hackaday.com 65 C
🛡️ SEO 35 🤖 GEO 77 ⚡ Perf 65 🏗️ Arch 84

hackaday.com — Global SEODiff Score 65/100

hackaday.com
📊

The AI-Readiness profile for hackaday.com is strong: an ACRI of 71/100 places it ahead of 70% of domains in the index. In the infrastructure sector, hackaday.com outperforms the average (57), suggesting strong competitive positioning in AI search. Server-side rendering keeps the ghost ratio near zero, giving AI systems direct access to all visible content. A tight 4.3× token bloat ratio reflects disciplined markup: minimal noise between the crawler and the content it needs. Zero schema blocks puts this site at a disadvantage in knowledge graph and AI-answer pipelines that rely on explicit structured data. Robots.txt grants unrestricted access to the key AI user-agents, which is the strongest starting position for AI visibility.

65
C — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (35) is your bottleneck.
🎯 Top Fix: Add Organization + WebSite JSON-LD → +5–8 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 29 snapshots
Mar 4 Mar 21
🔔 Recent AI Indexing Activity
🔄 Mar 21 Content change detected
🔄 Mar 20 Content change detected
🔄 Mar 20 Content change detected
🔄 Mar 19 Content change detected
🔄 Mar 19 Content change detected
Does your site score higher than hackaday.com?
Run the same 40-signal audit on your own domain — free, instant results.
Scan Your Site Free →
🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)35 × 0.25 = 8.8
🤖 AI Readiness / GEO (40% weight)77 × 0.40 = 30.8
⚡ Performance (20% weight)65 × 0.20 = 13.0
🏗️ Architecture & Trust (15% weight)84 × 0.15 = 12.6
Weighted sum = 8.8 + 30.8 + 13.0 + 12.6
Global SEODiff Score = 65 (C)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
100
Rendering
avg 93
36
Structure
avg 35
0
Schema
avg 9
85
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 0.5%
Rank #4806
+30 pts
Gap
AI (ACRI)
Top 30%
Score 71/100

hackaday.com punches above its weight in AI — AI visibility exceeds Google ranking. This is a competitive moat worth protecting. ACRI measures technical crawler readiness. Read the methodology →

Why hackaday.com ranks here

Tech stackWordPress
RenderingSSR
Schema coverage0 blocks
Token bloat4.3×

Fastest improvements

  • Add basic Organization and WebSite JSON-LD to fix “0 schema blocks” (see Schema Coverage).
  • Reduce token bloat (navigation/footer/code) so agents reach your main content faster (see Token Bloat).
  • Create an llms.txt file so AI crawlers can discover your content structure without heavy crawling. Generate llms.txt →
  • Run a full entropy audit to find which DOM regions waste the most tokens. Run Entropy Audit →
🧪

JavaScript Rendering Check

We check what AI crawlers miss when they skip JavaScript execution.

Running headless browser to simulate AI extraction…
🛡️

Traditional SEO

35/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

32 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

0 chars
Missing

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✗ Exactly 1 <h1> tag — found 25
  • ✓ Has <h2> headings — found 43
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://hackaday.com/
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → en-US
  • ➖ Hreflang tags — N/A (single language site)
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — Hackaday
  • ✓ og:description — Fresh hacks every day
  • ✓ og:image — preview
  • ✓ twitter:card — summary
📐 How the SEO Pillar score is calculated

SEO Pillar = Title (20 pts) + Meta Desc (20 pts) + Heading Hierarchy (20 pts) + Indexability (20 pts) + Social/OG (20 pts)

Each sub-score is derived from the checks above. Canonical tag, lang attribute, og:image, and a single H1 are the highest-impact items.

🤖

AI Readiness / GEO

77/100 40 % of Global Score 🟢 High Confidence

This pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.

