Tools That Help You Work Faster
Browse validators, converters, calculators, and web utility tools from one organized workspace.
Validateurs
Jump to a category: Validateurs
HTML Validator
Validate and preview HTML online.
ValidateursJSON Validator
Validate and format JSON online.
ValidateursXML Validator
Validate and format XML online.
ValidateursPHP Validator
Validate and format PHP online.
ValidateursRegex Validator
Test regex matches and replacements.
ValidateursOutils developpeur
Jump to a category: Outils developpeur
SEO Checker
Audit a website for on-page SEO issues and fixes.
Outils developpeurWebsite Ranking Checker
Estimate a page ranking score and prioritize ranking fixes.
Outils developpeurWebsite Keyword Checker
Check keyword placement and density for a website page.
Outils developpeurDiff Checker
Compare text, code, and scripts with side-by-side line diffs.
Outils developpeurCode Beautify
Beautify code and markup for multiple languages.
Outils developpeurAPI Tester
Send HTTP requests and inspect API responses.
Outils developpeurEncodage et texte
Jump to a category: Encodage et texte
Hachage et securite
Jump to a category: Hachage et securite
MD5 Hash Generator
Generate MD5 hashes from text or files.
Hachage et securiteSHA256 Hash Generator
Generate SHA256 hashes from text or files.
Hachage et securiteBCrypt Generator
Generate and verify BCrypt password hashes.
Hachage et securiteJWT Encoder and Decoder
Encode and decode JWT tokens.
Hachage et securiteUtilitaires reseau
Jump to a category: Utilitaires reseau
Ping
Show how long packets take to reach a host.
Utilitaires reseauDNS Lookup
Look up DNS records for a domain.
Utilitaires reseauWHOIS
List WHOIS contact info for a domain or IP.
Utilitaires reseauPort Check
Test whether a TCP port is open.
Utilitaires reseauReverse Lookup
Get hostname by IP address.
Utilitaires reseauProxy Checker
Detect possible proxy indicators.
Utilitaires reseauBandwidth Meter
Estimate your download speed from our server.
Utilitaires reseauSpeed Test
Measure latency and download speed from our server.
Utilitaires reseauNetwork Calculator
Calculate subnet range by network mask.
Utilitaires reseauNetwork Mask Calculator
Calculate network mask by host range.
Utilitaires reseauCountry by IP
Detect country by IP or hostname.
Utilitaires reseauUtilitaires
Jump to a category: Utilitaires
Unit Converter
Convert values from one unit to another.
UtilitairesTime Zone Conversion
Convert date and time values between global time zones.
UtilitairesDate Time Calculator
Calculate date-time differences and add or subtract durations.
UtilitairesAge Calculator
Calculate exact age, total days lived, and next birthday details.
UtilitairesWebsite Cost Estimator
Estimate website project budget and timeline from scope inputs.
Utilitaires