Glossary

A simple explanation of what a GIF is, what the acronym means, how it’s used in texting, and why the looping format remains part of online communication.

A PNG file is a lossless image format that preserves transparency and sharp detail. Learn what PNG is used for, when it is better than JPG or PDF, and how to convert or open a PNG.

A CSV file is a plain text format that stores data using commas as separators. Learn what a CSV file is, how it differs from Excel, how to open or create one, and when to convert it.

Discover whats behind MP3 compression, its rise to a global standard, and how it compares to WAV and AAC for quality and efficiency.

Learn what a ZIP file is, what .zip files are used for, and how to open, extract, and create ZIP archives on Windows, Mac, and mobile — including the easiest way to open ZIP files on iPhone.

DOCX files are the universal document format. Learn how to open, view, edit, and convert DOCX without Microsoft Word using free tools.

Learn what a .txt file is, how to open or edit TXT files on Windows, Mac, and mobile, which programs open plain text files, and how to create TXT files easily.

Here is everything that you ever wanted to know about the XPS file format, including how to open it.

An ODT file is the open-source alternative to a Word document. Learn what ODT is, how to open it in Word/Google Docs, and how to convert it to DOCX or PDF.