🔗

Citation Alternatives

Research
💡
Insight: In the infrastructure sector, safely.co.jp (ACRI: 90) currently has stronger AI extractability. AI models tend to prefer sources with higher semantic structure and schema coverage. Domains with ACRI < 40 see 3.5× more hallucinations. Read the research →
hackaday.com
50
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. safely.co.jp has schema coverage of 3 blocks and uses WordPress. Improve your score by implementing the remediation patches below.
📊 Side-by-Side Comparison →
🚨

Hallucination Risk

Research

Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.

Analyzing hallucination risk…

🤖 Bot Access Matrix

GPTBot (OpenAI)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 0%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 36/100 — Low
Structured Elements 62 elements (62 lists, 0 rows, 0 headers)
Total Words1560
Raw Density4.0%
💡Low structure score (36/100). Your content appears as a wall of text with few structured HTML elements. You have 62 list items, 0 table rows, 0 table headers. Convert features into <ul> lists and data into <table> elements to help AI models extract structured information.

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks0 — No JSON-LD detected

Schema Coverage Map

0/7 schema types detected
❌ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
❌ WebSite
💡Organization schema missing. AI models cannot identify your brand entity. Without it, your brand won't appear in Knowledge Panels or be associated with your content.
💡Product / Service schema missing. AI models don't know this is a SaaS product. Add Product or SoftwareApplication schema so AI understands what you offer and can surface pricing/features.
💡BreadcrumbList schema missing. AI cannot understand your site hierarchy or how pages relate to each other.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

56
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability56/100 — AI models can partially extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

23%
🗑️ 77%
Useful Content (25.9 KB)Bloat (84.5 KB)
Token Bloat Ratio4.3× — Lean

Multimodal Readiness

Visual Context43% Optimized for Vision
Image Alt Coverage16 / 37 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set
💡Only 43% of images have alt text. Add descriptive alt attributes so multimodal AI (ChatGPT Vision) can understand your images.

🔥 Structural Entropy Check Research

17 Entropy
Poor Token Bloat: High
Noise Ratio: 76.6% · SNR: 0.31 · Signal: 6622 / Noise: 21619 tokens

🔬 AI-Crawler Simulation

See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.

🌐
This is what humans see — styled, branded, visual.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
🤖

AI Answer Preview

NEW

See how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.

Simulating AI extraction…
🧠

The LLM Interpretation

AI-VERIFIED

SEODiff AI analyzed the extracted content of hackaday.com and produced this structured business intelligence. Fields marked SEMANTIC VOID indicate information the AI could not find — a critical gap in your site’s machine-readability.

Core Offering
Curating and publishing engineering and technology content
Target Audience
Engineers, engineering enthusiasts, hobbyists
Pricing Model
⚠ SEMANTIC VOID
🏆 Competitive Moat
Unique blend of community content and editorial expertise
📊 Content Depth
5/10
⚡ Key Pain Points
• No structured FAQ schema
• Thin landing pages for features
Analyzed by SEODiff AI · 2026-02-28

🔧 Tech Stack

FrameworkWordPress
AI-Readiness Score85/100
Servernginx
CDN
HTTP Status200
Load Time717 ms
Raw HTML Size110.3 KB
Visible Text Size25.9 KB

Performance & Speed

65/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

717 ms
Slow — bots may time out or deprioritise

Google considers <200 ms "good". AI crawlers may have even shorter timeouts.

📦 Page Weight

952
DOM nodes
110 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → no-cache, must-revalidate, max-age=0, no-store
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

1
tracker scripts
1
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
googletagmanager.com
📐 How the Performance Pillar score is calculated

Perf Pillar = TTFB (35 pts) + Page Weight (25 pts) + Cache/CDN (20 pts) + Tracker Tax (20 pts)

TTFB <200 ms = full marks. DOM >3000 or payload >300 KB incurs heavy penalties. Tracker scripts beyond 5 reduce score.

