
SimpleX
IT-ToolsKit.org
All Over Tools
CyberChef
AllDevToolsHub
MxToolBox
JSONLint
devenv
JSON Web Token
ToolsKit is a free collection of browser-based utilities built for developers, sysadmins, and network engineers. Every tool runs entirely in your browser โ nothing is sent to any server.
Tools include: Subnet Calculator, JSON Formatter, Base64 Encoder/Decoder, Password Generator, IP Lookup, Hash Generator (MD5, SHA-256, SHA-512), URL Encoder/Decoder, Timestamp Converter, WHOIS Lookup, DNS Lookup, Regex Tester, Binary Converter, JWT Decoder, UUID Generator, and Cron Expression Parser.
No sign-up required. No data collection. No paywalls. Just open a tool and use it.
SimpleX
IT-ToolsKit.org