Supabase Connection Pooling with PgBouncer on Vercel Serverless
Supabase Connection Pooling with PgBouncer on Vercel Serverless The most common production failure pattern for Next.js + Supabase apps on Vercel isn't…
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Setting up Supabase Auth with Next.js in 10 minutes
Every time I started a new project, auth killed my momentum. Setting up JWT, hashing passwords, managing sessions, handling refresh tokens... before w…
Supabase Authentication & Authorization Patterns
Supabase Authentication & Authorization Patterns Authentication and authorization are the foundation of secure applications. Supabase provides a c…
I Built 'Chat With Your Docs' From Scratch — Supabase + pgvector + a Free Local Embedder
"Chat with your PDF / your notes / your docs" is everywhere. Today we build it from scratch and you'll see it's just three moves : retrieve, then gene…
I built an SEO-first internet radio site — and learned why `curl` can't validate audio streams
I recently built Radio Balkan — a single-page web player that puts 750+ Balkan radio stations in one place: no ads, no sign-up, no cookie banners. It'…
Next.js + Supabase Performance Optimization: From Slow to Lightning Fast
Next.js + Supabase Performance Optimization: From Slow to Lightning Fast Last month, I optimized a Next.js + Supabase application that was frustrating…
Add Video Processing to Your Vercel + Supabase App in 10 Minutes
Originally published at ffmpeg-micro.com Most Vercel + Supabase apps hit the same wall: a user uploads a video, and you need to do something with it. …
Optimistic UI Patterns with Next.js Server Actions and Supabase Realtime
Optimistic UI Patterns with Next.js Server Actions and Supabase Realtime The difference between an app that feels fast and one that feels slow often i…
Self-Host Postgres or Use Supabase? Here's How to Decide
Short answer first: use Supabase if you want Postgres plus auth, realtime, storage, and a dashboard as one managed bundle. Self-host Postgres – or use…
Building a trilingual, multi-tenant hotel management SaaS for the Kurdistan Region
A few months ago I shipped tourism.krd — first-party hotel and motel management software built specifically for property owners in the Kurdistan Regio…
Supabase basics with Node.js
Supabase is an open-source backend platform built around managed PostgreSQL. You get a database, auto-generated REST APIs (via PostgREST ), Auth, file…
How to build a credit system for a Next.js AI app (Stripe + Supabase)
If you're building an AI app (image generation, transcription, an agent, anything that calls a model) you've probably realized a flat "$10/month" does…
Cleaner React Logic: Refactoring My Waitlist Submission Flow
This article is a continuation of the article I wrote on the RLS policy issue I solved with Supabase. After I had fixed the RLS policy issue, I discov…
Your Test Data Is Type-Correct and Still Invalid: 6 Postgres Schema Features Generators Skip
Your Test Data Is Type-Correct and Still Invalid: 6 Postgres Schema Features Generators Skip TL;DR: Composite primary keys, partial unique indexes, cr…
How I Built an AI Billing Firewall for OpenRouter and Supabase
AI Aggregator platforms face a common problem: unexpected API costs. A spam attack, bad prompt loop, or runaway agent can generate hundreds of dollars…
Building an AI-Powered SaaS with Nuxt 3 + Supabase: Full Architecture Breakdown
Last week I built an AI-powered content repurposing tool called MultiPost. You write one article, it generates platform-optimized versions for Twitter…
I built PhysioFlow — clinic software for Indian physiotherapists, solo in a week
A physiotherapist asked me a simple question a couple of months ago: "Can you build something to run my whole clinic?" So I did — solo, in about a wee…
How I wired Stripe subscriptions to Supabase in Next.js 15 (the parts tutorials skip)
Every SaaS needs the same foundation: auth, payments, a database, protected routes. I've built this from scratch too many times. This post covers the …
How I Built an AI News Brief with Next.js, Supabase, Vercel, and GPT-4o-mini
Over the past few months, I have been building a small AI news brief called DeepSignal . The idea started from a simple personal frustration: I was re…
Equip: an open-source LMS for Bible schools — bilingual, scripture-aware, 4 weeks of real users
TL;DR. Equip is a free, open-source LMS built for Bible schools and small ministries. MIT-licensed. Bilingual Russian↔English out of the box — the sam…
My Claude Code setup lived on three machines and none of them agreed
Branko, you built another tool? Yes. Yes I did. And before you roll your eyes — hear me out, because this one scratched an itch that was driving me ge…
Spec-Driven Development with Claude Code: Auth & Data with Supabase — Part 2 of 3
Series: Spec-Driven Development with Claude Code — Part 1 · Part 2 · Part 3 In Part 1 , we set up our project structure but left it without logic. Tod…
Two days lost to PGRST116: when Supabase RLS hides a successful write
TL;DR. Our Supabase upsert wrote the row. The chained .select().single() returned PGRST116. The wrapper read that as a failed write. The frontend retr…
Supabase's Management API OAuth Endpoint Switches From 201 to 200 on May 26 — Here's What Silently Breaks
On May 26, 2026, the OAuth token exchange endpoint for Supabase's Management API — https://api.supabase.com/v1/oauth/token — will stop returning 201 C…
I Audited 50 Vibe-Coded Apps. Here's What Broke.
I audited 50 Lovable / v0 / Bolt / Cursor / Claude Code apps over the last few months. Some were friends' side projects, some were YC-backed startups,…
Two weeks of building Bible School LMS in public: first contributor, bilingual content, real production bug
Two weeks ago I posted "Open Source Bible School LMS, we need your help" and asked for contributors. Today the first community PR landed. Plus a stack…
Supabase dual-DB gotcha — test vs live, and how I stopped shipping broken data
I spent two hours debugging an empty production list. The data was in the test database the whole time. If you're building with Lovable and Supabase, …
I asked ChatGPT for free status page tools. It didn't mention mine. Here's the Next.js + Supabase build behind that zero.
Twenty-four hours after I swapped Supabase Auth's default SMTP for Resend, my first real user signed up. I'll call him K. I emailed him three question…
Supabase Edge Functions Advanced — Streaming, WebSockets, and Background Jobs
Supabase Edge Functions run on Deno Deploy and are far more capable than simple REST handlers. This guide covers three advanced patterns every indie d…
Supabase Realtime with Flutter — Postgres Changes, Presence, and Broadcast in Practice
Supabase Realtime streams PostgreSQL changes to clients over WebSocket. Combine it with Flutter and you can ship live notifications, "who's online" in…