Changelog: Updates, milestones, roadmap

Release Notes

• Updates internal dependencies.

Release Notes

• Updates internal dependencies.
• Improved 1D barcode detection by implementing a diagonal scan fallback, fixing an issue where EAN-13 and other linear barcodes were not detected at specific rotation angles (30°–60°).

Release Notes

• Updates internal dependencies.

Release Notes

• Updates internal dependencies.
• Added support for analyzing Code 128 (A/B/C) encoding segments in GS1 and standard Code 128 barcodes, including character set transitions and symbol count details.
• Fixed an issue where valid barcodes could be missed due to an overly restrictive default scan-line threshold, and exposed MinScanLines as a configurable reader option.

Release Notes

• Updates internal dependencies.
• Fixes an issue where Code128GS1Parser.IsValid() would throw an exception instead of returning false for invalid input.

Release Notes

• Updates internal dependencies.

Release Notes

• Updates internal dependencies.
• Fixes an issue where Code 39 Extended barcode cannot be detected for some PDF inputs.

Release Notes

• Updates IronSoftware.System.Drawing to 2025.9.3.
• Optimizes loading of AnyBitmap object.

Release Notes

• Updates IronSoftware.System.Drawing to 2025.8.1.
• Fixes an issue where ResizeToMil and ResizeTo were lowering image quality.
• Fixes an issue where reading certain large images would freeze the application.
• Improves reading performance with the "Detailed" Speed mode.
• Adds support for generating 1 bpp barcode images.

Release Notes

• Updates IronSoftware.System.Drawing to 2025.7.12.
• Fixes an issue where Unicode characters could not be written to barcodes.
• Fixes an issue where StampToExistingPdfPage would throw an exception if reading a PDF made with Microsoft Print to PDF.
• Fixes an issue where applying font style did not work for annotation text.
• Fixes an issue where the top annotation text overlapped with the barcode.
• Fixes an issue where adding a CropArea to an input image retuns incorrect coordinates for the barcode location.
• Fixes an issue where generated GS1-128 barcodes were unable to be read.
• Reduces false positives when scanning in "ExtremeDetail" mode.
• Improves overall memory usage.
• Improves reading of GS1-128 barcodes.
• Corrects the units in IntelliSense for StampToExistingPdfPage from pixels to points.

Release Notes

• Updates IronSoftware.System.Drawing to 2025.6.2.
• Fixes an issue where the bottom annotation in a barcode object gets cut off.
• Fixes an issue where AddAnnotationText disregards text spacing.
• Fixes an issue where native binaries are not being copied when publishing an application.
• Modifies default appearance of annotation text to not be bold and glossy.

Release Notes

Documentation Updates:

• Modifies XML summary for ExportFilterImagesToDisk to clarify its usage. Dependency Updates:
• Updates IronSoftware.System.Drawing to 2025.5.3. Bug Fixes:
• Fixes ReadPdf returning the wrong page number when reading multiple PDFs.
• Fixes an issue where ExportFilterImagesToDisk did not create any files in the specified directory. New Features:
• Adds a new method called ReadPdfs for reading multiple PDFs. The method will return a BarcodeResults object for each PDF document.
• Adds HistogramEqualization, Erode, and Dilate filters for barcode image pre-processing in ImageFilterCollection. Enhancements:
• Improves reading performance with the ExtremeDetail Speed mode.

Release Notes

• Reduces white padding around barcode images without margins specified.
• Updates IronSoftware.System.Drawing to 2025.3.6.

Release Notes

• Fixes an issue where certain System types are redefined.
• Fixes an issue where dependency packages are not automatically installed in MAUI projects that target iOS/Android.
• Fixes an issue where excessive horizontal padding was added to written 1D barcode output.
• Updates IronSoftware.System.Drawing to 2025.3.5.

Release Notes

• Separates platform support into individual packages--the corresponding supported platform will be appended to the end of the package name (e.g. BarCode.Linux for Linux support). The package for Windows will remain as "BarCode".
• Adds support for Android and iOS platforms (use the "BarCode.Android" and "BarCode.iOS" packages for each respective platform). To learn how to set up on these platforms, please visit the "Setup on iOS" and "Setup on Android" guides on our website.
• Fixes an issue where a memory access violation occurs if the "MachineLearningScan" mode is used in a project with IronPDF installed.
• Fixes an issue where CropArea is ignored if the "MachineLearningScan" mode is set.
• Fixes an issue where the height of a one-dimensional barcode cannot be set.
• Updates IronSoftware.System.Drawing to 2025.1.6.

