect data types or calls non-existent endpoints.
Unique: Automatically generates TypeScript types for API endpoints from Wasp DSL definitions, eliminating manual type definitions and API contract management. The compiler enforces type safety at both frontend and backend, preventing common bugs where frontend sends incorrect data types or calls non-existent endpoints.
vs alternatives: More integrated than OpenAPI/Swagger (no separate schema file to maintain), and more type-safe than REST APIs with manual type definitions (compiler-enforced contracts prevent runtime errors).
multi-environment configuration management with environment variables
Provides a structured approach to managing environment variables across development, staging, and production environments through .env files and Wasp configuration. The template includes example .env.client and .env.server files showing which variables are needed for each environment, with clear separation between client-side (public) and server-side (secret) variables. Wasp automatically loads environment variables at build time and validates that required variables are present.
Unique: Provides structured environment variable management with clear separation between client-side (public) and server-side (secret) variables, with Wasp automatically validating that required variables are present at build time. The template includes example .env files showing all required variables for each external service integration.
vs alternatives: More structured than ad-hoc environment variable management (clear documentation of required variables), and more secure than hardcoded configuration (secrets kept out of version control) while being simpler than external secrets management services for small teams.
stripe and lemon squeezy payment processing with subscription management
Provides pre-built integration with Stripe and Lemon Squeezy for handling one-time payments and recurring subscriptions, including checkout page generation, webhook handling for payment events, and subscription status tracking in the database. The template includes utility functions (checkoutUtils.ts) that manage the payment flow from pricing page to checkout redirect and webhook processing that updates user subscription status automatically.
Unique: Includes pre-wired webhook handlers that automatically update subscription status in the database when Stripe/Lemon Squeezy events occur, eliminating manual webhook parsing and status synchronization. The template provides both payment provider options (Stripe and Lemon Squeezy) with abstracted utility functions, allowing developers to swap providers without rewriting payment logic.
vs alternatives: More integrated than raw Stripe SDK usage (includes subscription state management and webhook handlers), and more flexible than Stripe-only solutions by supporting Lemon Squeezy as an alternative with the same API surface.
openai api integration with task-based ai operations
Provides a demo application (demo-ai-app/) that shows how to integrate OpenAI's API for AI-powered features, including task creation with AI-generated content, scheduled task processing, and streaming responses. The integration uses Wasp's action system to call OpenAI endpoints server-side, with error handling and type-safe request/response structures defined in the Wasp DSL.
Unique: Demonstrates AI integration through Wasp's action system with type-safe request/response structures and server-side API calls, providing a working example of how to structure AI operations in a full-stack Wasp application. The demo includes task scheduling and asynchronous processing patterns that show how to handle long-running AI operations without blocking the UI.
vs alternatives: More integrated than raw OpenAI SDK usage (includes task management and scheduling), and provides a working example that developers can extend for their specific use case, unlike generic OpenAI documentation.
+6 more capabilities