Dev Passa

Developer tools for screenshots, annotations, and JSON visualization

Dev Passa is a lightweight all-in-one Chrome extension built to help developers, testers, support engineers, and technical users work faster inside the browser. Instead of switching between multiple websites and tools, Dev Passa brings common day-to-day utilities into one place. You can capture screenshots, annotate images, inspect and compare structured data, decode tokens, convert timestamps, work with cron expressions, and use encoding and crypto helpers without leaving Chrome. Key features Area screenshot capture Screenshot annotation with drawing, highlights, and text JSON visualization Text Compare with support for JSON, XML, YAML, Properties, and plain text Side-by-side comparison with highlighted differences JWT decoder Base64 and URL encoder/decoder Encoding and crypto utility with AES, RSA, ECDSA, and hashing support Timestamp converter with timezone conversion and smart format detection Cron utility with validation, schedule preview, and generator support Spring Boot cron expression support Why Dev Passa Keeps useful developer tools in one extension Reduces context switching between browser tabs and online utilities Helps with debugging, API inspection, payload comparison, formatting, and time conversion Designed for quick access and practical daily use Who it is for Developers QA engineers Support teams API integrators Technical analysts Developer Yubraj Pokharel Release Description - Version 2.0.0 Dev Passa 2.0.0 is a major update that expands the extension into a more complete browser-based developer toolkit. What’s new in this release Added Text Compare with support for JSON, XML, YAML, Properties, and plain text Added side-by-side comparison with highlighted differences Improved Timestamp Converter with smarter input detection and timezone-friendly conversion Expanded the Encoding / Crypto Utility with AES, RSA, ECDSA, hashing, Base64, and URL tools Continued support for screenshot capture and annotation Includes JSON visualization, JWT decoding, and cron utilities Added support for Spring Boot cron expressions