Every tool,
one fast tab.

Subnet / CIDRnetwork, broadcast, hosts, wildcard IP / ASN lookupASN, org & geo for any IP DNS lookupA / AAAA / MX / TXT / NS records IPv6 toolsexpand & compress addresses MAC formatternormalize formats + EUI-64 CIDR / rangeCIDR ↔ IP range blocks HTTP status codessearchable reference

Base / radixdec ↔ hex ↔ bin ↔ oct Timestampepoch ↔ date, live clock Colorhex ↔ rgb ↔ hsl + swatch Data sizebytes ↔ KB / MB / GiB Cron explainerdescribe a schedule + next runs chmod calculatoroctal ↔ rwx permissions Contrast checkerWCAG ratio + AA / AAA CSS unitspx ↔ rem ↔ em ↔ pt Durationseconds ↔ human readable BitwiseAND / OR / XOR / shifts Timezoneconvert across zones Unicode inspectorcode points & UTF-8 NATO phoneticspell text Alpha-Bravo Morse codetext ↔ morse, play tone

Base64 / URLencode & decode HashSHA-1 / 256 / 384 / 512 JWT decoderheader, payload, claims HMACsigned SHA-256 / 384 / 512 Hex / texttext ↔ hex, hex dump HTML entitiesencode & decode entities Base32encode & decode (RFC 4648) TOTP / 2FAlive codes from a secret JWT signerbuild & HMAC-sign a JWT ROT13 / Caesarshift cipher

JSONpretty, minify, validate Regexlive match highlighting URL parserparts + query params Text toolscase, slug, sort, dedupe CSV / JSONconvert both directions Text diffcompare two blocks of text String escapeJSON / JS / shell escaping Markdown previewlive render to HTML JSON → TypeScriptinfer interfaces JSON / YAMLconvert both directions Query stringquery ↔ JSON

GeneratorsUUID, password, hex Lorem ipsumplaceholder text generator QR codetext / URL → QR WiFi QR codeQR to join a network UUID / ULIDinspect & generate IDs

Colour palettetints, shades, harmonies CSS gradientbuild & copy gradients Aspect ratioratios & scaling

Image → Base64data URI from an image File hashSHA of any file, offline