Tools
Free browser-based utilities. Nothing leaves your device.
Hash Generator
Generate SHA-1, SHA-256, SHA-512, and MD5 hashes from text or files.
Base64 Encoder/Decoder
Encode and decode Base64 strings with Unicode support.
JWT Decoder
Decode and inspect JSON Web Token headers, payloads, and expiry.
Password Generator
Generate cryptographically secure passwords with entropy estimation.
IP/CIDR Calculator
Calculate network addresses, broadcast, and host ranges from CIDR notation.
Regex Tester
Test regular expressions with live match highlighting.
URL Encoder / Decoder
Encode and decode URL components.
Base Converter
Convert numbers between decimal, hex, binary, and octal.
Unix Timestamp
Convert between Unix timestamps and readable dates.
QR Generator
Generate QR codes for URLs and text.
chmod Calculator
Build Unix file permission modes visually or from an octal value.
JSON Formatter
Format, validate, and minify JSON. Useful for API responses, MCP configs, and RAG payloads.
YAML Formatter
Normalize YAML formatting for Kubernetes manifests, Docker Compose files, and Ansible playbooks.
Cron Parser
Humanize cron expressions for Kubernetes CronJobs, container schedulers, and automation pipelines.
Docker Run → Compose
Convert a docker run command into a docker-compose.yml service definition.
Port Reference
Look up common ports for infrastructure, homelab services, security research, and databases.
Encoding Chain
Apply multiple encode/decode operations in sequence. Useful for security research and CTF payloads.