OxygenPDF
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Changelog

Every feature, improvement, and fix — tracked as we build OxygenPDF.

v2026.05.05

Latest
May 5, 2026

Tools Open Cleanly From Any Entry Point

Edit PDF, Compare, Compress, Redact, Remove Watermark, the PDF→Text/Word/Markdown family, and several shared rendering paths could all throw "No GlobalWorkerOptions.workerSrc specified" if you opened them as your first tool in a session. Every pdfjs entry point now configures its own worker instead of relying on a different code path to do it first.

All changes in version 2026.05.05

  • Fixed
    PDF tools: "No GlobalWorkerOptions.workerSrc specified" error on direct tool entry across the fleet

v2026.05.03

May 3, 2026

Two New Alternative Guides on the Blog

Deep-dive comparisons for people searching "Sejda alternative" and "Wondershare PDFelement alternative" — what each product actually is in 2026, what their free tiers really do, and where their privacy stories hold up or fall apart.

All changes in version 2026.05.03

  • New
    Blog: Sejda PDF Editor alternative — pricing, the 3-task wall, watermarks on Edit and Sign
  • New
    Blog: Wondershare PDFelement alternative — the cloud AI behind the desktop UI, the 2025 RepairIt CVE incident, and the trial that watermarks everything

v2026.04.30

April 30, 2026

Crisp PDF Pages at Any Zoom

Edit PDF and PDF Reader now paint pages straight onto a canvas sized to your actual device pixels, so text stays sharp on Retina and at high zoom instead of going through a PNG that the browser had to smooth out.

All changes in version 2026.04.30

  • Fixed
    Edit PDF: text no longer looks blurry on Retina or at high zoom
  • Fixed
    PDF Reader: render scale now tracks devicePixelRatio × zoom, and the pdfjs document is loaded once per file instead of on every page or zoom change
  • Fixed
    Edit PDF: navigating between pages no longer flashes a tiny stretched thumbnail — adjacent pages are pre-rendered and the fallback uses a sharper 400px thumbnail
  • Improved
    New shared PdfPageCanvas component and usePdfPageRenderer hook so every tool that displays a PDF page renders it crisply by default

v2026.04.17

April 17, 2026

Unified Action Bar Across Every Tool

Every PDF tool now shares the same action bar — workspace, mobile, and desktop. Big accent-colored primary button with a ⌘↵ shortcut, plus a Start over button with ⌘⌫ on standalone pages.

All changes in version 2026.04.17

  • Improved
    Every tool now uses the same ToolWorkspaceActionBar in the workspace and on its standalone page
  • New
    Cmd/Ctrl+Enter fires the primary action in every tool
  • New
    Cmd/Ctrl+Backspace triggers Start over on standalone tool pages
  • Improved
    Dropped the one-off inline action bars from compress, OCR, split, sign, and remove-watermark
  • Improved
    SVG to PDF preview restyled to match the shared action bar pattern
  • Improved
    Batch file tabs now follow the tool color — sticky count pill and accent underline on the active tab

v2026.04.15

April 15, 2026

Intelligent Text Extraction

New Rust→WASM engine for smart PDF text extraction with layout analysis. PDF to Word, PDF to Markdown, and PDF to Text now produce significantly better output with proper headings, lists, and structure.

Rich Tool Pages

Every tool page now features in-depth articles, FAQs with structured data, and visual diagrams — making it easier to understand each tool and boosting discoverability.

