Tool
.env Parser
Splits dotenv-format content into a key/value table. Masks sensitive fields.
Tools
Tools
Minimal, fast developer tools that run entirely in your browser. No data is ever sent to a server.
Tool
Backoff & Jitter Calculator
Compute an exponential backoff schedule and see how full, equal, and decorrelated jitter spread the retries. Client-side, nothing is retried.
Tool
Base64 Encoder / Decoder
Encode and decode text with Base64. Supports the URL-safe variant. Unicode-aware.
Tool
HTTP Status Codes Reference
The most commonly used HTTP status codes and what they mean. Searchable.
Tool
JSON Formatter
Format and minify JSON. Runs in your browser; your data never leaves it.
Tool
JSON Schema Backward-Compatibility Diff
Diff two JSON Schemas for a message's data and see whether the change is backward-compatible — or a breaking change that needs a new message version. Runs in your browser.
Tool
JWT Decoder
Decodes the header and payload of a JSON Web Token. Does not verify the signature.
Tool
Password Generator
Cryptographically secure password generator with adjustable length and character classes. Runs in your browser.
Tool
Unix Timestamp Converter
Convert between Unix timestamp and ISO 8601. Seconds and milliseconds are detected automatically.
Tool
URL Parser
Breaks a URL into its components and query parameters
Tool
UUID Generator (v4 & v7)
UUID v4 (random) and v7 (time-ordered) generator. One at a time or in bulk.