GraphQL Formatter
Format query/mutation (graphql).
OpenAPI Viewer
Tree-view browse and search Swagger JSON.
Properties ↔ JSON
Convert between Java .properties and JSON.
.editorconfig
Generate EditorConfig from tech stack presets.
XML Formatter
General XML validation and indentation.
SemVer Compare
Version validity, ordering, and diff (semver).
Mermaid Preview
Render flowchart/sequence diagram source (mermaid).
Nginx Formatter
Format/beautify Nginx config files.
Docker Run → Compose
Convert docker run command to docker-compose.yml.
Regex Cheatsheet
Common regex patterns reference.
Fake Data Generator
Generate fake data like names, emails, addresses.
Code Deobfuscate
JS code beautifier/deobfuscator (simple formatting).
cURL to Code
Convert cURL commands to Python/JavaScript/Go/PHP/Java code.
CSS Box Shadow Generator
Visual box-shadow editor with multi-layer support and live preview.
CSS Border Radius Generator
Adjust each corner independently with live preview.
Flexbox Playground
Visual Flex property editor with live layout preview.
CSS Gradient Generator
Linear/radial gradients with adjustable color stops and angle.
CSS Animation Generator
Visual keyframes editor with preset animations.
Color Blindness Simulator
Simulate protanopia, deuteranopia, tritanopia, and achromatopsia.
Protobuf Decoder
Decode Base64/Hex protobuf data without schema.
JWT Decode
Parse header/payload as JSON (signature not verified).
SQL Formatter
Beautify and minify (sql-formatter).
.gitignore
Select and merge common templates.
Compress / Decompress
Gzip, Deflate, Brotli (streaming API).
Cron Explainer
Convert 5-field cron expression to human-readable description.
chmod
Convert between octal and rwx notation.
IPv4 Subnet
CIDR network/broadcast/host range.
IPv6 Subnet
CIDR start/end and address count (ip-address).
X.509 Certificate
PEM parse and SHA-256 fingerprint (@peculiar/x509).
IEEE 754
Float32/64 hexadecimal with exponent and mantissa.
Base Converter
Binary/octal/decimal/hex and big integers (BigInt).