Release Notes

1.5.2

Released on	Status	Link
????-??-??	In development	Github package

Notes

• [Enhancement] Huge performance (runtime and memory) optimization in QrCodeGenerator (PRs #509, #519, #520, #521, #524)
• [Enhancement] Added ECC level mismatch detection when using payloads from payload generator (PR #526)
• [Refactoring] Restructured QRCodeGenerator classes into separate files and partially restructured code for better manageability (PRs #516, #528)
• [Refactoring] Improved code documentation by adding comments to generator methods (PR #517)
• [Note] Added performance benchmark project to ensure that future enhancement don't affect performance negatively (PRs #508, #510)

Special thanks for PRs and support goes to: @Shane32, @gfoidl

---

1.5.1

Released on	Status	Link
2024-04-27	Live	Nuget

Notes

• [Bugfix] The SupportedOSPlatformAttribute attributes were missing in the 1.5.0 build. Fixed build steps in workflows. (PRs #504, #505)
• [Note] Added automated API approval tests to ensure that all changes to the public APIs are deliberate and documented (PR #504)

Special thanks for PRs and support goes to: @Shane32 and the GraphQL for .NET project.

---

1.5.0

Released on	Status	Link
2024-04-26	Live	Nuget

Notes

• [Enhancement] Added support for explicit WPA2 in PayloadGenerator.Wifi (PR #494)
• [Enhancement] Added Linux support for PostscriptQRCode (PR #493)
• [Enhancement] Added Linux support under .NET5 (or greater) for SvgQRCode incl. logo handling (PRs #490, #491)
• [Enhancement] Improved README.MD and the examples in it (PRs #456, #481)
• [Enhancement] Optimized performance of GenerateQrCode-function for payloads of type byte[] (PR #438)
• [Enhancement] Added another overload of GetGraphic() to the ASCIIQrCode-renderer that allows to render smaller representations of the QR code graphic by pressing two rows of modules into one char (PR #384 with inspiration from #430)
• [Enhancement] Added support for UTC DateTimes and DateTimeOffsets in CalenderEvent-payload generator (PR #499)
• [Enhancement] Added support for non-Windows platforms on .NET6+ (or newer) in Base64QRCode (PR #495)
• [Update] Updated the allowed character set for contacts/addresses in PayloadGenerator.SwissQRCode (PR #432)
• [Update] Updated the valid country code list by XK for contacts/addresses in PayloadGenerator.SwissQRCode (PR #497)
• [Bugfix] Changed linebreak behaviour after StrdBkgInf-field in PayloadGenerator.SwissQRCode as it is additional instead of optional since SwissQRCode standard version 2.2 (PR #411)
• [Bugfix] Fixed bug in placement of finder patterns in ArtQrCode-renderer that occured when quietzones should be drawn and a custom finderPatternImage was set at the same time (PR #474)
• [Bugfix] Fixed use of pixelSizeFactor in ArtQrCode-renderer, which had no effect before (PR #408)
• [Bugfix] PayloadGenerator.Url didn't handle upper-case input correctly (PR #447)
• [Bugfix] Fixed bug in ASCIIQRCode renderer that lead to mirrored/false rendering of ASCII QR codes (PR #476)
• [Bugfix] Added missing url encoding of the issuer field in OneTimePassword payload generator (PR #391)
• [Bugfix] Fixed 300 byte limit validator in PaymentOrder payload generator. Now only mandatory fields will be inspected. (PR #498)
• [Bugfix] Fixed bug that lead to wrongly placed logo backgrounds when rendering a SvgQRCode with logo and disabled quietzones at the same time. (PR #502)

Special thanks for PRs and support goes to: @Shane32, @MarkusG, @PolnerA, @Timwi, @josh-, @doggy8088, @mharen, @Tragen, @HolyOne, @gfoidl, @RamonaFrickCH, @koaqiu, @hbdbim, @gliljas

---

1.4.3

Released on	Status	Link
2021-12-12	Live	Nuget

Notes

• [Enhancement] Added net6.0 and net6.0-windows as target frameworks to avoid conflicts on applications that use QRCoder while targeting net6.0 on non-Windows platforms. (PRs #358, #359; Commits 2c78d05, 84afafc)
• [Enhancement] Decoupled XamlQRCode from QRCoder-main, to avoid unnecessary Windows-dependencies on non-Windos platforms. (PRs #358, #359; Commits 2c78d05, 84afafc)