🏗️

Architecture & Trust

84/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → http:///sitemap.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

134
internal links
57
external links
Good internal linking — helps crawlers discover content

🔒 Security & Trust

  • ✓ HSTS header (Strict-Transport-Security)
  • ✗ Content-Security-Policy header
  • ✓ HTTP status 200 OK (got 200)

♿ Accessibility Signals

  • ✓ HTML lang attribute → en-US
  • ✓ Meta viewport for mobile
  • ✗ Single H1 for screen readers
📐 How the Architecture Pillar score is calculated

Arch Pillar = Sitemap & Robots (30 pts) + Linking (25 pts) + Security (25 pts) + Accessibility (20 pts)

Having a valid sitemap, allowing AI bots, HSTS, and a good internal link count are the highest-impact items.

🏅 AI-Verified Trust Badge

Your site scores 50/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for hackaday.com
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/hackaday.com" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=hackaday.com" alt="AI-Verified by SEODiff" width="280" height="52"></a>

💡 Paste in your site footer, GitHub README, or email signature. Badge updates automatically as your score changes.

� Deep Crawl Analysis 1010 pages · Deep-10

Homepage ACRI
50
Single-page score
+26
Subpages outperform homepage
Δ delta
Site-Wide ACRI
76
Avg across 1010 pages · Range 0–95
Topical Cohesion
11%
Topical Drift
TF-IDF cosine similarity
Total Words
2385387
Avg Bloat
13.6×
Page Type ACRI Token Bloat Words Status
https://hackaday.com/2025/12/23/surviving-the-ram-apocalypse-with-software-optimizations/
Surviving The RAM Apocalypse With Software Optimizations | Hackaday
pricing 95 5.0× 13675 💰 Pricing
https://hackaday.com/2026/01/12/a-linux-power-user-puts-steamos-to-work/
A Linux Power User Puts SteamOS To Work | Hackaday
pricing 95 4.7× 9560 💰 Pricing
https://hackaday.com/2019/09/04/are-hydrogen-cars-still-happening/
Are Hydrogen Cars Still Happening? | Hackaday
pricing 95 4.6× 30771 💰 Pricing
https://hackaday.com/contact
Down And Dirty With Contact Cleaners | Hackaday
pricing 90 7.5× 8048 💰 Pricing
https://hackaday.com/2025/12/02/give-us-one-manual-for-normies-another-for-hackers/
Give Us One Manual For Normies, Another For Hackers | Hackaday
pricing 90 6.2× 7557 💰 Pricing
https://hackaday.com/2025/12/05/warnings-about-retrobright-damaging-plastics-after-10-year-test/
Warnings About Retrobright Damaging Plastics After 10 Year Test | Hackaday
pricing 90 8.6× 4407 💰 Pricing
https://hackaday.com/2025/12/02/lora-repeater-lasts-5-years-on-pvc-pipe-and-d-cells/
LoRa Repeater Lasts 5 Years On PVC Pipe And D Cells | Hackaday
other 90 7.9× 5331
https://hackaday.com/2025/12/02/how-cross-channel-plumbing-fuelled-the-allied-march-on-berlin/
How Cross-Channel Plumbing Fuelled The Allied March On Berlin | Hackaday
