ToolHive

A fast local JSON formatter for API responses, config files, and copied payloads.

A lightweight online video player for checking m3u8 playlists, MP4 files, CORS behavior, and browser playback support without uploading media to ToolHive.

Quickly verify regex patterns against sample text before using them in code.

Understand scheduled jobs with common templates and next execution previews.

Review changes in code, copy, JSON, YAML, and configuration snippets.

Measure English, Japanese, and Chinese text for drafts, SEO, and product copy.

Convert API timestamps to local and UTC time without sending values to a server.

Handle encoded payloads, query strings, and copied tokens in the browser.

Transform table data and API fixtures locally before pasting into another tool.

Inspect token claims, readable exp and iat times, and JSON payloads safely in the browser.

Create checksums for snippets, config values, and test fixtures in your browser.

A comprehensive Japan salary tax calculator for employees. Estimate annual and monthly take-home pay with national income tax, reconstruction surtax, inhabitant tax, pension, health insurance, care insurance, and employment insurance.

A browser-based Japan tax calculator for resident individuals. Estimate national income tax, reconstruction surtax, local resident tax, taxable income, deductions, and after-tax income without uploading your numbers.

A China salary tax calculator for resident employees. Estimate individual income tax on annual comprehensive income with the CNY 60,000 basic deduction, employee-side social insurance and housing fund, special additional deductions, and annual or monthly take-home pay.

A local Japan visa points calculator for Highly Skilled Professional planning. Estimate points from education, age, experience, salary, Japanese language ability, Japanese degree, research achievements, qualifications, and bonus items.

A free US salary tax calculator for employees. Estimate annual and monthly take-home pay with 2026 federal tax brackets, standard deduction, Social Security, Medicare, and an optional state or local tax estimate.

A Japan pension calculator for contribution planning. Estimate employee-side Employees Pension Insurance premiums, employer share, bonus premiums, National Pension monthly premiums, and optional additional premium.

A UK salary tax calculator for England, Wales, and Northern Ireland. Estimate 2026/27 income tax, employee Class 1 National Insurance, annual take-home pay, and monthly take-home pay.

A Canada salary tax calculator for employees. Estimate 2026 federal income tax, CPP contributions, EI premiums, a configurable provincial tax estimate, and annual or monthly take-home pay.

An Australia salary tax calculator for residents. Estimate 2026/27 income tax, Medicare levy, annual take-home pay, and monthly take-home pay from gross salary.

An India salary tax calculator for salaried individuals using the new tax regime. Estimate AY 2026-27 income tax, standard deduction, Section 87A-style rebate, health and education cess, and take-home pay.