Supabase Database Functions Guide — Serverless Logic with RPC and PL/pgSQL
Supabase Database Functions Guide — Serverless Logic with RPC and PL/pgSQL Supabase Database Functions let you move complex business logic into Postgr…
Open Source
⚑ Report a ProblemLatest Open Source news from Tech News
All topics
AI
agents
ai
api
architecture
automation
aws
beginners
career
claude
database
devchallenge
devops
discuss
javascript
linux
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
rust
security
showdev
tutorial
typescript
webdev
Supabase Edge Function Error Handling — Retries, Logging, and Idempotency
Supabase Edge Function Error Handling — Retries, Logging, and Idempotency Design patterns to prevent errors from being swallowed silently in productio…
Supabase Stripe — Implement Subscription Billing with Edge Functions
Supabase × Stripe — Implement Subscription Billing with Edge Functions Build a monthly subscription system with Stripe and Supabase Edge Functions. Ar…
Supabase Edge Functions with Deno: Production-Ready Design Patterns
Supabase Edge Functions with Deno: Production-Ready Design Patterns Supabase Edge Functions run on Deno. Similar to Node.js, but with subtle differenc…
Why I Left Notion and Built My Own App with Flutter + Supabase
Why I Left Notion and Built My Own App with Flutter + Supabase The Moment I Realized Notion Wasn't the Problem Late 2024, I hit Notion's free tier lim…
How We Built a Sober Driver Booking System in Moldova: Real-time Dispatch with Node.js, Supabase & Vercel
How We Built a Sober Driver Booking System in Moldova: Real-time Dispatch with Node.js, Supabase & Vercel In September 2024, Moldova reclassified …
Why Your Supabase Data Is Exposed (And You Don’t Know It)
Why Your Supabase Data Is Exposed (And You Don’t Know It) The four RLS mistakes that silently leak production data — and how to verify your policies a…
The 12 Security Issues I Keep Finding in Vibe-Coded Apps (Lovable, Bolt, v0)
Over the last few weeks I've been running VibeScan — a security audit tool for AI-generated codebases — against a small set of public Lovable / Bolt /…
Complete Error Handling Patterns for Supabase Edge Functions — 4-Stage Fallback Design
Complete Error Handling Patterns for Supabase Edge Functions Why Error Handling Matters Edge Functions have three error sources: external APIs, databa…
Managing Deno Imports in Supabase Edge Functions — deno.json, Version Pinning, Zero Lint
Managing Deno Imports in Supabase Edge Functions Deno Uses URL-Based Imports Unlike Node.js, Deno has no npm install . Imports are ESM URLs: // Node.j…
Integrating Groq, DeepInfra, and Nebius in One Edge Function — 3-Provider AI Routing
Integrating Groq, DeepInfra, and Nebius in One Edge Function Why Three Providers? Each AI provider has different strengths: Provider Strength Model Gr…
Adding Search UI to a Flutter Notes List — SearchBar + Supabase Full-Text Search
Adding Search UI to a Flutter Notes List The Problem: Notes Become Unsearchable Past 50 Once a note list exceeds 50 items, scrolling to find something…
Using Groq llama-3.3-70b for Tag Suggestions — Low-Latency AI Routing Patterns
Using Groq llama-3.3-70b for Tag Suggestions Why Groq? Tag suggestion is a speed-first task: Users expect tag candidates to appear while they're still…
How I Rebuilt Educando.app's Core: Tavily + GPT-5.4 nano Search Pipeline
After a security incident forced Educando.app offline, I took the opportunity to rethink the entire product. The original version was a Gemini-powered…
Claude + Groq Hybrid LLM — AI University Memory Agent
Claude + Groq Hybrid LLM — AI University Memory Agent After each learning session in AI University, a Memory Agent automatically builds a structured l…
Building a 4-Tier AI Cost Auto-Routing System with Supabase Edge Functions
Building a 4-Tier AI Cost Auto-Routing System with Supabase Edge Functions What I Built I added a provider.chat_auto action to the AI Hub Edge Functio…
Jibun Corp's AI Hub Reaches 35 Providers: Adding SiliconFlow and Novita AI
Jibun Corp's AI Hub Reaches 35 Providers: Adding SiliconFlow and Novita AI We just crossed 35 providers in our unified AI Hub feature. Today we're add…
I Deleted the Button — Migrating Flutter AI Features from UI-Triggered to Hourly Cron Batch
I Deleted the Button — Migrating Flutter AI Features from UI-Triggered to Hourly Cron Batch Introduction I removed the "Run AI Prediction" button from…
Supabase Row Level Security in Production: Patterns That Actually Work
Supabase Row Level Security (RLS) is PostgreSQL's built-in access control system. When it's set up correctly, your database enforces authorization at …
Building KeyYap: Crafting a Premium "Yapping" Platform
Introduction In the era of "over-engineered" social media, I wanted to build a place where the focus is simple: quick thoughts, community, and clean a…
Zero-Config New AI Provider Tabs: DB-Driven Dynamic Tabs in Flutter + Supabase
Zero-Config New AI Provider Tabs: DB-Driven Dynamic Tabs in Flutter + Supabase The Problem 自分株式会社 has an "AI University" feature covering 66+ AI provi…
Automating Technical Blog Publishing: GitHub Actions + Supabase Edge Function Pipeline
Automating Technical Blog Publishing: GitHub Actions + Supabase Edge Function Pipeline The Problem Writing code and writing about it are separate work…
Scaling Supabase Edge Functions Past the 50-Function Cap: Hub-and-Action Architecture
Scaling Supabase Edge Functions Past the 50-Function Cap: Hub-and-Action Architecture The Problem Supabase's free and Pro tiers have a hard cap of 50 …
AI University: 3-File Pattern to Add Any AI Provider + Offline Fallback Content
AI University: 3-File Pattern to Add Any AI Provider + Offline Fallback Content What Is AI University 自分株式会社 includes "AI University" — a tab-based le…
SM-2 Spaced Repetition in Deno + Flashcard UI in Flutter Web: Building a Duolingo Competitor
SM-2 Spaced Repetition in Deno + Flashcard UI in Flutter Web What We Built A language learning feature for 自分株式会社 competing with Duolingo and Anki: SM…
Building a Public Guitar Gallery With 4 Users: Action Extension Pattern + Viral Design
Building a Public Guitar Gallery With 4 Users: Action Extension Pattern + Viral Design Why Build Community Features at 4 Users 自分株式会社 had 4 registered…
Travel Planner + Whiteboard + Recipe Manager in Flutter Web: RadioListTile Migration & const Propagation
Travel Planner + Whiteboard + Recipe Manager in Flutter Web What We Shipped Three features in one session for 自分株式会社 : Travel Itinerary Planner — comp…
CVR Tracking by Competitor Comparison Page: StatelessWidget StatefulWidget + unawaited() Pattern
CVR Tracking by Competitor Comparison Page: StatelessWidget → StatefulWidget + unawaited() The Problem 自分株式会社 has 21 competitor comparison pages ( /vs…
CRM Pipeline + Horse Racing AI in Flutter Web: Lead Scoring Formula & Kanban with LinearProgressIndicator
CRM Pipeline + Horse Racing AI in Flutter Web What We Shipped Two features in one session for 自分株式会社 : CRM Sales Pipeline — competing with Salesforce …
Guitar Recording Auto-Post to X: OAuth 1.0a Server-Side + Twitter Intent Fallback
Guitar Recording → Auto-Post to X: OAuth 1.0a Server-Side + Twitter Intent Fallback The Architecture Flutter UI (guitar_recording_studio_page.dart) └─…