Ultra-fast local site crawler with cognitive defect triage, multi-agent AI bot parity (GPTBot/ClaudeBot/Perplexity), and 1-click white-label agency client deliverables.
Built for the AI search era without legacy 2000s-era Java bloat or 30-tab spreadsheet dumps.
| Architecture & Capabilities | ⚡ GoCrawl Desktop | Screaming Frog SEO Spider | FreeCrawl (Electron) |
|---|---|---|---|
| Runtime & Binary Footprint | Native compiled Go (<15 MB) | Java / JVM (~500 MB+) | Electron / Node (~220 MB) |
| Memory Usage (100k URLs) | ~80 MB RAM (streaming DuckDB/SQLite) | 4 GB – 8 GB (JVM heap crashes) | 1.5 GB – 3 GB |
| AI Search (GEO) & Bot Parity | Multi-bot check (GPTBot, Claude, Perplexity) | None | None |
| /llms.txt Linter & Generator | 1-Click generate & syntax validation | None | None |
| Competitor Showdown Grader | Side-by-side pitch deliverable | Manual CSV export diffing | None |
| Agency Lead Capture Widget | 1-line embeddable website lead magnet | None | None |
| Clean sitemap.xml Generator | Auto-prunes 3xx/4xx/noindex targets | Requires manual filter export | None |
| Pricing & Licensing | $249/yr or $349 Perpetual (2 seats) | £199/yr (~$279) per user | Free (open source) |
From instant high-level verdict to ready-to-deploy client pitches in minutes.
Overall 0–100 health grade across 6 pillars: Indexability, Canonical Hygiene, Metadata & SERP, Heading & Content, Schema & AI, and Architecture.
Impact-weighted defect triage (Severity × LinkScore × Depth) with % of site impact badges and 1-click remediation guidance.
Explore URL Table, Directory Tree aggregation, and WebGL Link Graph. Inspect Google SERP snippet previews with pixel truncation.
Multi-agent Bot Parity simulator (Googlebot vs GPTBot vs ClaudeBot vs PerplexityBot) and 1-click /llms.txt generator.
Export executive teardowns, agency pitch slides, embeddable lead widgets, competitor showdowns, and clean sitemaps.