pricing 90 9.9× 3463 💰 Pricing
https://hackaday.com/2025/12/04/preventing-a-mess-with-the-weller-wdc-solder-containment-pocket/
Preventing A Mess With The Weller WDC Solder Containment Pocket | Hackaday
other 90 9.2× 3371
https://hackaday.com/2026/02/12/practice-makes-perfect-the-wet-dress-rehearsal/
Practice Makes Perfect: The Wet Dress Rehearsal | Hackaday
pricing 90 9.0× 2970 💰 Pricing
https://hackaday.com/2026/02/25/what-one-winged-squids-can-teach-the-airship-renaissance/
What One-Winged Squids Can Teach The Airship Renaissance | Hackaday
pricing 90 6.9× 4897 💰 Pricing
https://hackaday.com/2026/02/26/the-curse-of-the-everything-device/
The Curse Of The Everything Device | Hackaday
pricing 90 6.7× 4786 💰 Pricing
https://hackaday.com/2026/02/23/how-safe-are-old-airbags-anyway/
How Safe Are Old Airbags, Anyway? | Hackaday
other 90 7.9× 4791
https://hackaday.com/2026/01/28/using-3d-printing-and-copper-tape-to-make-pcbs/
Using 3D Printing And Copper Tape To Make PCBs | Hackaday
pricing 90 8.3× 6289 💰 Pricing
https://hackaday.com/2025/11/25/citizen-science-by-the-skin-of-your-teeth/
Citizen Science By The Skin Of Your Teeth | Hackaday
pricing 90 9.9× 2665 💰 Pricing
https://hackaday.com/2025/12/10/failed-3d-printed-part-brings-down-small-plane/
Failed 3D Printed Part Brings Down Small Plane | Hackaday
pricing 90 6.2× 9819 💰 Pricing
https://hackaday.com/2026/02/26/easily-replaceable-usb-c-port-spawned-by-eu-laws/
Easily Replaceable USB-C Port Spawned By EU Laws | Hackaday
pricing 90 10.0× 3444 💰 Pricing
https://hackaday.com/2026/02/02/how-vibe-coding-is-killing-open-source/
How Vibe Coding Is Killing Open Source | Hackaday
pricing 90 5.4× 13042 💰 Pricing
https://hackaday.com/2026/02/21/why-chains-are-still-better-for-bicycles-than-belts/
Why Chains Are Still Better For Bicycles Than Belts | Hackaday
pricing 90 5.3× 12686 💰 Pricing
https://hackaday.com/2026/02/14/windows-98-on-a-2020-thinkpad-p14s-gen-1-laptop/
Windows 98 On A 2020 ThinkPad P14s Gen 1 Laptop | Hackaday
other 90 9.0× 2934
Showing 20 of 100 pages. Unlock full subpage table →
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/2026/ 271 82 0% 11.3× High JS Bloat
/2025/ 217 82 0% 11.2× High JS Bloat
/2018/ 2 90 0% 8.8× High JS Bloat
/2016/ 2 80 0% 11.9× High JS Bloat
/contact/ 1 90 0% 7.5× High JS Bloat
/2021/ 1 85 0% 9.3× High JS Bloat
/2022/ 1 80 0% 13.4× High JS Bloat
/about/ 1 85 0% 6.5× High JS Bloat
/blog/ 1 85 0% 8.6× High JS Bloat
/2013/ 1 85 0% 8.7× High JS Bloat
/2017/ 1 80 0% 10.9× High JS Bloat
/2019/ 1 95 0% 4.6× Healthy
🔗
Outbound External Citations
0 unique external domains cited across 1010 pages
hackaday.io ×1003
facebook.com ×1003
supplyframe.com ×1003
youtube.com ×1003
twitter.com ×1003
tindie.com ×1002
wpvip.com ×1002
linkedin.com ×1001
🔄 Re-Crawl & Update 📡 Track this Domain

