Journal
Short notes.
How the tools are built, what the numbers mean, and the odd corners of Nepal payroll + astronomy that we found along the way.
February 10, 2026 · calendar · astronomy · nepal
How our Nepali calendar actually works — tithi, nakshatra and sunrise
A peek at the astronomy library that powers ToolDai's panchanga, and why the dates sometimes shift by a day from a published patro.
February 1, 2026 · payroll · nepal · hr
Nepal payroll essentials for BS 2082 — SSF, PF, CIT and gratuity
A short guide to what Nepal's HR calculators actually compute, where the numbers come from, and where to look up the latest rates.
January 20, 2026 · pdf · privacy · engineering
Why our PDF tools run in your browser (and why that matters)
When you merge or split a PDF on ToolDai, the file never leaves your machine. Here's why that's unusual, and what it costs.