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A focused toolkit for developers, security engineers, writers, and digital professionals. Fast, private, and opinionated by design.
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5 exact categories
01 / Navigate
Choose a lane
02 / Start here
Featured Tools
Developer
JSON Formatter
Format and validate JSON with a readable tree-ready output.
Developer
Base64 Encode / Decode
Convert text to Base64 or decode a Base64 payload instantly.
Developer
JWT Decoder
Inspect JWT headers and claims without sending tokens anywhere.
Developer
File Encryptor / Decryptor
Encrypt or decrypt local files with a password using browser-native AES-GCM.
Security
Password Generator
Generate high-entropy passwords with a live strength readout.
Text
Word / Character Counter
Count words, characters, lines, and estimated reading time.
Network
HTTP Status Reference
Scan the HTTP status code space by class, code, and meaning.
03 / Browse
All tools
Developer
JSON Formatter
Format and validate JSON with a readable tree-ready output.
Developer
Base64 Encode / Decode
Convert text to Base64 or decode a Base64 payload instantly.
Developer
URL Encoder / Decoder
Percent-encode or decode URLs and query fragments safely.
Developer
HTML Entity Encoder
Escape special HTML characters before they hit the DOM.
Developer
JWT Decoder
Inspect JWT headers and claims without sending tokens anywhere.
Developer
Regex Tester
Test JavaScript regular expressions with match highlighting.
Developer
UUID Generator
Generate collision-resistant UUID v4 identifiers in batches.
Developer
File Encryptor / Decryptor
Encrypt or decrypt local files with a password using browser-native AES-GCM.
Security
Password Generator
Generate high-entropy passwords with a live strength readout.
Security
Hash Generator
Create MD5, SHA-1, SHA-256, or SHA-512 digests from text.
Security
HMAC Generator
Sign a message with a secret using a browser-native HMAC key.
Text
Word / Character Counter
Count words, characters, lines, and estimated reading time.
Text
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences, or list items.
Text
Case Converter
Transform text into upper, lower, title, camel, snake, or kebab case.
Text
Markdown Previewer
Write Markdown and preview a clean rendered document side by side.
Text
Diff Checker
Compare two text blocks and see additions and deletions line by line.
Text
Text to Slug
Turn titles into clean, URL-safe slugs with predictable rules.
Media
CSS Unit Converter
Convert px, rem, em, %, vw, and vh using a configurable base.
Network
HTTP Status Reference
Scan the HTTP status code space by class, code, and meaning.
Network
MIME Type Lookup
Look up common file extensions and their corresponding MIME types.
Network
User-Agent Parser
Parse a browser user-agent string into readable components.
Network
IP Address Info
View your browser-visible address and understand what is exposed.
04 / Live signal
Popular Tools
05 / Operating principle
Useful by default. Clear by design.
In your browser
Most tools process data in memory and provide a clear boundary when server context is required.
Built for flow
Consistent actions, instant feedback, and a command palette that keeps your hands on the keyboard.