CalculatorLib

Taiwan statutory payroll calculation — labor & health insurance, labor pension, 2nd-gen NHI supplementary premium, income-tax withholding, and old-age benefits. Sourced from official gazettes, verified against official sample data.

Enables local-first HR payroll computation with statutory social insurance, housing fund, and cumulative IIT calculations, adaptable to arbitrary spreadsheet headers via import adapters and company profiles. Supports safe performance formula evaluation and keeps PII on-device.

Deterministic Odoo ERP calculators: implementation, migration and upgrade cost, ROI and TCO, US/Canada/EU sales tax and VAT, Canadian payroll source deductions, and inventory maths (reorder point, safety stock, EOQ, landed cost, OEE). 24 tools, each a pure function, the numbers are arithmetic rather than a model's guess. Hosted remote server, no install and no API key; a stdio bridge is included

Enables AI assistants to compute exact Sri Lankan tax figures — APIT/salary tax, annual income tax, withholding tax, VAT and SSCL — under the official Inland Revenue Department rules in force on any given date since 1 January 2023. Every result is returned with precise decimal amounts and the dated IRD sources and rule versions used, so rates are never recalled from memory.