---

1.4.2

Released on	Status	Link
2021-11-23	Live	Nuget

Notes

• [Feature] New renderer called "ArtQrCode" for rendering QR codes with dots and background pictures (PRs #295, #344)
• [Feature] Added new payload generator called "RussiaPaymentOrder", following the 56042:2014-standard, that can be used to generate QR codes for payment purposes. (PR #338)
• [Feature] Support for .NET5 (PR #286)
• [Feature] Added strong-name signing (PR #331)
• [Feature] New parameter/option to render a logo on SvgQrCodes (PRs #281, #346, #347)
• [Enhancement] Added 'organization' and 'organization title' to the ContactData payload generator (PRs #276, #325)
• [Enhancement] Added DataTooLong exception to warn users for too long payloads in combination with too small requestVersion-parameter (Commit 49d5b35)
• [Enhancement] Improved performance and reduced filesize for SvgQrCodes (PR #265)
• [Enhancement] Switched to new Whatsapp url scheme (https:/wa.me/...) in Whatsapp payload generator (PR #333)
• [Enhancement] Added optional parameter to disable HEX-style escpaing in WiFi payload generator (PR #334)
• [Enhancement] Added a new parameter for AsciiQrCode that allows suppression of the quiet zone/border around the code (PR #339)
• [Enhancement] Added a new parameter for PngByteQRCode that allows suppression of the quiet zone/border around the code (PR #350)
• [Enhancement] Improved coding of the Mail/SMS/MMS payload generators (PR #349)
• [Bugfix] In some cases AsciiQrCodes weren't rendered well/lines were missing (PR #339)
• [Bugfix] The parameter iconBorderWith on the QRCode-renderer stopped working (from QRCoder 1.4.0 on). It got fixed and works again. In addition a new parameter called iconBackgroundColor was added, which allows to set the background color of an icon. (PR #351)

---

1.4.1

Released on	Status	Link
2020-11-17	Live	Nuget

Notes

• [Feature] New rendering class for PDFs (PdfByteQrCode)
• [Enhancement] Improved payload generator for crypto currency related QR codes
• [Enhancement] Improvements in SwissQR-Code's address handling
• [Bugfix] for Linux environments (when using logos on QR codes)

---

1.4.0

Released on	Status	Link
2020-XX-XX	Skipped	n/a

Notes

• Skipped/withdrawn

---

1.3.9

Released on	Status	Link
2020-04-08	Live	Nuget

Notes

• [Bugfix] Major bugfix which corrects an error with generation of alphanumeric QRCodes.

---

1.3.8

Released on	Status	Link
2020-XX-XX	Skipped	n/a

Notes

• Skipped/withdrawn

---

1.3.7

Released on	Status	Link
2020-04-07	Live	Nuget

Notes

• [Enhancement] Lowered memory usage and improved performance
• [Enhancement] Added plugin url part and new ciphersuites for ShadowSocks payload generator
• [Enhancement] Improved validity checks for QR-IBANs in SwissQRCode payload generator
• [Bugfix] Fixed checks one the name field of SwissQRCode contacts
• [Bugfix] Fixed missing linebreak when "Bill information" in SwissQRCode is empty
• [Bugfix] Fixed and improved ISO-3166-1 (two-letter-code) handling on all target platforms
• [Bugfix] Updated System.Drawing.Common nuget reference

---

1.3.6

Released on	Status	Link
2019-06-25	Live	Nuget

Notes

• [Feature] Added static helper methods to generate/render QR codes with just one function call.
• [Feature] Added option to generate QRCodeData out of binary data (byte[]).
• [Enhancement] Updated SwissQrCode payload generator to version 2.0.
• [Enhancement] Improved IBAN checking methods (incl. checksum checking) in multiple payload generators.
• [Enhancement] Improved performance and memory usage by re-factoring methods to static ones where possible.
• [Bugfix] Fixed uri scheme in Whatsapp payload generator.
• [Bugfix] Fixed VCard payload generator. Website was never added properly.
• [Bugfix] Fixed drawQuietZones behaviour of XamlQRCode renderer.
• [Bugfix] Fixed transparency issue in QRCode renderer when using logos/icons.

---

1.3.5

Released on	Status	Link
2018-11-23	Live	Nuget

Notes

• [Bugfix] Fixed compability with .NET 4.0 (unfortunately release 1.3.4 was only compatable with .NET >= 4.5)

---

1.3.4

Released on	Status	Link
2018-11-17	Live	Nuget

Notes

• [Feature] Added new renderer: PostscriptQRCode
• [Enhancement] Added option to sort street/housenumber in VCard/Mecard (for American/European formatting)
• [Enhancement] Added region parameter to VCard/Mecard payload generator
• [Enhancement] Improved code quality
• [Enhancement] Improved Antilog table calculation
• [Bugfix] Fixed RGB/BGR order in BitmapByteQRCode renderer
• [Bugfix] Fixed possible OutOfRange exception in XamlQrCode renderer
• [Bugfix] Fixed type in OneTimePassword payload generator
• [Bugfix] Added AsciiQrCode to .NET 4.0 assembly
• [Note] Removed UnityQRCode renderer. It will be available soon in an own package.

