Open Graph Image Sizes and Dimensions: The Complete 2026 Guide
When you paste a link into Slack, X, or iMessage and it unfurls into a rich card with a big image, that image comes from your page's Open Graph tags. …
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
javascript
linux
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
react
security
showdev
softwareengineering
tutorial
typescript
webdev
Turning WordPress Into an Open Knowledge Graph with OKF
For years, content management systems have been optimized for people and search engines. Pages, posts, taxonomies, custom post types, categories, tags…
How to Track Local SEO Rankings by City with an API
Local SEO rankings are not the same everywhere. Your website may rank in position 2 in Austin, position 8 in Dallas, and not appear at all in Chicago.…
From 0 to 20 organic Google clicks: the engineering behind my solo SaaS
A month ago, my solo project batchset.com had basically zero search traffic. This week it crossed 20 organic clicks in a 28-day window and is climbing…
I built a free SEO + AI-search (GEO) audit tool — no signup, no limits
I kept hitting the same wall: every SEO tool either paywalls the useful parts or caps you at a few pages. So I built a free one — freeseoaudit.vercel.…
How to Use a SERP API with Python to Track Google Rankings
Tracking Google rankings sounds simple at first. You have a keyword. You search it on Google. You check where your website appears. That works if you …
I tried "GEO" on my indie tool — it was just SEO (here's the GSC data)
Every other newsletter this year told me my SaaS needed GEO — Generative Engine Optimization. Write an llms.txt . Add "AI-only" schema. Chunk your con…
What We Learned Building a Coffee Brand Website for International Buyers
Recently, we worked on a website project for an Indonesian specialty coffee brand called Dayati Coffee. At first glance, it looked like a fairly stand…
Building in public, week 13: the debt week nobody posts about
I'm building Convertify, a free image converter, in public over 52 weeks. It's a solo project on Rust + Axum + libvips with a Next.js frontend. This i…
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'…
Magento AI Brand Visibility: Does ChatGPT Recommend Your Store?
Note: set published: true when you're ready. The canonical_url above tells Google the original lives on angeo.dev, so this cross-post won't compete wi…
GEO: What Generative Engine Optimization Actually Means for Your Content
Search didn't break. It restructured. The page that ranked #1 for an informational query now sits below an AI-generated summary that pulls from it — a…
How I Wired Google Search Console to Telegram on Day One
Most people check Google Search Console by logging in, navigating to the property, clicking through the date filters, and reading off numbers. That wo…
The Cloudflare toggle that's blocking your brand from ChatGPT
Originally published on the Brandswarm blog . We build Brandswarm . It's a SaaS that tracks how AI assistants describe your brand — ChatGPT, Claude, P…
I built an open-source CLI that tells you if ChatGPT cites your brand — and what to do about it
Your users have started asking ChatGPT and Perplexity instead of Google. So here is the uncomfortable question: when someone asks an AI engine "what i…
Technical SEO: A Simple Introduction
You may have heard that there are three types of SEO: On-page SEO, Off-page SEO, and Technical SEO. However, there are only two types: On-page SEO and…
Technical SEO for developers: the checklist you should run before your site goes live
Building a technically sound site is the developer's responsibility. What happens to that site's visibility after launch in traditional search, in AI-…
Building a Price Comparison Platform Is Harder Than It Looks
Price comparison platforms look simple from the outside. A search box. A few products. Some retailer prices. A button that sends the user to a store. …
Technical SEO & Performance Strategies for Niche Beverage E-Commerce
Building Fast, Discoverable Online Stores for Wine & Beer Retailers If you're a developer building or optimizing e-commerce stores for specialty b…
How I built 1,200+ calculator pages in Astro without writing 1,200 templates
I run Hacé Cuentas , a free collection of 4,100+ Spanish-language calculators. What started as 10 hand-built pages turned into thousands of routes — a…
Core Web Vitals Deep Dive: LCP, CLS, and INP Optimization for SaaS
Google's Core Web Vitals — LCP (Largest Contentful Paint), CLS (Cumulative Layout Shift), and INP (Interaction to Next Paint, replacing FID in 2024) —…
I built 73 free construction calculators with Next.js — and learned the hard way that Google won't index a new site just because it exists
Every construction calculator on the first page of Google has the same problem: you search "how much concrete do I need," land on the page, and before…
Auto-Sync Medium Posts to WordPress (Draft-First, Idempotent)
Auto-Sync Medium Posts to WordPress (Draft-First, Idempotent) WordPress still wins when you need categories, plugins, schema, and URLs you own. Medium…
Programmatic SEO with Medium Tag Hubs (Done Ethically)
Programmatic SEO with Medium Tag Hubs (Done Ethically) Thousands of long-tail tags carry real intent. tag info + archived_articles + related_tags let …
How I Built a Free SEO Audit Tool with Next.js, Supabase, and Stripe in 1 Week
Last weekend I started building SiteGrade — a free instant SEO audit tool that gives any website an A–F letter grade and the top fixes ranked by impac…
Marketing agents need workflow boundaries, not better prompts
On June 6, 2026, I spent the day at Profound HQ in New York City as a selected participant and solo builder at the Marketing Engineering Hackathon. I …
We stopped paying $100+/mo for SEO tools. Here's the technical-audit setup we use instead
We run 10+ web products. For years our SEO tooling was a $100+/month subscription we mostly used for one job: technical audits. The keyword and backli…
How to Find and Fix 11 Common SEO Issues Using Chrome DevTools
Search engine optimization doesn't require expensive tools. Your browser's built-in developer tools can identify and diagnose most SEO problems in und…
I turn a spreadsheet into hundreds of static SEO pages — so I built PageForge (free beta)
I run a couple of small niche sites — a pet-health tool and a travel-info site. The thing that actually moves the needle for both isn't clever copywri…
"I built 8,000 programmatic SEO pages. Google indexed zero. A GSC postmortem."
Status: this is a live postmortem, not a victory lap. As I write this the site is still at 0 indexed pages . The interesting part isn't the win — it's…