Public tool catalogue

Find the utility. See the boundary first.

Every available tool has a stable public route and useful guidance. Local tools keep content in this browser; network tools name the destination before connecting.

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Text & Code

JSON Formatter

Beautify, minify, and validate JSON with precise errors.

Local

XML Formatter

Beautify, minify, and validate XML without resolving external entities.

Local

Regex Tester

Test expressions with isolated execution, match highlighting, and capture groups.

Local

JSON Model Generator

Generate deterministic TypeScript, Dart, C#, Java, and Python models from JSON.

Local

Color & Contrast

Convert Hex, RGB, HSL, and CMYK values and check WCAG contrast.

Local

Cron Schedule Builder

Build, validate, and translate five-field Unix cron schedules.

Local

Text Compare

Compare two text blocks in unified or side-by-side views.

Local

cURL & Regex Code Generator

Convert cURL requests and regex patterns into six target languages.

Local

Case Converter

Convert identifiers between six formats while preserving multiline structure.

Local

Base64 / URL Encoder & Decoder

Transform UTF-8 text with Base64, URL, and HTML entity schemes.

Local

Unix Timestamp Converter

Convert epoch values and ISO dates with explicit units and timezones.

Local

Time Zone Converter

Convert a local date and time between IANA time zones with DST-aware offsets.

Local

Number Base Converter

Convert arbitrary-precision integers between bases 2 and 36.

Local

Word & Character Counter

Count words, characters, sentences, lines, bytes, and reading time.

Local

Backslash Escape & Unescape

Escape text or decode common backslash, hex, and Unicode sequences.

Local

Web Code Formatter

Format or minify HTML, CSS, and JavaScript with language-aware parsers.

Local

JSON, YAML & XML Converter

Convert JSON to YAML or XML and convert YAML or XML back to JSON.

Local

SQL Formatter

Format SQL for thirteen database dialects with explicit style controls.

Local

Email Extractor

Extract, validate, deduplicate, filter, and export email addresses locally.

Local

List Sorter & Randomizer

Sort, reverse, shuffle, clean, and deduplicate line-oriented text locally.

Local

Crypto & Security

UUID / ULID Generator

Generate secure UUID v4, UUID v7, and ULID batches locally.

Local

JWT Token Inspector

Inspect headers, claims, and expiry without implying verification.

Local

Password Generator

Generate credentials from cryptographically secure browser randomness.

Local

Hash Generator

Create MD5, SHA-1, SHA-256, and SHA-512 UTF-8 digests locally.

Local

TOTP / 2FA Codes

Generate ephemeral RFC 6238 codes from Base32 secrets or otpauth URIs.

Local

Files & Templates

Docker & Kubernetes Templates

Generate validated Dockerfile, Compose, and Kubernetes starting points.

Local

QR & Barcode Studio

Generate, export, and locally scan QR codes and common barcodes.

Local

Image Studio

Crop, resize, rotate, compress, and convert PNG, JPEG, and WebP images locally.

Local

Network & Requests

URL Parser

Inspect URL components and repeated query parameters without a request.

Local

IP Calculator

Calculate IPv4 subnets, host ranges, address details, and narrower subnet splits.

Local

Email Header Analyzer

Inspect delivery hops and reported email authentication results locally.

Local

DMARC Report Analyzer

Analyze aggregate DMARC XML reports and export normalized results locally.

Local

Email Authentication Toolkit

Look up, analyze, and generate SPF, DKIM, and DMARC records.

Declared service

DNSSEC Inspector

Inspect DNSKEY, DS, RRSIG, NSEC, and NSEC3PARAM records.

Declared service

BIMI & TLS-RPT Toolkit

Look up, analyze, and generate BIMI and SMTP TLS reporting records.

Declared service

RDAP Lookup

Look up structured domain, IP allocation, and ASN registration data.

Declared service

Advanced DNS Record Inspector

Look up and parse CERT, LOC, and IPSECKEY records.

Declared service

Bulk DNS Lookup

Resolve up to 25 targets with controlled concurrency and exportable results.

Declared service

Public IP Lookup

Ask ipify for the public IPv4 address visible from this connection.

Declared service

DNS Lookup

Query public DNS records through a disclosed DNS-over-HTTPS resolver.

Declared service

HTTP Request Builder

Send bounded browser Fetch requests with the exact destination disclosed first.

Network

MQTT WebSocket Client

Publish and subscribe through a disclosed secure WebSocket broker.

Network