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Maps & Location
Open tool Address Formatter
Create a bounded, browser-local address formatter with visible assumptions, review guidance, and downloadable output.
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File Converters
Open tool BibTeX to TSV
Convert BibTeX into TSV locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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Parenting & Family
Open tool Birthday Party Planner
Create a bounded, browser-local birthday party planner with clear inputs, guided review, and a practical output.
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Calculators
Open tool Caffeine Intake Calculator
Create a bounded, browser-local caffeine intake calculator with visible assumptions, review guidance, and downloadable output.
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File Converters
Open tool CSV to Go Struct
Convert CSV into Go Struct locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
Ready to use
Communications
Open tool Customer Apology Email Builder
Create a bounded, browser-local customer apology email builder with visible assumptions, review guidance, and downloadable output.
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Date, Time & Scheduling
Open tool Date and Business Days Calculator
Create a bounded, browser-local date and business days calculator with visible assumptions, review guidance, and downloadable output.
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Calculators
Open tool Date Difference Calculator
Compare dates in calendar units with explicit elapsed or inclusive day counting.
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Productivity & Business Ops
Open tool Duplicate Ticket Incidence Rate Calculator
Measure reviewed tickets linked as duplicates under one rule.
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Ecommerce & Marketplace
Open tool Ecommerce Fraud Review Checklist
Create a bounded, browser-local ecommerce fraud review checklist with visible assumptions, review guidance, and downloadable output.
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Science & Engineering
Open tool Heat Transfer Calculator
Create a bounded, browser-local heat transfer calculator with visible assumptions, review guidance, and downloadable output.
Ready to use
File Converters
Open tool HTML Table to CSV
Extract one flat table from a local HTML file as formula-protected UTF-8 CSV.