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September 25, 2024

.NET Native AOT performance

How fast are .NET Native AOT applications comparing to the regular managed code? How to benchmark Native AOT applications?

August 8, 2024

Docotic.Pdf 9.5 with .NET 8, Native AOT and trimming support

The new version supports .NET 8. It also plays well with Native AOT and trimming. Besides the core library, Layout, Gdi, and Logging add-ons are also compatible.

August 4, 2024

Native AOT compatibility fixes in Jpeg2000.Net 2.3

The new release contains fixes for AOT compatibility issues and trim warnings. As a side-effect, we removed from the library the ability to detect and use loggers automatically.

May 24, 2024

Speed and memory improvements in Docotic.Pdf 9.4

We spent quite some time profiling the library. As the result, the library allocates less memory to parse and process documents. Less in bytes and less in the number of created objects.

March 12, 2024

Sign PDFs using external signatures with Docotic.Pdf 9.3

The main new feature of this release is the ability to sign PDF documents using external signatures. You can use smart keys, USB tokens, and HSM devices to sign PDFs with digital signatures.

December 7, 2023

Nullable types and PDF marked content in Docotic.Pdf 9.2

Starting from this version, APIs of the library and all its add-ons support nullable reference types. This is to make it obvious which entities can be null and which are not.

August 10, 2023

PDF 2.0 and multiple digital signatures in Docotic.Pdf 9.1

This version can process files with PDF 2.0 features like UTF-8 strings. Also, in response to our customer requests, we added the ability to save PDFs incrementally, without changing the source PDF data.

May 30, 2023

New PDF Layout API and memory optimizations in version 9

With version 9, we introduce the new free Docotic.Pdf.Layout add-on. The new major release brings a lot of memory-related optimizations.

November 30, 2022

Sunsetting support for .NET 4 in late 2023

After the release, we will start moving away from supporting .NET 4.7.1 and older versions of .NET 4.x.

November 30, 2022

3D views API and other improvements in Docotic.Pdf 8.8

We added the ability to create 3D views in the new version. And we changed the existing 3D views API so that it is possible to access more properties of a 3D annotation and its view.

October 11, 2022

Drawing and Optimization APIs got better in Docotic.Pdf 8.7

This release can compress PDFs even better than before. And it brings substantial changes to the Drawing API. We also added the ability to remove unused glyphs from existing PDF fonts.

June 14, 2022

Docotic.Pdf 8.6 with text processing improvements

No you can programmatically detect cases when regular text extraction methods produce garbled / unexpected text. This happens, for example, for documents that do not contain mappings of glyphs to Unicode characters.

March 3, 2022

Add RTL and bidirectional text to PDF with Docotic.Pdf 8.5

In version 8.5, we added the ability to specify base direction when drawing right-to-left and bidirectional text on PdfCanvas.

December 29, 2021

Much improved metadata API in Docotic.Pdf 8.4

Now it is possible to synchronize XMP Metadata and Document Info explicitly. And you can change the creation and modified dates of PDF documents. And there is a new method for unembedding XMP metadata.

October 20, 2021

Docotic.Pdf 8.3 consumes less memory and works faster

The new version consumes much less memory when drawing documents, extracting text from them, or otherwise processing PDFs.

October 6, 2021

Convert PDF to CMYK images. Or HTML to PDF in Azure

In this version, we added the ability to save PDF pages as CMYK JPEG and CMYK TIFF images. And the ability to specify JPEG compression quality for both RGB and CMYK flavors.

July 9, 2021

Convert HTML to PDF using Docotic.Pdf and the new add-on

The add-on can produce PDF documents from the most complex HTML documents with scripts and styles because it uses Chromium under the hood. The web standards compliance is great (please try for yourself).

March 15, 2021

Docotic.Pdf no longer depends on System.Drawing

This is the first version that does not depend on System.Drawing APIs. This change will ease the use of the library in ASP.NET and ASP.NET Core.

February 5, 2021

Encryption API changes in Docotic.Pdf 7.5

The library can now inspect and decrypt certificate-protected documents. And it is now possible to encrypt any PDF document with one or more certificates.

October 16, 2020

Image compression improvements in Docotic.Pdf 7.4

The new release adds ability to recompress images with stencil and soft masks. And now it is possible to resize masked images. The new version can compress images with Indexed or Gray color spaces more efficiently.

