6 tools
SaaS with Feature Flags Stack
I used to deploy new features to all users and hope nothing broke. Now everything ships behind a flag — dark-launch to 1%, roll out to 10%, graduate to everyone with a kill switch always ready.
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Public stack
I run three small SaaS tools solo. This stack handles it all with close to zero ops work — everything is managed, the free tiers are generous, and I only pay when I'm making real money.
Workflow stack
Database and storage
Free tier covers me until I'm at real revenue. Row-level security means I don't write authorization logic in app code — the database enforces it at the query level.
Open tool profileBilling
Merchant of Record means Lemon Squeezy files VAT in 40+ countries for me. I was not going to register for EU VAT compliance as a solo founder — this was a non-starter otherwise.
Open tool profileReact Email templates make it easy to write emails that look good in every client. 3,000 free emails per month covers early users without touching a credit card.
Open tool profileAnalytics and flags
Product analytics, session recordings, and feature flags in one dashboard. I consolidated three separate tools into PostHog and cut my monthly tooling bill in half.
Open tool profileRelated stacks
I used to deploy new features to all users and hope nothing broke. Now everything ships behind a flag — dark-launch to 1%, roll out to 10%, graduate to everyone with a kill switch always ready.
I run five side projects on one DigitalOcean Droplet for $24 a month. This stack handles 80k monthly visitors combined and has taught me more about infrastructure than years of managed platforms ever did.
Add enterprise SSO, SCIM provisioning, and audit logs to your SaaS product without building it in-house. The identity features enterprise procurement teams require before signing a purchase order.
Developer-first transactional email API with React Email, webhooks, multi-region sending, and plans from free daily caps to Pro at $20/month for 50,000 emails with optional pay-as-you-go overages.
Open-core analytics, replay, flags, experiments, error tracking, warehouse, pipelines, and logs on PostHog Cloud—generous per-product free tiers each month, then usage-based rates (e.g. ~$0.00005/event for analytics after the first 1M events).
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