Developer Utilities & Online Tools
Developer utilities for JSON formatting & validation, Base64 encoding, Regular Expression testing, color conversion, and Markdown previewing.
Available Developer Tools (5)
JSON Formatter
Format, minify, validate, and inspect JSON.
Base64 Encoder Decoder
Encode and decode Base64 strings locally.
Regex Tester
Test patterns, flags, matches, and capture groups.
Color Converter
Convert HEX, RGB, HSL, and CMYK color values.
Markdown Previewer
Preview common Markdown formatting live.
About Developer Utilities on Tools Stak
Engineered specifically for software engineers, frontend developers, and system administrators. Easily format and validate raw JSON payloads, encode/decode Base64 binary strings, test regular expressions with live highlight matches, convert HEX/RGB/HSL/CMYK color models, and render live Markdown syntax without sending payload data to remote APIs.
Developer Category FAQs
Can I validate malformed JSON payloads?
Yes, the JSON Formatter flags exact line numbers and syntax errors while offering auto-repair and minification capabilities.
Is regex evaluation compatible with JavaScript V8 engine rules?
Yes, regex execution directly leverages browser V8 regular expression engines, matching exact ECMAScript behavior.