September 14, 2020

Fixes for handling of disposable objects in Docotic.Pdf 7.3

Docotic.Pdf 7.3 can be used from Blazor and from HoloLens projects. We fixed some parts of the library that didn't properly dispose streams. These are quite important fixes and therefore we recommend everyone to update.

August 12, 2020

Bug fixes and JPEG reading support in Jpeg2000.Net 2.2

The library can now work in Blazor and in HoloLens projects. And the library can read JPEG images. This release also contains bug fixes.

July 16, 2020

Support for more logging platforms in Docotic.Pdf 7.2

Now the library can automatically detect and attach to logging frameworks. NLog, Log4Net, Serilog and Loupe loggers are supported. You don't need to do anything extra, Docotic.Pdf will output its log messages into the configured loggers.

June 28, 2020

Docotic.Pdf 7.1 can compress certain PDFs better. And there are other improvements too.

The new PdfDocument.ReplaceDuplicateObjects method can deduplicate non-inline images, color spaces, patterns and shading objects.

June 15, 2020

OCR PDF in C# and VB.NET

How to OCR PDF and extract text in C# and VB.NET using Tesseract and Docotic.Pdf

May 10, 2020

Docotic.Pdf 7.0 with support for digital signatures

The main feature of this release is support for digital signatures. The library can sign new and existing PDF documents. The library can also verify existing digital signatures. It can verify if the signing certificate is revoked, for example.

March 15, 2020

New PDF rendering engine in Docotic.Pdf 6.0

Docotic.Pdf 6.0 brings a new PDF rendering engine that does not depend on System.Drawing.Graphics class. The new engine greatly improves PDF to image conversion in ASP.NET applications and also in Linux and Mac OS environments.

October 18, 2019

FIPS compliance, new annotation properties and a lot of bug fixes in Docotic.Pdf 5.10

We changed the library to be as much FIPS-compliant as possible. When running on a machine with FIPS mode enabled, the library can not use older (non-FIPS compliant) algorithms.

June 10, 2019

Multithreaded JPEG 2000 decoder

The new version of the library decodes images faster. And to make it even more performant, we added support for multi-threading decoding.

June 9, 2019

Ability to replace images, faster JPEG 2000 decoder, and support for drawing more annotation types in Docotic.Pdf 5.9

Version 5.9 adds support for drawing caret, ellipse, ink, line, movie, 3D, polygon, polyline, printer mark, rich media, screen, signature, text markup, trap network and watermark annotations.

March 28, 2019

Docotic.Pdf 5.8 brings text drawing and extraction improvements

When using fonts embedded in PDFs, the latest version draws and extracts text significantly better. This is because we improved handling of fonts and fixed issues related to text extraction.

March 10, 2019

Jpeg2000.Net 2.0 brings speed and memory consumption improvements

The version 2.0 of the library encodes and decodes images much faster. And now the library consumes less memory when it decodes images.

January 16, 2019

Extract text from PDF on AWS Lambda in C# .NET

How to extract text from PDF on AWS Lambda in C# .NET Core application using Docotic.Pdf library.

December 23, 2018

Docotic.Pdf 5.7 extracts text better

In this version we added ability to extract text as vector paths. We also improved extraction of text with vertical writing mode. As always, we improved support for broken and incorrect documents.

August 25, 2018

AES-256 and speed improvements in Docotic.Pdf 5.6

The new version adds support for documents encrypted with AES-256. This encryption algorithm is usually found in PDF 2.0 documents. Now Docotic.Pdf can read such documents.

May 28, 2018

Welcome Jpeg2000.Net

Jpeg2000.Net is our new royalty-free library for JPEG 2000 file format. The library can compress and decompress JPEG 2000 images. It supports lossy and lossless compression.

April 30, 2018

Docotic.Pdf 5.5 brings improvements in version for .NET Standard, new features and more

Version for .NET Standard 2.0 now has all the same features as in the version for .NET 4. We also added the ability to save PDF to bitonal TIFF.

November 22, 2017

Memory and speed related improvements in Docotic.Pdf 5.4

Main changes in Docotic.Pdf 5.4 are memory consumption improvements. We also worked very hard to improve the speed of opening existing documents.