Release Notes

• Updates dependency packages to address known security vulnerabilities.
• Fixes issue where a licensing exception is thrown when the package is installed alongside the Azure.Core package.
• Minor bug fixes.

Release Notes

• Fixes issue where binary data of certain characters of barcode text were not being returned correctly.
• Fixes issue where barcode data with Unicode characters were throwing a corrupted data exception.
• Removes deprecated/obsolete functionality.
• Updates IronSoftware.System.Drawing to 2024.12.3.

Release Notes

• Replaces machine learning detection and reading as being the default reading mode.
• Adds "MachineLearningScan" value in BarcodeScanMode enum for machine learning detection and reading.

Release Notes

• Adds new filters for blurring: Gaussian blur, median blur, bilateral filtering.
• Adds a toggle in the ImageFilterCollection class for saving intermediate images when applying filters.
• Other minor bug fixes.

Release Notes

• Adds writing support for MaxiCode, Intelligent Mail, Databar, Databar Expanded, Micro QR, and rMQR.
• Updates IronSoftware.System.Drawing to 2024.9.11.
• Fixes issue with slow barcode writing.
• Other minor bug fixes.

Release Notes

• Improves speed and accuracy of barcode reading.
• Adds reading support for Micro QR and Rectangular Micro QR (rMQR).
• Updates IronSoftware.System.Drawing dependency to 2024.8.1.
• Updates barcode encoding names to better reflect current conventional naming. "Rss14" is now "Databar" and "Databar" is now "DatabarExpanded".

Release Notes

• Adds "Auto-Rotate" toggle in BarcodeReaderOptions for auto-deskewing barcodes to improve readability.
• Updates IronSoftware.System.Drawing Dependency to 2024.7.2.

Release Notes

• Minor Bug Fixes
• Updates IronSoftware.System.Drawing Dependency to 2024.6.1

Release Notes

• Minor Bug Fixes
• Updates IronSoftware.System.Drawing Dependency to 2024.5.1

Release Notes

• Updated Microsoft.ML.OnnxRuntime to version 1.17.1.
• Updated IronSoftware.System.Drawing to version 2024.4.1.

Release Notes

• Fixed a bug where license key would not be picked up from web.config file in .NET Framework.
• Fixes a bug with reading Barcodes using ML on macOS.
• Updated IronSoftware.System.Drawing to version 2024.3.4.

Release Notes

• Improves behavior when reading barcodes from PDFs by flattening document page before reading.
• Adds ability to optimize confidence threshold value. (See BarcodeReaderOptions for ConfidenceThreshold)
• Fixes missing DLL exception in Auto mode when reading barcode using BarCode.Slim.
• Updated IronSoftware.System.Drawing to version 2024.2.2.

Release Notes

• Adds Machine Learning Model for ground-breaking barcode reading improvements!
• Separate BarCode.Slim package for non-ML old behavior.
• Updated IronSoftware.System.Drawing to version 2023.12.1.
• Fixed ObjectDisposedException thrown with some .To***Stream() methods

Release Notes

• Updated IronSoftware.System.Drawing to version 2023.11.1.- Updated IronSoftware.Common to version 2023.11.12.

Release Notes

• Updated IronSoftware.System.Drawing to version 2023.10.1.
• Updated IronSoftware.Common to version 2023.10.2.

Release Notes

• Fixed memory stream disposal issues in ToJpegStream(), ToPngStream(), and ToTiffStream().
• Added IronSoftware.Common as a new dependency.
• Updated IronSoftware.System.Drawing to version 2023.9.2.
• Updated IronSoftware.Native.PdfModel to version 2023.9.18570.

Release Notes

• Updates IronSoftware.Native.PdfModel to 2023.8.17287

Release Notes

• Using IronSoftware.Native.PdfModel to read & write PDF
• Updates IronSoftware.System.Drawing to 2023.7.1

Release Notes

• Improved Asynchronous Processing: The ReadPdfAsync method has been updated to fully respect the asynchronous task.
• PostBuildEvent Runtime Folder Copy Fix: Resolved an issue related to copying the runtime folder during PostBuildEvent.
• Updates IronSoftware.System.Drawing to 2023.6.1

Release Notes

• Fixes issue that prevented running in debug mode unlicensed
• Fixes an issue where license keys would not be retrieved from web.config in some .NET Framework ASP.NET projects
• Updates IronSoftware.System.Drawing to 2023.4.4

Release Notes

• Adds support:

  • For the Iron Suite license keys
  • For license keys stored in .config and .json files in subfolders of the application

• Bug Fixes:

  • Issues with license keys stored in .config and .json files not being picked up
  • Barcode X & Y coordination given by IronBarcode is misaligned from the actual coordination

Release Notes

• Fixed an issue with the Code39 barcode reader where the UseCode39ExtendedMode property was not correctly decoding extended characters.
• Fixed an issue where setting the font color for barcode text annotations was not working correctly.
• Fixed a warning that was being thrown when using ReadingSpeed.Detail on certain PDF documents.
• Fixed a bug where duplicate barcodes were being ignored by the barcode reader.

