Ship Your SaaS in Hours, Not Months
The only FastAPI + SvelteKit starter that gives you Python backend power, SPA frontend performance, and deploy-anywhere freedom
Built With Modern Stack
Everything You Need for SaaS Success
Skip months of setup and focus on your unique business logic. FastSvelte provides all the essential SaaS infrastructure out of the box.
Complete Authentication
Username/password and Google OAuth login, email verification, password reset, and role-based access.
Stripe Integration
Payment processing, webhook handling, subscription management, and billing automation.
Multi-Tenant Architecture
Organizations, role-based permissions, team invitations - perfect for B2B and B2C SaaS
Admin & User Dashboards
Separate admin and user interfaces with role-based access, analytics, and management tools.
Landing Page Template
Professional marketing site template with SEO optimization and conversion-focused design.
AI/ML Ready Python Backend
Python FastAPI backend with OpenAI integration demo. Perfect for AI/ML features and data processing.
SPA Performance
SvelteKit SPA with instant navigation, client-side routing, and superior dev experience.
Clean Architecture
Enterprise-grade 3-layer API → Service → Repository pattern with dependency injection and testing
Deploy Anywhere
Docker-first containerization. Deploy to any VPS, cloud provider, or on-premise infrastructure
AI-Optimized Codebase
Clean structure and docs make AI tools like Claude CLI, Cursor, and Copilot incredibly efficient.
Save Months of Development Time
Stop rebuilding the same SaaS infrastructure over and over. FastSvelte includes everything you need, professionally built and tested.
Authentication System
40+ hours savedComplete user management with OAuth, email verification, and secure sessions
Payment Processing
30+ hours savedStripe integration with webhooks, subscriptions, and billing management
Multi-Tenant Architecture
60+ hours savedOrganizations, role-based access, team invitations, and B2B features
Admin & User Dashboard
40+ hours savedAdmin and user interfaces with role-based access and management tools
Database & Migrations
20+ hours savedPostgreSQL setup, schema migrations, and data management
Email & Landing Page
25+ hours savedEmail system with templates, plus professional marketing site with SEO optimization
Choose Your Plan
Start free and scale as you grow. All plans include complete source code, documentation, and deployment freedom. No vendor lock-in, no recurring fees.
Solo
Individual developers
Developer
Multiple projects + support
Team
Teams + full support
All plans include lifetime updates and no recurring fees. Upgrade anytime with 90% credit from your previous purchase.
Questions?
Frequently Asked Questions
Got questions about FastSvelte? Find answers to the most common questions about our SaaS starter kit.
Have other questions?
Can't find what you're looking for? We're here to help.
Ship production-ready SaaS applications with FastAPI + SvelteKit. Complete authentication, payments, multi-tenancy, and admin dashboards - deploy anywhere with zero vendor lock-in.
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