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Accessibility
Open tool Accessible Video Checklist
Create a bounded, browser-local accessible video checklist with visible assumptions, review guidance, and downloadable output.
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Science & Engineering
Open tool Air Density Calculator
Create a bounded, browser-local air density calculator with visible assumptions, review guidance, and downloadable output.
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AI-assisted Utilities
Open tool Alt Text Draft Helper
Create a bounded, browser-local alt text draft helper with visible assumptions, review guidance, and downloadable output.
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Math, Statistics & Probability
Open tool Annulus Area Calculator
Calculate annulus area with guided inputs, visible equations, substituted working, and model assumptions.
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File Converters
Open tool ASS Subtitle to DOCX
Convert ASS Subtitle into DOCX locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool ASS Subtitle to LaTeX Table
Convert ASS Subtitle into LaTeX Table locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool ASS Subtitle to RTF
Convert ASS Subtitle into RTF locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool ASS Subtitle to SQL CREATE TABLE
Convert ASS Subtitle into SQL CREATE TABLE locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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File Converters
Open tool ASS Subtitle to XML
Convert ASS Subtitle into XML locally, with explicit format controls, bounded validation, a reviewable preview when practical, and a separately named download.
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Careers & HR
Open tool Attrition Risk Checklist
Create a bounded, reviewable attrition risk checklist without scoring people or automating an employment decision.
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Creator Economy
Open tool Audience Persona Builder
Create a bounded, browser-local audience persona builder with visible assumptions, review guidance, and downloadable output.
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Calculators
Open tool Bandwidth Calculator
Create a bounded, browser-local bandwidth calculator with visible assumptions, review guidance, and downloadable output.