Great Downloader easy to use can convert into multiple file formats. Fast and impressive
Video DownloadHelper - Browser extension to download videos from the Web
jpg2pdf.com - Convert JPG to PDF with this free and easy to use online converter.
youtube-dl-gui - A cross platform front-end GUI of the popular youtube-dl written in wxPython.
Jpgtopdf.live - Our JPG to PDF converter helps to convert single or multiple JPG images to PDF and also offers OCR-based JPG to PDF conversions quickly.
Youtube Video and Audio Downloader - Download YouTube videos in all available formats and extract the original audio files.
Smallpdf - PDF document management and conversion suite