Developer Blog
Tutorials, guides, and best practices for using developer tools effectively.
How to Format and Validate JSON — A Complete Guide
Learn JSON formatting best practices, common errors, and how to debug malformed JSON in your API workflows.
Base64 Encoding Explained for Developers
When to use Base64, how it works, and common pitfalls with data URIs, JWT tokens, and API authentication.
JWT Debugging: 5 Tips Every Developer Should Know
Decode JWT tokens safely, check expiration claims, and troubleshoot authentication issues in your apps.
CSV to JSON Conversion: A Developer's Guide
Convert spreadsheet data to JSON for APIs, configs, and databases with proper type handling.
PDF Tools for Developers: Merge, Split, and Compress
Handle PDF workflows without desktop software — merge documents, split pages, and compress files online.
Regex Testing: Write Better Patterns Faster
Test regular expressions with live matching, capture groups, and common pattern recipes.
HRA Exemption Guide for Indian Salaried Employees
Understand HRA calculation basics, rent receipt requirements, and how to use our HRA helper tool.
Image Compression for Web Developers
Reduce image file sizes for faster websites without visible quality loss.