EmEditor - EmEditor is a fast Unicode text editor for Windows 7/Vista/XP/2000 supporting large files...
PDFShift - Convert any HTML documents to high-fidelity PDF using a single POST request
Sublime Text - Sublime Text is a sophisticated text editor for code, html and prose - any kind of text file. You'll love the slick user interface and extraordinary features. Fully customizable with macros, and syntax highlighting for most major languages.
DocRaptor - As the only API powered by the Prince HTML-to-PDF engine, DocRaptor provides the best support for complex PDFs with powerful support for headers, page breaks, page numbers, flexbox, watermarks, accessible PDFs, and much more
Notepad++ - A free source code editor which supports several programming languages running under the MS Windows environment.
PDFCrowd - Pdfcrowd is a Web/HTML to PDF online service. Convert HTML to PDF online in the browser or in your PHP, Python, Ruby, .NET, Java apps via the REST API.