Doro

Doro version 2.20 is a remarkable utility falling under the Office Tools category and specifically, the E-book Tools subcategory. Developed by The sz development, this program allows users to create colored PDF files from any Windows application without any cost. Users can simply download and install Doro to add an additional printer called ‘Doro PDF Writer'.

This software, available in different versions (including 2.1, 2.0, and 1.8), is equipped with the capability to encrypt PDF files with 128-bit password protection, which ensures the security of sensitive information. Additionally, Doro provides options to prevent 'copy and paste' and printing of the PDF files. The installation includes two main files: Doro.exe, and DoroServer.exe.

Doro is compatible with a wide range of operating systems, working seamlessly on Windows XP, XP Professional, Vista, 7, 8, 10, 11. It also extends support to older versions like Windows ME, 98SE, 98, 95, and even server editions like Server 2012, Server 2008, and Server 2003. Despite being completely free, there are no intrusive banners or usage restrictions.

Pros:

1. Free download and usage with no hidden costs or annoying ads.
2. Supports a wide range of Windows operating systems including the latest and older versions.
3. Provides robust security features like 128-bit encryption and the option to disable 'copy and paste' and printing.
4. Easy integration as a virtual printer for convenient PDF creation from any Windows application.

You may want to check out more software, such as DoroTree, which might be similar to Doro.