Developer Toolkit

Use the custom developer tools below to accelerate your workflow, test concepts, and improve productivity. Feel free to contact me via the homepage if you would like any of these tools customized or new ones built for you to suit your dev needs.

Regex Tester


Use this tool to test regular expressions. Enter a pattern and sample text to quickly verify matches in real-time.

Markdown Previewer


Instantly preview Markdown syntax as rendered HTML. Great for documentation, READMEs, and clean formatting tests.

Base64 Encoder / Decoder


Convert any string to Base64 or decode Base64 back to plain text. Ideal for safe data encoding in URLs, headers, and APIs.

JSON Formatter / Beautifier


Paste raw JSON and format it instantly for readability. Easily spot errors and work with nested data structures.

HTML Entity Converter


Convert special characters to HTML entities or decode them back. Perfect for escaping characters in code snippets or inputs.