Features, pricing, ratings, and pros and cons, compared head to head.
ctlogs.dev is a commercial external attack surface management tool by Apps34. python-builtwith is a free external attack surface management tool. Compare features, ratings, integrations, and community reviews side by side to find the best external attack surface management fit for your security stack. Independent and vendor-neutral: our scores and rankings are earned, never bought — sponsored placement is always labeled.
Based on our analysis of core features, integrations, company size fit, deployment model, here is our conclusion:
Reconnaissance teams and security researchers who need programmatic access to technology stacks across target domains will get the most from python-builtwith; it's a lightweight wrapper around BuiltWith's API that cuts out manual lookups and scales to hundreds of asset queries in minutes. The tool sits directly in your NIST Identify function, feeding asset inventory and software bill of materials data that manual reconnaissance cannot match at speed. Skip this if you need real-time continuous monitoring or automatic alerting on tech stack changes; python-builtwith is a pull-based client, not a push-based watcher, and the 35 GitHub stars reflect its narrow, specialized use case.
Fast Certificate Transparency search and JSON API for subdomain reconnaissance.
A Python API client for BuiltWith that enables programmatic access to website technology profiling and reconnaissance data.
Access NIST CSF 2.0 data from thousands of security products via MCP to assess your stack coverage.
Access via MCPExplore more tools in this category or create a security stack with your selections.
Common questions about comparing ctlogs.dev vs python-builtwith for your external attack surface management needs.
ctlogs.dev: Fast Certificate Transparency search and JSON API for subdomain reconnaissance. built by Apps34. Core capabilities include Real-time Certificate Transparency Search, Automated Subdomain Enumeration, High-Performance REST JSON API..
python-builtwith: A Python API client for BuiltWith that enables programmatic access to website technology profiling and reconnaissance data..
Both serve the External Attack Surface Management market but differ in approach, feature depth, and target audience.
ctlogs.dev and python-builtwith serve similar External Attack Surface Management use cases: both are External Attack Surface Management tools, both cover Osint, Reconnaissance. Key differences: ctlogs.dev is Commercial while python-builtwith is Free, python-builtwith is open-source. Review the feature comparison above to determine which fits your requirements.
Get strategic cybersecurity insights in your inbox