Pick the right tools for your SaaS stack
Opinionated comparisons built for modern SaaS teams. No fluff, no pay-to-play rankings. Just honest reviews focused on real-world tradeoffs.
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Authentication
User authentication and identity management solutions for developers
Payment Processing
Accept payments, manage subscriptions, and handle billing
Hosting & Deployment
Deploy and host your web applications with ease
Databases
Managed database solutions for modern applications
Email APIs
Transactional and marketing email services for developers
Monitoring & Logging
Error tracking, performance monitoring, and application logging
AI & LLM APIs
Large language models and AI APIs for building intelligent applications
Headless CMS
Content management systems with API-first architecture
Analytics
Privacy-friendly analytics and user behavior tracking
Popular Comparisons
66 total comparisons across 9 categories
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Compare pricing, features, and best-fit use cases.
Compare pricing, features, and best-fit use cases.
Compare pricing, features, and best-fit use cases.
Compare pricing, features, and best-fit use cases.
Compare pricing, features, and best-fit use cases.
Compare pricing, features, and best-fit use cases.
All Tools
Clerk
Drop-in authentication for modern apps
Auth0
Enterprise-grade identity platform
Supabase Auth
Open source auth with PostgreSQL
Firebase Auth
Google's authentication service
Kinde
Modern auth built for growth
Stripe
The gold standard for payments
Paddle
Merchant of record for SaaS
Lemon Squeezy
Payments for creators and indie hackers
PayPal
The household name in payments
Square
Payments for omnichannel
Vercel
The frontend cloud
Netlify
Build and deploy modern web projects
Cloudflare Pages
JAMstack platform with Workers
Railway
Deploy anything, anywhere
Render
Cloud for the modern developer
Supabase
Open source Firebase alternative
PlanetScale
Serverless MySQL platform
Neon
Serverless Postgres
MongoDB Atlas
Cloud-native document database
Resend
Email for developers
SendGrid
Email delivery at scale
Postmark
Transactional email that delivers
Mailgun
Powerful email APIs
Sentry
Application monitoring for developers
LogRocket
Session replay and monitoring
Datadog
Cloud monitoring at scale
Better Stack
Uptime, logs, and incident management
OpenAI API
GPT-4 and the most popular LLM API
Anthropic Claude
Safe, helpful AI assistant
Groq
Fastest inference for open models
Mistral AI
Efficient open-weight models
Sanity
Composable content cloud
Contentful
Enterprise headless CMS
Strapi
Open source headless CMS
Payload CMS
Modern TypeScript headless CMS
Plausible
Privacy-friendly Google Analytics alternative
PostHog
All-in-one product analytics
Umami
Simple, fast, privacy-focused analytics
Mixpanel
Product analytics for mobile and web
Latest Guides
View all →Best Authentication Provider for Your App in 2026
A practical decision guide to Clerk, Auth0, Supabase Auth, Firebase Auth, and Kinde with real tradeoffs for SaaS teams.
Stripe vs Paddle for SaaS: Which Should You Choose?
Stripe offers control and lower fees. Paddle is merchant of record and handles taxes. This guide shows the real tradeoffs.
Best Database for Next.js in 2026
A practical guide to Supabase, Neon, PlanetScale, and MongoDB Atlas with decision criteria for modern Next.js apps.
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