SelfDevkit

About the startup

JSON Tools Format, beautify, customize the view of JSON data Minify JSON for production Validate JSON structure Convert JSON to other formats File Generator Generate test files for development and testing. Create PDF, CSV, PNG, JPG, TXT and more with customizable content and sizes. HTML tools & Markdown editor Format and minify HTML code Validate HTML structure Edit Markdown with live preview Convert Markdown to HTML JWT Tools Decode, verify, and create JSON Web Tokens. Debug JWT payloads and signatures with detailed information. Secret Generators Generate secure API keys Create key pairs for encryption Generate random secrets Customize secret formats ID Generate & Analyze Generate and analyze various ID formats. Create UUIDs, GUIDs, and custom IDs, plus decode and extract information from existing IDs. Regex Validator Test and validate regular expressions with real-time feedback. Debug and optimize regex patterns with detailed explanations. Text Inspector & Lorem Ipsum Generator Count characters and words Analyze text content Generate Lorem Ipsum text Customize placeholder content URL Parser & DNS Lookup Parse and analyze URLs with detailed component breakdown. Perform DNS lookups and check domain records for comprehensive information. Utility Tools - Time & Date & Cronjob Convert Unix timestamps Format dates and times Create cron expressions Validate cron schedules Settings - Dark & Light Mode Toggle between dark and light themes Customize sidebar and tools Save settings and preferences