Release Notes

• Updates to use IronSoftware.System.Drawing v2023.2.2
• Adds support for GS1-128 Barcode
• Fixes a bug where some small custom dimensions produced blurry outputs

Release Notes

• Updates to use IronSoftware.System.Drawing v2023.1.11379
• Fixes an issue when installing BarCode for use on .NET Framework
• Fixes a bug when creating a Code39 Barcode containing the '%' character
• Fixes a bug when reading a Tiff image and returning incorrect colors
• Fixes a bug where ToHtmlTag() was not applying custom width

Release Notes

• Adds more overloads to BarCodeReader.ReadAsync() allowing more options for reading single barcodes
• Adds async support to BarCodeReader read methods, now you can use await to avoid freezing your software
• Fixes a bug affecting reading license keys from the config file on some systems
• Upgrades to use the latest version of IronSoftware.System.Drawing (v2022.11.10457)
• Adds support for loading TIFF images with frames of varying dimensions
• Fixes a bug where setting a QR color to a faint color would make the custom logo image disappear

Release Notes

• Adds QRCodeLogo class that allows for specification of width, height, and rounded corners
• Adds DataMatrixWriter for customization of Data Matrix Shape (Square, or Rectangular)
• Adds a Logger.EnableDebugging option for debugging
• Sets ExpectMultipleBarcodes to true by default
• Fixes issue with LoggingMode not applying properly
• Fixes margins added to 2D Barcode
• Fixes issue when creating a UPC-A Barcode with byte array
• Old CreateQrCodeWithLogo and CreateQrCodeWithLogoImage are now obsolete, please use QRCodeLogo instead

Release Notes

• Adds support for .NET 7

• Adds IronSoftware.System.Drawing to add Bitmap support for:

  • System.Drawing.Common (System.Drawing for .NET Framework) without any code changes
  • Maui
  • SixLabors.ImageSharp
  • SkiaSharp
  • Loading Images without an image Library from Files and Strings
  • https://github.com/iron-software/`IronSoftware.System.Drawing`
• Removes support for .NET Framework 4.5. Minimum supported .NET Framework version is now 4.6.2

• Adds new ImageFilter methods to improve reading:

  • AdaptiveThreshold
  • BinaryThreshold
  • Brightness
  • Contrast
  • Invert
  • Sharpen
• Adds Image Filter result after applying an ImageFilter so you may export and inspect processed images

• Improves support for many Linux Distros:

  • Ubuntu 16, 18, 20, 22
  • Debian 9, 10, 11
  • Fedora 35, 36, 37
  • CentOs 7, 8
  • Rocky Linux 8, 9
  • Amazon Linux 2

Release Notes

• Improved Performance: Fewer "false-positive" Barcodes.
• Configurable temp file path.

Release Notes

• Improved API for ease of use.
• Added Feature: API returns Barcode locations, Barcode rotation value and page orientation inside reading result.
• Added Feature: Support for Decoding Code39 Barcodes with Full ASCII.
• Bug Fixed: Vertical Barcode Reading.
• Bug Fixed: Reading Barcodes from images with a CropArea set larger than the image.

Release Notes

• Improved Linux & MacOS Compatibility
• Improved .NET 5 & 6 Compatibility
• Improved TIFF & GIF support
• Added Feature: barcode sizing in imperial MIL & inch dimensions
• Added Feature: Custom text annotation spacing
• Bug Fixed: Binary values no longer require base64 encoding & decoding
• Bug Fixed: Resizing & Aspect Ratio control

Release Notes

• Improved: .NET 6 Support
• Improved: Security & Performance

Release Notes

• Improved: Speed and Stability
• Improved: .NET 5 and .NET 6 Beta support
• Improved: Logging

Release Notes

• Bug Fixed: Now works with .NET 5.07
• Bug Fixed: License Keys reading from project configuration files (edge cases)
• Improved: Speed and Stability