All changes in version 2026.04.15

  • New
    Rust→WASM PDF text extraction engine with intelligent layout analysis and content classification
  • New
    PDF to Word now uses markdown-aware extraction for better structure preservation
  • New
    PDF to Markdown and PDF to Text upgraded with the new extraction engine
  • New
    Article sections and FAQ sections with structured data (SEO) on all tool pages
  • New
    Collapsible article and FAQ sections for cleaner tool page layout
  • New
    Visual SVG diagrams across 15+ tool pages — Merge, Split, Sign, Protect, Edit, and more
  • New
    New blog articles: Convert PDF to JPG, Create Fillable PDF, Best Free PDF Reader, PDF to Text
  • New
    Blog link added to header and footer navigation
  • New
    License key management for purchasers via Polar integration
  • Improved
    Home page copywriting refreshed for clarity and conciseness
  • Improved
    Blog cover images converted to WebP for faster loading
  • Improved
    Tool conversion card simplified — removed Pro upsell for authenticated users
  • Fixed
    SEO improvements — robots.txt rules, canonical links, and updated sitemaps

v2026.04.13

April 13, 2026

Split Scanned Pages

New tool for splitting two-up scanned pages into individual pages. Handles booklets, side-by-side scans, and A3-to-A4 splitting with guided configuration.

Advanced PDF Compression

Compress PDF now handles huge files (up to ~1 GB). Set a target file size and let the tool auto-optimize, convert to grayscale for line drawings, or use the new Extreme preset.

All changes in version 2026.04.13

  • New
    Split Scanned Pages tool for separating two-up scans into individual pages
  • New
    Target file size mode — specify a size limit and auto-find optimal compression settings
  • New
    Grayscale option for massive savings on architectural drawings and line art
  • New
    Extreme compression preset (72 DPI, 35% quality) for screen-only viewing
  • New
    Loading progress bar with real-time feedback when opening large PDFs
  • New
    Large file upload nudge — guides free users toward Pro when processing big files
  • New
    Contextual upgrade prompts within tool pages for free users
  • Improved
    PDF processing switched from ArrayBuffer to blob URLs for better memory management across all tools

v2026.04.10

April 10, 2026

Cleaner Navigation

Streamlined top navigation bar — secondary links collapsed into a compact "More" menu for a cleaner, less cluttered header.

All changes in version 2026.04.10

  • Improved
    Top navigation decluttered — Download, Changelog, and Feedback collapsed into a "More" dropdown
  • Improved
    Header internals reorganized into smaller extracted components
  • New
    Announcement banner now has a dismiss button (persists per session)

v2026.04.07

April 7, 2026

Chat (Beta)

Ask questions about your PDFs using on-device AI. Upload a file and chat — all processing stays local. Slash commands coming soon.

All changes in version 2026.04.07

  • New
    Chat feature now available to all users (Beta) — no feature flag required
  • New
    Ask AI questions about PDF content with on-device vision models
  • Improved
    Renamed "Chat PDF" to "Chat" across navigation and UI
  • Improved
    Slash commands temporarily disabled — coming soon

v2026.04.03

April 3, 2026

Typography Refresh

New font system with DM Sans, Fraunces, and IBM Plex Mono for sharper, more consistent typography across all platforms.

Desktop Auto-Updates

The desktop app now checks for and installs updates automatically with a splash screen and status notifications.

All changes in version 2026.04.03

  • New
    Auto-update with IPC communication, status notifications, and install prompts
  • New
    Splash screen with theme-aware styling and fade-out transition
  • Improved
    Font families updated to DM Sans, Fraunces, and IBM Plex Mono across all apps
  • Improved
    Responsive layout improvements for file dropzone, tool cards, and announcement banner
  • Improved
    Grid structure and alignment overhaul for tool pages across devices
  • Improved
    Rotate PDF layout standardized with consistent padding and spacing
  • Improved
    Merge PDF layout and styling enhanced for mobile and desktop
  • Improved
    Replaced 'embedPages' with 'embedPdf' method across background color, fix page size, and booklet tools
  • Improved
    Dynamic gradient IDs using useId hook to prevent SVG conflicts
  • New
    Revamped download instructions with detailed macOS installation guide
  • Improved
    Tool upload card badge positioning and flex properties improved
  • Improved
    Padding and spacing standardized across all tool components

v2026.03.31

March 31, 2026

Electron Desktop

Rebuilt desktop app on Electron with native tabbed editing, platform detection, and improved build pipelines.

