Developer & Data Tools
These eleven tools help inspect or transform structured data and development artifacts. Parser dialects, signature-verification boundaries and unsupported formats are stated on the relevant page.
Category directory
Three focused tool categories
The public catalog is deliberately grouped around three real workflows. Empty historical categories and untranslated category variants are not built or submitted for indexing.
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SEO & Web Tools
These nine tools support implementation and review, not ranking guarantees. Generated metadata, crawl files, responsive markup and filename mappings must still be tested in the destination site or platform.
Everyday & Business Tools
These ten tools cover recurring writing, scheduling, pricing and measurement tasks. Results state their assumptions and avoid pretending to replace legal, financial, security or accessibility review.