Best Authentication tools and stacks in 2026
Hand-picked authentication stacks for founders, indie makers, and small teams. Each stack lists the exact tools, maps the integrations, and walks through setup step by step. Pick one and start shipping.
Add login and signup
Let people sign up and log in securely. The boring auth stuff, handled.
View setup guide
Add two-factor authentication
Lock down your login flow. Add a second layer of security without building it yourself.
View setup guide