Why does my Replit app go to sleep? Deployment types explained
Why a Replit app stops responding or is slow to wake, how Autoscale, Reserved VM, Static and Scheduled deployments differ, and how to pick the right one.
Read articleBlog · Guides
Guides for apps built with AI
Plain-language guides for people who built an app with Lovable, Bolt, Cursor, v0 or Replit: finding what broke, making it safe and getting it live.
110 articles · Page 8 of 13
Using a Replit database in production: dev vs prod, backups
How Replit separates development and production databases, what happens to your schema when you publish, how restores work and how to keep live data safe.
Read article
How to review AI-generated code before you ship it
A practical checklist for reviewing code from Cursor, Claude Code, Copilot or an app builder: scope, security, data changes, dependencies, tests and tools.
Read article
Rewrite or fix your AI-built app? How to decide
How to decide whether to repair or rebuild an app made with Lovable, Bolt, Cursor or Replit: the signals to check, a scoring table and the hybrid path.
Read article
How to download a Bolt.new project and run it locally
Step by step: download or clone your Bolt.new project, install Node.js, add environment variables, start it on your computer and send changes back to Bolt.
Read article
Scaling from 100 to 10,000 users: what breaks first
What fails first in a small web app as users grow, from database queries and connections to email limits and background work, and how to fix each in order.
Read article
How to build a secure password reset flow
What a safe forgot-password flow looks like, the mistakes AI-built apps often make with reset links, how it works in Supabase and how to test yours.
Read article
How to send transactional emails from a Lovable app
Three ways to send sign-up, reset and order emails from a Lovable app (Lovable Emails, Resend, SMTP), how to verify your domain and test delivery.
Read article
Slow database queries and indexes, explained for founders
Why an app gets slow once real data arrives, how to find the slow queries in Postgres or Supabase, which indexes to add and how to prove they helped.
Read articleStill stuck with your app?
Run the free health check on your app's URL, or get the $299 App Rescue Audit: a senior engineer reviews the code and sends you a written report in 2 business days.