[Crawl-Date: 2026-04-25]
[Source: DataJelly Visibility Layer]
[URL: https://datajelly.com/platform-updates]
---
title: Blog | DataJelly
description: DataJelly platform updates, release notes, and status updates. Stay informed about new features, improvements, and changes.
url: https://datajelly.com/platform-updates
canonical: https://datajelly.com/blog
og_title: DataJelly - The Visibility Layer for Modern Apps
og_description: Rich social previews for Slack & Twitter. AI-readable content for ChatGPT & Perplexity. Zero-code setup.
og_image: https://datajelly.com/datajelly-og-image.png
twitter_card: summary_large_image
twitter_image: https://datajelly.com/datajelly-og-image.png
---

# Blog | DataJelly
> DataJelly platform updates, release notes, and status updates. Stay informed about new features, improvements, and changes.

---

[Latest
Guard
April 2026
## Accidentally Adding Noindex: How Sites Disappear Overnight
Friday deploy. Sunday morning: impressions down 80%, key pages gone from index. Root cause: a global noindex tag shipped in the HTML. Status 200, content visible, no errors. Here's how it happens and how Guard catches it.
Read more](https://datajelly.com/blog/accidental-noindex-disappear-overnight) [Edge
April 2026
## How to Test Your Site for AI Visibility (Fast)
AI crawlers don't run JavaScript. If your raw HTML is empty, your AI visibility is zero — no partial credit. A fast, repeatable workflow to test what GPTBot, ClaudeBot, and PerplexityBot actually see.
Read more](https://datajelly.com/blog/test-site-ai-visibility-fast) [Guard
April 2026
## Why Your Site Randomly Breaks After Deploy (And No One Notices)
A deploy ships at 10:12 AM. Status is 200. The form never renders because the JS bundle 404s. No alert fires. Modern sites don't crash — they degrade silently. Here's how it happens and how Guard catches it.
Read more](https://datajelly.com/blog/site-breaks-after-deploy-silent) [Edge
April 2026
## Why "Google Renders JavaScript" Is Misleading
Google does render JavaScript — but later, deprioritized, and often not at all. If your raw HTML is empty, your page is invisible. Here's how it actually works in production.
Read more](https://datajelly.com/blog/google-renders-javascript-misleading) [Guard
April 2026
## Critical JavaScript Failures: When One Script Breaks Your Site
Homepage returns 200. Deploy is green. Checkout drops to zero. One failed script can take down a whole SPA while every uptime monitor stays green. How it happens and how Guard catches it.
Read more](https://datajelly.com/blog/critical-js-failures) [Edge
April 2026
## What AI Crawlers Actually Extract From Your Site
AI crawlers don't render your app — they extract text from raw HTML. If it's not in the initial response, you don't exist to ChatGPT, Claude, or Perplexity. Here's what actually gets extracted, what fails, and how to fix it.
Read more](https://datajelly.com/blog/ai-crawlers-extract) [Edge
April 2026
## Why Your Site Is Indexed But Gets No Traffic
Explains why indexed pages still don’t perform. Focuses on thin HTML, weak structure, and missing signals—not keyword or backlink myths.
Read more](https://datajelly.com/blog/indexed-but-no-traffic) [Guard
April 2026
## Your Site Loads — But Google Sees Nothing
Friday deploy. Homepage loads fast. Monday: traffic down 38%. The page returns 200 OK with empty HTML. This isn't downtime — it's a rendering failure that no monitoring tool catches.
Read more](https://datajelly.com/blog/site-loads-google-sees-nothing) [Edge
April 2026
## How to Debug SEO Issues in a React App
Your React app returns 200 OK and works in Chrome. Google indexes nothing. This is not an SEO tweak problem — it's a rendering failure. A step-by-step debugging playbook with curl commands, real thresholds, and the three fixes that actually work.
Read more](https://datajelly.com/blog/debug-react-seo-issues) [Guard
April 2026
## Script Shell Pages: When Your App Loads But Nothing Works
A 4KB HTML response with a single div and a script tag returns 200 OK and passes every monitor — while users see a blank page. Here's why script shell pages are the default failure mode of SPAs.
Read more](https://datajelly.com/blog/script-shell-pages) [Edge
April 2026
## The Hidden Costs of Prerendering (That Teams Ignore)
Prerendering is not a performance optimization. It's a second system with its own bugs. Stale content, broken invalidation, snapshot drift — here's what actually breaks in production.
Read more](https://datajelly.com/blog/hidden-costs-of-prerendering) [Guard
April 2026
## Hydration Crashes: The Silent Killer of Modern Web Apps
Your site returns 200 OK, but every button is dead. Hydration failures are silent, invisible to monitoring, and lethal to conversion. Here's how to detect and fix them.
