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.

A local JSON compare tool for API responses, configuration changes, and structured data review.

A browser-based XML compare tool for integration debugging and legacy payload review.

A lightweight code diff checker for small snippets, config changes, SQL, JSON, YAML, and documentation.

Free SQL formatter for SELECT queries, joins, filters, sorting, and copied database snippets.

An online SQL beautifier for making copied SQL easier to review, document, and share.

A SQL minifier for compact snippets, test fixtures, and query embedding.

A static SQL explain helper for understanding SELECT, JOIN, WHERE, GROUP BY, ORDER BY, and LIMIT clauses.

A cron generator for scheduled jobs, server tasks, CI workflows, and recurring automation.

A cron parser for checking copied schedules before using them in production jobs.

A cron visualizer for understanding minute, hour, day, month, and weekday fields at a glance.

A lightweight IP address lookup tool for checking your public IP, forwarded headers, and browser request context without writing lookups to the database.

A browser-side IP information parser for private IP checks, IPv4 conversion, IPv6 scope checks, and reverse DNS preparation.

A lightweight DNS lookup tool for checking domain records, mail routing, nameservers, TXT verification, and basic DNS troubleshooting.

A lightweight API playground for testing HTTP methods, headers, JSON bodies, response status, timing, and raw response text. Requests are sent directly from your browser.

Generate cURL commands for REST APIs, webhook examples, authenticated requests, JSON payloads, and debugging documentation snippets.

Build HTTP request snippets for frontend debugging, API documentation, support tickets, and reproducible bug reports.

Test webhook payload signatures, generate sample cURL requests, and debug HMAC SHA-256, SHA-1, or MD5 signature headers without uploading payloads.

Inspect raw HTTP response headers, normalize header names, and quickly spot missing CSP, HSTS, X-Frame-Options, Referrer-Policy, and related security headers.

Clean up Swagger and OpenAPI documents for documentation, pull requests, generated specs, and copied API definitions.

Check OpenAPI version, info, paths, operations, and common document structure before sharing API specs.

Paste an OpenAPI spec and get a quick endpoint list, method summary, API title, version, and schema names without uploading the spec.

Format docker-compose.yml snippets for reviews, documentation, deployment notes, and copied service definitions.

Check Kubernetes manifests before applying them, including multi-document YAML for Deployments, Services, ConfigMaps, and related resources.

Clean up values.yaml files, nested image settings, service configuration, ingress values, and environment overrides locally.

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

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

A simple text compare tool for copy, notes, configuration, and documentation changes.

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.

Free JSON to YAML converter for developers working with config files, API samples, Docker, Kubernetes, and documentation.

A browser-based JSON to CSV converter for API fixtures, exported data, and spreadsheet preparation.

Free JSON to XML converter for payload checks, integration notes, and legacy system data preparation.

A Unix timestamp converter for seconds, milliseconds, UTC, and local time checks.

Free epoch converter for API timestamps, logs, database records, and event debugging.

A timezone converter for remote work, release planning, server logs, and international scheduling.

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.

Create JWT test tokens from editable JSON payloads without sending secrets or payloads to ToolHive.

A local JWT inspector for debugging auth tokens, claims, exp, iat, and nbf values in the browser.

Quickly check whether a JWT is expired and convert token time claims to local dates without verifying the signature.

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.