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Krypton's Tools Free
Release History

Changelog

Every feature added, improved, or fixed — across all tools.

v1.11.0 Latest

JSON-LD Schema Generator Launch

✨ New Features3
  • Launched JSON-LD Schema Generator — visual builder for Google Rich Results schemas including FAQPage, HowTo, SoftwareApplication, and Article.
  • Real-time reactive code generation with live syntax validation, Schema.org guidelines checks, and one-click Google Rich Results test integration.
  • Dynamic item management — easily add, delete, and arrange FAQ questions, tutorial steps, and author social entity links with live preview.
v1.10.0

Marathi Number & Date Converter Launch

✨ New Features4
  • Launched Marathi Number & Date Converter — convert numbers (0–99 Billion) to authentic Marathi words (अक्षरी संख्या) and Devanagari numerals.
  • Bank Cheque & Receipt Formatter — generate official legal Marathi currency phrasing ("रुपये फक्त") with paise support for cheques and financial documents.
  • Wedding Invitation & Biodata Date Formatter — convert any calendar date and auspicious time to traditional Marathi phrasing with 1-click export to Marathi Biodata Maker.
  • Bulk Paragraph Digit Converter — transform all English digits (0–9) to Devanagari numerals (०–९) across paragraphs, addresses, and contacts in real time.
v1.9.0

Resistor Color Code Calculator & SMD Decoder

✨ New Features4
  • Launched Resistor Color Code Calculator — interactive 3D SVG resistor simulator supporting 3, 4, 5, and 6-band standard axial resistors.
  • Bidirectional reverse calculation — type any resistance value in ohms (Ω, kΩ, MΩ) and instantly visualize the corresponding color code bands and commercial E12/E24 nearest matches.
  • SMD Resistor Chip Decoder — decode 3-digit, 4-digit, R-notation, and EIA-96 precision codes on simulated surface-mount chips with one click.
  • One-click clipboard copy for resistance values, tolerance ranges, and band color names for engineering notes.
v1.8.0

PDF Image Extractor Launch (100% Private)

✨ New Features4
  • Launched PDF Image Extractor — extract all high-resolution embedded photos, scans, and graphics from any PDF document with 100% in-browser privacy.
  • Lossless byte extraction — pulls raw embedded JPEG and PNG streams without recompression or quality degradation.
  • 1-Click Bulk ZIP Download — bundles all extracted images into an instant ZIP archive right in your browser memory.
  • Interactive image gallery with resolution badges, file size metrics, format filters, and full-resolution lightbox viewer.
v1.7.0

Deity Emoji Border Toggle & Marathi Numerals

✨ New Features3
  • Added चिन्ह बॉर्डर (symbol border) toggle — turn the circular border around the deity emoji on or off directly from the picker.
  • Added custom deity / symbol input — enter any 1-emoji auspicious symbol with a custom shloka heading. PNG image support coming soon.
  • Date of birth and birth time now render in Marathi Devanagari numerals (०–९) in both SVG and HTML preview engines.
⬆ Improvements1
  • Border toggle state is persisted to localStorage — your preference is remembered across sessions.
v1.6.0

SVG Engine as Default & Renderer Improvements

✨ New Features1
  • Added fullscreen "थेट बायोडेटा प्रिव्ह्यू" preview mode accessible via the expand icon on the preview panel.
⬆ Improvements3
  • SVG renderer is now the default engine. Produces sharper, perfectly Devanagari-rendered outputs for PDF and PNG export.
  • HTML engine now shows a Deprecated badge to guide users toward the superior SVG engine.
  • Unified engine label as ✨ इंजिन — removed verbose "Royal SVG / Classic HTML" phrasing.
v1.5.0

WebMCP Verifier Tool Launch

✨ New Features3
  • Launched WebMCP Verifier — validate Model Context Protocol (MCP) SSE endpoints, inspect JSON-RPC 2.0 traffic, and score compliance in real-time.
  • Live JSON-RPC 2.0 traffic logger with color-coded request/response pairs and schema validation.
  • WebMCP tool is registered on `window.modelContext` for AI agent discovery via the browser DOM.
v1.4.0

Biodata: Multi-Template Gallery & Draft System

✨ New Features3
  • Introduced 6 decorative biodata templates — Royal Maratha, Classic, Heritage, Parchment, Wood Frame, and Minimal.
  • Auto-save draft system — biodata form data is persisted in localStorage and restored on next visit.
  • Named draft slots — save multiple profiles (Groom, Bride, Job Resume) and switch between them.
⬆ Improvements1
  • Photo upload now uses canvas-based compression for smaller PDF file sizes without quality loss.
v1.3.0

Biodata SVG Export Engine

✨ New Features3
  • New SVG-based rendering engine — pixel-perfect Devanagari script in all exported files.
  • Native SVG download — export your biodata as a scalable vector file for professional printing.
  • PNG export with 2.5× pixel ratio for high-resolution mobile and social media sharing.
🔧 Bug Fixes1
  • Fixed Devanagari font rendering gaps in Firefox and Safari during PDF export.
v1.2.0

QR Code Generator Enhancements

✨ New Features3
  • Added vCard / Contact card QR type with full name, phone, email, and address fields.
  • Custom dot shapes — rounded, classy, extra-rounded, dots, and fluid — for stylized QR codes.
  • WEBP export support added alongside existing SVG, PNG, and JPEG.
⬆ Improvements1
  • Logo upload area redesigned with drag-and-drop support and instant preview.
v1.0.0

Platform Launch 🎉

✨ New Features3
  • Launched Krypton's Tools — a free, privacy-first web utilities hub with 100% client-side processing.
  • Launched Free QR Code Generator with Logo — custom colors, logos, and multi-format export.
  • Launched Marathi Marriage Biodata Maker — 1-click professional PDF generation with Devanagari fonts.

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