PostHog gave me exactly the analytics I needed without compromising my users' privacy. As someone building a zero-telemetry app, it was important to at least understand how people interact with the landing page.
Stripe made it possible to go from zero to accepting payments globally in a single afternoon. As a solo dev in Brazil selling to customers worldwide, the payment links and webhooks integration were exactly what I needed. No complex setup, just create a product, share the link, and it works.
Claude Code using Opus 4.5 and 4.6 understood my entire codebase and could reason about complex architectural decisions. I used it to build Maestri from the ground up, from the SwiftUI canvas engine to the PTY orchestration layer.
Paddle
Lemon Squeezy
OpenAI