License & Accounts

License validation API, account-based activation, and rate-limited validation endpoints for Pro users.

Tools Browse & Pinning

Pin your favorite tools, filter by category, and browse the full toolkit from a redesigned tools page.

All changes in version 2026.03.31

  • New
    Electron desktop app with native window controls and platform detection
  • New
    Tab bar with drag-and-drop reordering, search params, and window controls
  • New
    License validation API with rate limiting (5 per minute per IP)
  • New
    Account-based activation and sign-in flow
  • Improved
    Streamlined license validation logic and error handling
  • New
    Tool pinning in the browse page with persistent favorites
  • Improved
    Enhanced tool filtering with additional category support
  • Improved
    Pricing details, descriptions, and comparison metrics updated
  • New
    Early bird spots API for tracking claimed spots
  • Improved
    Early bird data migrated from hardcoded values to API integration
  • Improved
    Download manifest simplified with static asset mapping
  • Fixed
    PDF compatibility utilities for older browsers
  • Fixed
    Undefined page sizes and positions handled across multiple tools

v2026.03.26

March 26, 2026

Edit PDF

Full annotation toolkit — add text, drawings, stamps, symbols, callouts, and freehand highlights with undo/redo and draft auto-save.

Desktop App

OxygenPDF now runs natively on macOS, Windows, and Linux with tabbed editing, keyboard shortcuts, and drag-and-drop tab reordering.

Workflow Builder

Chain multiple PDF operations into reusable workflows — build once, run on any file.

All changes in version 2026.03.26

  • New
    Edit PDF tool with text, image, and drawing annotations
  • New
    Stamp and symbol presets with drag-and-drop placement
  • New
    Callout annotations with click-to-place and drag-to-place
  • New
    Freehand highlighter with customizable stroke width and dash patterns
  • New
    Unified undo/redo history for annotations and page operations
  • New
    Draft auto-save and restore for in-progress annotations
  • New
    Fit-to-page, fit-to-width zoom, and zoom presets
  • New
    Dynamic floating panels for pages and layers with resizable widths
  • New
    Native desktop app for macOS, Windows, and Linux
  • New
    Tabbed editing with drag-and-drop reordering and close guards
  • New
    Global keyboard shortcuts for undo, redo, save, and load
  • New
    Dirty tab tracking with unsaved-changes indicators
  • New
    Workflow builder with visual tool chaining and save/load
  • New
    Free workflow save limits with upgrade prompts for Pro
  • New
    OCR PDF tool with Tesseract, Florence-2, and SmolVLM engines
  • New
    OCR progress display with live preview, cancellation, and stuck detection
  • New
    OCR history tracking and engine selection across tools
  • New
    AI OCR support in PDF to Markdown, PDF to Text, and PDF to Word
  • New
    Insert Watermark tool with text, image, and pattern modes
  • New
    Remove Watermark tool with detection and before/after preview
  • New
    Create PDF tool with blank, template, and HTML modes
  • New
    Expandable template gallery with state management
  • New
    PDF to Form tool for converting fillable PDFs into web forms
  • New
    PDF Merge interleave and interleave-reverse modes with blank page option
  • New
    Page range support for delete, extract, and split operations
  • New
    Command palette for quick navigation and tool search
  • New
    Account-based activation and sign-in with OxygenPDF accounts
  • New
    Pricing page and early bird spots tracking
  • New
    Feedback dialog for collecting user input
  • New
    Inline file renaming in the workspace
  • New
    Floating action bars and bottom sheet settings across all tools on mobile
  • Improved
    Standardized password-protected PDF decryption across all tools
  • Improved
    Terminology updated from "upload" to "select" for privacy clarity
  • Fixed
    File input cleanup to prevent stale hidden inputs after selection or cancellation

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