---

1.3.3

Released on	Status	Link
2018-04-22	Live	Nuget

Notes

• [Bugfix] Fixed input validation in SwissQrCode payload generator to support numeric values in street names, etc.
• [Bugfix] Removed a bug in SvgQrCode which lead to exceptions for specific width-height-combinations
• [Feature] Added new "XamlQRCode"-renderer
• [Feature] Added SlovenianUpnQr payload generator
• [Feature] Added parameterless constructors & COM support for use with VB6, Powerbuilder, ...
• [Enhancement] Replaced ZKWeb-System.Drawing with official System.Drawing.Common
• [Enhancement] Improved memory handling in Base64QRCode-class
• [Enhancement] Added optional parameter to SvgQrCode to choose size rendering attributes
• [Enhancement] Added new parameters to QrCodeGenerator to set fixed QR-version and ECI-mode

---

1.3.2

Released on	Status	Link
2017-10-21	Live	Nuget

Notes

• [Feature] Added PngByteQRCode renderer
• [Feature] Added raw data import/export

---

1.3.1

Released on	Status	Link
2017-10-03	Live	Nuget

Notes

• [Bugfix] Fixed bug for QR codes with enabled (set to true) "forceUtf8"-flag and numeric content only.

---

1.3.0

Released on	Status	Link
2017-09-23	Live	Nuget

Notes

• [Bugfix] SvgQRCode improved
• [Feature] QrCode type "ASCII QR code"
• [Feature] .NETStandard2.0 is supported/included now

---

1.2.9

Released on	Status	Link
2017-06-15	Live	Nuget

Notes

• [Bugfix] Bugfix in SwissQrCode currency output format
• [Enhancement] Added color option for BitmapByteQRCode format

---

1.2.8

Released on	Status	Link
2017-05-18	Live	Nuget

Notes

• [Feature] Added Swiss QR code payload generator
• [Feature] Added ContactData payload generator
• [Feature] Added WhatsApp Message payload generator
• [Enhancement] Improved code comments / Intellisense

---

1.2.7

Released on	Status	Link
2017-04-30	Live	Nuget

Notes

• [Feature] Added BezahlCode payload generator
• [Feature] Added Monero payload generator
• [Feature] Added ShadowSocks payload generator
• [Enhancement] Added NETCORE as target

---

1.2.6

Released on	Status	Link
2017-03-16	Live	Nuget

Notes

• [Feature] Added OneTimePassword (OTP) payload generator
• [Enhancement] Improved SVG performance/size
• [Enhancement] Code clean-up

---

1.2.5

Released on	Status	Link
2017-01-28	Live	Nuget

Notes

• [Bugfix] Fixed Nuget package due to problems with old build scripts

---

1.2.4

Released on	Status	Link
2017-01-26	Live	Nuget

Notes

• [Bugfix] Added more target frameworks to fix incompatibility bugs with WP8, WP81 and UAP/UWP.

---

1.2.3

Released on	Status	Link
2016-12-10	Live	Nuget

Notes

• [Bugfix] Removed some tiny bugs in PCL version.
• [Feature] Added "Girocode" in PayloadGenerator.
• [Feature] Packages includes builds for .NET 3.5 and .NET 4.0 from now on.

---

1.2.2

Released on	Status	Link
2016-09-13	Live	Nuget

Notes

• [Bugfix] Bugfix in QR code data enconding recognition

---

1.2.1

Released on	Status	Link
2016-09-10	Live	Nuget

Notes

• [Feature] Added PCL variant of the library
• [Enhancement] Added new target platforms

---

1.2.0

Released on	Status	Link
2016-09-08	Live	Nuget

Notes

• [Bugfix] Fixed a bug in ECC word calculation

---

1.1.9

Released on	Status	Link
2016-07-07	Live	Nuget

Notes

• [Enhancement] Added optional parameter in QRCodeGenerator.cs to force UTF-8 enconding for "Byte mode" encoded QR codes.
• [Enhancement] By ISO/IEC standard ISO-8859-1 should be used as default for Byte mode encoding, but there are some QR code readers which expect UTF-8 encoded payload in every case. For those readers you can force UTF-8 text encoding now.

---

1.1.8

Released on	Status	Link
2016-06-27	Live	Nuget

Notes

-/-

---

1.1.7

Released on	Status	Link
2016-05-18	Live	Nuget

Notes

-/-

---

1.1.6

Released on	Status	Link
2016-05-18	Live	Nuget

Notes

• [Bugfix] Bugfix in Bitcoin class of the payload generator.

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1.1.5

Released on	Status	Link
2016-05-16	Live	Nuget

Notes

-/-