JSON Tools
Format, validate, and compare API payloads before they ship.
Designed for engineering teams that need dependable results quickly. Validate payloads, inspect tokens, test patterns, and transform data in a focused workspace built for daily development.
15tools
6Utility groups
Tools
High-intent tools
JSON Tools
JSON Formatter
Pretty-print and compact JSON instantly.
UUID / Hash ToolsUUID Generator
Generate RFC 4122 version 4 identifiers.
Encoding ToolsJWT Decoder
Read token headers and claims locally.
Encoding ToolsBase64 Encoder
Encode plain text into Base64 safely.
UUID / Hash ToolsSHA256 Generator
Hash text with SHA-256 in the browser.
Tool Categories
Browse by workflow
UUID / Hash Tools
Create identifiers and fingerprints for requests, assets, and secrets.
Encoding Tools
Convert data for transport, auth flows, and debugging.
Time Tools
Translate timestamps and dates without leaving the browser.
Text Tools
Handle passwords and other everyday developer text utilities.