Read more](https://datajelly.com/blog/hydration-crashes-silent-killer) [Edge
April 2026
## Your HTML Is Only 4KB (And Why That's a Problem)
If your HTML is 4KB, your site is not SEO-compatible. You're shipping empty documents and hoping crawlers reconstruct them. Here's what's actually happening and how to fix it.
Read more](https://datajelly.com/blog/html-only-4kb) [Edge
April 2026
## AI SEO vs Traditional SEO: What Actually Changes
Traditional SEO is index-first. AI SEO is extract-first. If your content isn't in the initial HTML, it doesn't exist to AI crawlers. Here's what changes and how to fix it.
Read more](https://datajelly.com/blog/ai-seo-vs-traditional-seo) [Guard
April 2026
## Why Your React App Shows a Blank Page in Production
Build passes. Health checks green. Homepage returns 200 OK — and renders nothing. This happens constantly in React, Vite, and Lovable apps. Here's why and how to catch it.
Read more](https://datajelly.com/blog/react-blank-page-production) [Guard
April 2026
## Your Site Returns 200 OK — But Is Completely Broken
You deploy at 2:15 PM. By 2:17 PM your homepage is blank. Status: 200 OK. Nothing alerts you. This is a silent production failure — and it happens constantly in modern JS apps.
Read more](https://datajelly.com/blog/site-returns-200-but-broken) [Edge
April 2026
## Why Google Finds Your Pages But Won't Rank Them
Your pages are indexed but get zero impressions. This isn't a backlink problem — it's a delivery failure. Here's what's actually happening and how to fix it.
Read more](https://datajelly.com/blog/indexed-not-ranking) [Edge
April 2026
## How to Check What Googlebot Actually Sees (Step-by-Step)
Your page renders in Chrome. Googlebot gets 3KB of empty HTML. Here's how to verify what bots actually receive — and why the difference kills your rankings.
Read more](https://datajelly.com/blog/check-what-googlebot-sees) [Edge
April 2026
## Why Vite Apps Have SEO Problems (And How to Fix Them)
Your Vite app ships fine and indexes poorly. Bot HTML is 3–7KB while browsers see 120KB. Here's what's actually happening and the three real fixes.
Read more](https://datajelly.com/blog/vite-seo-problems) [Edge
April 2026
## Why Your Content Doesn't Show Up in ChatGPT (And How to Fix It)
Your page ranks in Google but ChatGPT doesn't know you exist. This isn't a ranking issue — it's a rendering failure. Here's what's actually happening and how to fix it.
Read more](https://datajelly.com/blog/chatgpt-cant-see-your-content) [Edge
April 2026
## Page Crawled But Not Indexed: The Real Reasons (Not What Google Tells You)
"Crawled – currently not indexed" is a delivery failure, not a content problem. Here's what's actually happening — broken HTML, empty shells, and JS rendering failures.
Read more](https://datajelly.com/blog/crawled-not-indexed) [Edge
April 2026
## How AI Crawlers (ChatGPT, Claude, Perplexity) Actually Read Your Website
AI crawlers don't render JavaScript. If your HTML is empty, you're invisible to ChatGPT, Claude, and Perplexity. Here's what actually happens — and how to fix it.
Read more](https://datajelly.com/blog/how-ai-crawlers-read-your-website) [Edge
April 2026
## Serving the Same HTML to Everyone Is a Bad Idea (And Why It Breaks Modern Apps)
Teams ship one HTML response and assume it works for everyone. It doesn't. Here's what breaks when browsers, bots, and AI crawlers all get the same output.
Read more](https://datajelly.com/blog/serving-same-html-bad-idea) [Edge
April 2026
## Why Script-Based Prerendering Breaks on Real Apps (Not Just Demos)
Script-based prerendering doesn't fail loudly. It fails quietly — stale content, missing personalization, broken images. Here's what actually breaks in production.
Read more](https://datajelly.com/blog/script-prerendering-breaks-real-apps) [Edge
April 2026
## Prerender vs SSR vs Edge Rendering: What Actually Works for SEO
Your site loads fine. Google still doesn't index it. We break down why prerendering, SSR, and edge rendering fail or succeed — with real production data.
Read more](https://datajelly.com/blog/prerender-vs-ssr-vs-edge-rendering) [Edge
April 2026
## Why Your Sitemap.xml Exists But Google Still Ignores Your Pages
Your sitemap is valid. Google found your URLs. Your pages still aren't indexed. Here's why discovery ≠ indexing — and the rendering fixes that actually work.
Read more](https://datajelly.com/blog/sitemap-exists-google-ignores-pages) [Edge
April 2026
## Lovable SEO Guide: Why Your Site Isn't Ranking (And How to Fix It Fast)
Your Lovable site works in the browser. Google sees almost nothing. Here's why you're not ranking — and the practical fixes that actually work.
