This free Windows tool lets me convert almost any file to another format – here’s how

With the free File Converter program, you can easily convert images, videos, and audio files to other formats.
PC World

How to convert an image to PDF

Converting images into PDF files is practical if you want to merge several images into one PDF or save a single image professionally. Whether for printing, sending, or archiving — the PDF format is ...

Streamlining the process of compiling large numbers of drawing images into PDFs! I created a system that can handle merging and compression in one go

IntroductionIn jobs that involve handling drawings and documents, the task of compiling multiple image files into a PDF often ...
Network World

Using Gimp to modify PDF files

Gimp is normally used to create or manipulate images files, but can also work with PDFs if you understand how it works and what it's limits are. If you’ve never used Gimp—a free image editor available ...
MensXP on MSN

How to compress large PDF files: Practical methods to reduce PDF size

Handling large PDF files often presents various challenges, such as excessive upload times or exceeding file size limits.