Scores update automatically each month. Create a free account for on-demand re-crawls (3/month free).

🔌 API Access

Pull this data programmatically. All sub-page metrics are available via our public API.

curl https://seodiff.io/api/v1/deep10/domain/hackaday.com

Get your free API key — 100 requests/month included.

🔗 Similar infrastructure Sites

Domains with a similar tech stack, industry, and AI readiness profile to hackaday.com. Compare side-by-side.

Domain ACRI AI Score Tech Stack Token Bloat Schema
hackaday.com (this site) 50 71 WordPress 4.3× 0
heartlandferry.jp 75 90 WordPress 2.7× 1 Compare →
savonlinna.fi 75 90 WordPress 12.0× 1 Compare →
disthai.com 75 80 Custom / Proprietary 3.7× 0 Compare →
datevnet.de 75 81 Adobe Experience Manager 3.4× 0 Compare →
pornosex.vip 75 80 Custom / Proprietary 3.3× 0 Compare →
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📊 Semantic Share of Voice

How often would an AI cite hackaday.com when users ask about topics in this domain's niche? We run entity queries through our 188k-page search index and measure citation probability.

Analyzing citation landscape…

🎭

Bait & Switch Delta

C 15 PAGES

Compares your homepage rendering quality with inner pages. A high drift score means AI crawlers see a polished homepage but degraded inner content — the "bait & switch" that erodes trust.

85
Homepage ACRI
66
Inner Avg ACRI
+19
ACRI Delta
0%
Homepage Ghost
46%
Inner Avg Ghost
27
Drift Score [?]
Worst Inner Pages
61 60% other https://hackaday.com/2025/12/02/making-quinetic-gear-work-with-home-assistant/
61 60% other https://hackaday.com/2025/11/16/an-introduction-to-dc-motor-technology/
61 60% meta https://hackaday.com/2026/01/29/handheld-steering-wheel-controller-gets-force-feedback/
🛡️

E-E-A-T Trust Signals

D 30/100

Trust indicators extracted from surface pages. These signals help AI systems verify your site's Experience, Expertise, Authoritativeness, and Trustworthiness.

Physical Address
Phone Number
Email Contact
About Page
Contact Page
Privacy Policy
Terms of Service
Named Leadership
🔗

Citation Profile

108 DOMAINS

Outbound citation patterns across surface-crawled pages. Sites that cite diverse, authoritative sources signal higher E-E-A-T to AI systems.

271
Total Links
108
Unique Domains
18.1
Avg/Page
40%
Diversity
facebook.com youtube.com supplyframe.com hackaday.io twitter.com tindie.com wpvip.com news.ycombinator.com akismet.com linkedin.com
🏘️ Outbound Neighborhood Trust Avg Trust: 39.4

AI trust scores for the domains hackaday.com links to. Citing high-trust sources lifts your own credibility signal.

🩹

Remediation Patches

COPY-PASTE

Auto-generated code fixes tailored to hackaday.com. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Add Organization JSON-LD
High Impact ⏱ 5 min
AI models cannot identify your brand entity without Organization schema. This is the #1 fix for AI visibility.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "Hackaday",
  "url": "https://hackaday.com",
  "logo": "https://hackaday.com/wp-content/themes/hackaday-2/favicon.ico?v=3",
  "sameAs": []
}
</script>
Add WebSite + SearchAction JSON-LD
High Impact ⏱ 5 min
Enables the Sitelinks Search Box in Google and allows AI to understand your site structure.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "name": "Hackaday",
  "url": "https://hackaday.com",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://hackaday.com/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
Add FAQ Schema
Medium Impact ⏱ 10 min
FAQ schema lets AI models directly extract Q&A pairs. This is the easiest way to get featured in AI responses.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is Hackaday?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Hackaday does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Hackaday work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Hackaday."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for hackaday.com:

Current Score
71
Projected Score
87
Improvement
+16 pts
Add Organization schema +6 pts
Add WebSite schema +4 pts
Reduce token bloat +3 pts
Add FAQ schema +3 pts

*Estimates based on SEODiff's scoring model. Actual results depend on implementation quality.

📋 Data Export

Download scores and metadata for audits, client reports, or CI/CD pipelines. Exports contain computed metrics only (no copyrighted content).

All data is generated automatically and updated with each crawl. JSON exports contain scores and metadata only (no copyrighted content).

Is this your company?

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🧭 Self-Diffing (Private Layer)

For owned domains, combine this world snapshot with private drift + regression history.
Template Drift
Track in My Site
Drift → Traffic Impact
In development coming soon
Regression Incidents
Track in My Site
Internal Linking
Deep Audit graph
Semantic Structure
GEO view in Deep Audit
Content Quality
Thin/duplicate tracking

🕒 History

Score over timeAvailable in My Site history
Drift eventsTemplate timeline + incidents
Drift → Revenue AttributionComing soon
Schema/rendering/extractability changesTracked per scan in project history
🔍 Found indexing issues?
Run a free deep audit to diagnose crawled-not-indexed, soft 404s, redirect errors, and more.
Free Deep Audit → GSC Error Guide →