Read more](https://datajelly.com/blog/lovable-seo-not-ranking) [Edge
April 2026
## React SEO Is Broken by Default — Here's How to Fix It
Your React app ships HTML that search engines can't use. We see this constantly. Here's what's actually happening — and the real fixes.
Read more](https://datajelly.com/blog/react-seo-broken-by-default) [Edge
April 2026
## SPA SEO Checklist: 10 Things You Must Fix Before You Expect Traffic
Your SPA works. That doesn't mean it's visible. The real checklist — 10 things that actually break visibility in production.
Read more](https://datajelly.com/blog/spa-seo-checklist) [Edge
April 2026
## Why Google Can't See Your SPA (Even Though It Works in Your Browser)
Your app works. Google can't see it. Here's what's actually happening when bots crawl JavaScript apps — and the three real fixes.
Read more](https://datajelly.com/blog/why-google-cant-see-your-spa) [Edge
March 2026
## SPA SEO: The Complete Guide for Modern JavaScript Apps
Modern JavaScript apps work great for users — but they break in subtle ways for search engines and AI crawlers. Here's what actually works in production.
Read more](https://datajelly.com/blog/spa-seo-complete-guide) [Edge
March 2026
## Why Script-Based Prerendering Struggles with Modern Web Apps
Script-based prerendering sounds perfect — run your SPA at build time, output HTML, deploy to a CDN. But modern dynamic apps expose serious limitations.
Read more](https://datajelly.com/blog/script-based-prerendering-limits) [Platform
March 2026
## The SEO Foundation Checklist for Lovable Sites
A practical guide to setting up sitemap.xml, robots.txt, Google Search Console, and Google Tag Manager — the 15-minute setup that makes everything else work.
Read more](https://datajelly.com/blog/seo-foundation-checklist) [Edge
March 2026
## How We Built DataJelly Redirects: From Edge Routing to SEO Validation
A technical deep dive into building a full redirect system — spanning edge networking, transport-level validation, SEO auditing, management tooling, and documentation.
Read more](https://datajelly.com/blog/how-we-built-redirects) [Platform
March 2026
## March 2026 Platform Update
Monthly update covering domain redirects, social preview stabilization, Google Search Console integration, simplified DNS setup, and new debugging tools.
Read more](https://datajelly.com/blog/march-platform-update) [Edge
March 2026
## Fixing Broken Social Previews in Modern SPAs
Social platforms don't execute JavaScript when generating link previews. Here's why SPAs break social sharing — and how DataJelly's Social Preview Stabilization fixes it at the edge.
Read more](https://datajelly.com/blog/fixing-broken-social-previews-in-spas) [Platform
February 2026
## WebMCP and the Future of AI-Native Web Infrastructure
A technical analysis of WebMCP, the emerging protocol for structured AI-agent interaction with web applications, and why protocol alone is insufficient without a rendering and visibility layer.
Read more](https://datajelly.com/blog/webmcp-future-ai-native-infrastructure) [Platform
February 2026
## Free SEO Tools We Use Every Day
A walkthrough of the free diagnostic tools we built and use daily — with real workflows showing how to diagnose a site's visibility problems in under 60 seconds.
Read more](https://datajelly.com/blog/free-seo-tools-we-use-every-day) [Platform
February 2026
## Understanding the Bots Crawling Your Site
A plain-language look at the AI, search, and social bots visiting your website every day — what they want, why it matters, and how to make sure they see the right content.
Read more](https://datajelly.com/blog/understanding-bots-crawling-your-site) [Platform
February 2026
## February 2026 Platform Update
Monthly update covering the new Traffic Digest email, Snapshot Pages view, AI Markdown data responses, expanded SEO tools, and snapshot performance improvements.
Read more](https://datajelly.com/blog/february-platform-update) [Platform
January 2026
## AI Markdown Snapshots for AI Crawlers
DataJelly now generates clean, structured Markdown for AI crawlers — reducing token usage by up to 91% while preserving content and structure.
Read more](https://datajelly.com/blog/ai-markdown-snapshots) [Platform
January 2026
## January 2026 Platform Update
Quarterly update covering DNS pipeline upgrades, edge rendering improvements, expanded SEO and security scanning, AI SEO (GEO) analysis, and dashboard enhancements.
Read more](https://datajelly.com/blog/january-platform-update)

## Ready to try DataJelly?

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