Free Tools

A curated collection of free tools, APIs, hosting platforms, databases, AI services, and resources for developers.

20 of 20 tools

Auth

Auth0

Free tier covers up to 25,000 monthly active users with core auth features.

Enterprise
Auth

Clerk

Generous free tier with prebuilt, drop-in UI components for login/signup/user management.

PrebuiltUI
Auth

Firebase Auth

Free basic email/password and Google sign-in, no hard user cap on the core tier.

Google Auth
Database

Neon

Serverless Postgres with branching, free for small projects

Postgres
Database

Supabase

500MB Postgres database, 1GB file storage, 5GB bandwidth, 50,000 monthly active users for auth, 2 free projects.

Fullstack
Database

Turso

5GB storage across up to 100 databases - one of the largest free allowances of any DB provider

Edge
Emails

Loops

Free tier available; pricing is contact-based rather than volume-based; unlimited transactional sends on paid plans

SaaS
Emails

Mailgun

100 emails/day free (roughly 3,000/month)

API
Emails

Postmark

100 emails/month free, no credit card required

Deliverability
Emails

Resend

3,000 emails/month free, capped at 100/day, React Email support

Transactional
Hosting

Cloudflare Pages

Unlimited bandwidth, 500 builds/month, 100 sites — the most generous free tier by raw bandwidth

Hosting
Hosting

Deno

Run unlimited JavaScript/TypeScript apps with global edge hosting at no cost

Serverless apps
Hosting

Netlify

100GB bandwidth/month, 125,000 serverless function invocations, built-in form handling and identity/auth.

Hosting
Hosting

Render

Free web services (512MB RAM) plus a free PostgreSQL database, custom domains, no card required.

Backend
Hosting

Surge

Unlimited static sites with free custom domains and SSL

Static Sites
Payments

Lemon Squeezy

Merchant of Record, fee is 5% + $0.50 per transaction

Indie
Payments

Paddle

Merchant of Record model, roughly 5% + $0.50 per transaction

GlobalTax
Payments

PayPal

No monthly fee, approximately 2.99% + $0.49 per transaction

Trust
Payments

Razorpay

No monthly fee - percentage-based per-transaction pricing, strong UPI/local payment method support

Indian Payments
Payments

Stripe

No monthly fee - pay only per transaction: 2.9% + $0.30 per successful card charge

Flexibility