August 11, 2017

Docotic.Pdf 5.3 Breaking changes, improvements and bug fixes

This release contains some breaking changes. These changes probably won't affect each and every of our customers but please read about the changes anyway.

May 16, 2017

Improved support for text markup annotations in Docotic.Pdf 5.2

In the new version we added ability to create text markup annotations. You can create highlight, jugged underline, strikeout and underline annotations.

February 17, 2017

Docotic.Pdf and .NET 2

We are starting to move away from .NET 2.

February 12, 2017

Docotic.Pdf 5.1 with brand new JPEG 2000 codec

The new version comes with brand new JPEG 2000 codec. The codec is much better than the one we had in previous versions of the library and allowed us to fix some nasty bugs.

October 22, 2016

Docotic.Pdf 5. Now includes version for .NET Standard Library and ability to extract vector paths.

This release includes version for .NET Standard Library 1.3. Now the library can be used in .NET Core and Universal Windows Platform apps and services, too.

April 29, 2016

Support for PDF layers, improvements in forms handling and more precise drawing

We added support for layers (also known as optional content groups). The library can now create layers, enumerate existing layers, add widgets, controls and XObjects to layers.

December 6, 2015

Form flattening and other new features in Docotic.Pdf 4.8

This version adds ability to flatten PDF forms. Flattening locks controls from editing. Flattening can significantly reduce the output file size.

August 31, 2015

Better images and text processing in Docotic.Pdf 4.7

The library now draws and extracts images better, spends less memory to recompress them and more prepared to handle not exactly correct images.

May 11, 2015

Improved memory management in Docotic.Pdf 4.6

The latest version uses much less memory to open or draw PDF documents. Extraction of JPEG 2000 and JBIG2 images also uses less memory than in previous versions.

February 1, 2015

Docotic.Pdf 4.5 processes fonts and images better

We have released Docotic.Pdf 4.5 with improvements to image and font processing. Added ability to create and use L*a*b* colors and color spaces.

November 14, 2014

Improved PDF rasterizer and content extractor

The newest release of the library brings improvements to rasterizer, content extractor and parser parts. The library now uses log4net for logging purposes.

October 16, 2014

LibTiff.Net and LibJpeg.Net are available on GitHub

We have published our open source libraries on GutHub.

September 2, 2014

Docotic.Pdf for .NET 4, bug fixes and other improvements

Starting from this release, the library ships in two versions. One version is for NET 4 and later frameworks and the other one for .NET 2 and later frameworks.

August 14, 2014

Print PDF in C# and VB.NET - Part 2

The second part of the article about printing PDF documents in C# and VB.NET using Docotic.Pdf library.

July 30, 2014

Docotic.Pdf now available on NuGet

Docotic.Pdf is now available on NuGet. Use BitMiracle.Docotic.Pdf NuGet package in your C# and VB.NET applications.

July 9, 2014

Print PDF in C# and VB.NET - Part 1

Shows how to build a Windows Forms application that prints PDF documents in C# and VB.NET using Docotic.Pdf library. The application displays print preview dialog before printing and has support for custom print settings.

June 19, 2014

A whole lot of bug fixes in Docotic.Pdf 4.2

The new version adds ability to embed previously non-embedded fonts and vice versa. There is also the new ability to remove structure information from documents. Form filling become more capable in this version.

January 14, 2014

Improvements and new features in Docotic.Pdf 4.1

Docotic.Pdf 4.1 fixes some bugs related to opening of existing documents (including encrypted ones). The new version also brings number of improvements in drawing of PDF documents as well as in extraction of images.

October 11, 2013

Docotic.Pdf 4. Much improved rendering engine and more.

The new version comes with new, much improved text rendering engine. The new engine draws text at the right positions with the right font. The new version produces much more accurate outputs then the previous version did.

March 1, 2013

Speed improvements, new features and fixes in Docotic.Pdf 3.7

Like in the previous release of the library, we optimized the code of Docotic.Pdf and now library opens documents even faster than before.

October 20, 2012

Optimizations in Docotic.Pdf 3.6

Docotic.Pdf 3.6 brings significant performance improvements. Docotic.Pdf now processes PDF documents much faster and consumes less memory. Check the statistics about results of our efforts.