Explore All Utilities
Browse all developer, cybersecurity, networking, Linux, and IT utilities available on HelpInTech.
JSON Formatter
Format, validate, and minify JSON instantly.
Base64 Encoder / Decoder
Encode or decode Base64 text instantly.
JWT Decoder
Decode JWT tokens and inspect payload data.
URL Encoder / Decoder
Encode or decode URLs instantly online.
UUID Generator
Generate random UUIDs instantly.
Password Generator
Generate secure passwords instantly.
Hash Generator
Generate MD5, SHA1, SHA256, and SHA512 hashes instantly.
Regex Tester
Test regular expressions instantly with live matching.
Unix Timestamp Converter
Convert Unix timestamps into human-readable dates instantly.
Cron Expression Builder
Convert human-readable times into cron expressions.
DNS Lookup
Lookup DNS records instantly.
IP Lookup
Lookup IP address geolocation, ISP and ASN information.
WHOIS Lookup
Lookup domain registration details, nameservers and expiry dates.
YAML Validator
Validate and format YAML files instantly online.
Text Diff Checker
Compare two text blocks and identify differences instantly.
Random String Generator
Generate secure random strings instantly.
Lorem Ipsum Generator
Generate placeholder lorem ipsum text instantly.
Case Converter
Convert text between uppercase, lowercase, camelCase, and more.
HTML Preview
Preview and test HTML code instantly online.
Markdown Previewer
Write and preview Markdown instantly.
CIDR Calculator
Calculate subnet masks, hosts, network and broadcast addresses.
SSL Checker
Check SSL certificate validity and expiration dates.
MX Lookup
Lookup MX records for any domain.
Security Headers Checker
Check website security headers and identify missing protections.
SPF Lookup
Lookup SPF DNS records.
DMARC Lookup
Lookup DMARC DNS records.
DKIM Lookup
Lookup DKIM DNS records.
HTTP Header Viewer
View all HTTP response headers.