Open .gz Files Online (Gunzip)
Open and decompress .gz files online without extra software, and get your original CSV, JSON or text file back. Free, in your browser.
How to use the Open .gz Files Online (Gunzip)
Shrink JSON, CSV, XML, YAML and Parquet files with gzip, or open a .gz file.
- Choose Compress or Decompress
- Drop one or more files
- Download the result
Tips
- Text formats such as CSV, JSON, XML and YAML often shrink by 70 to 90 percent.
- Parquet is already compressed, so it shrinks only a little.
- Compress several files at once: each one gets its own .gz file.
Example
Input: data.csv.gz
Output: data.csv
Frequently asked questions
How do I open a .gz file?
Use the Decompress tab, drop the .gz file and download the original.
What if the file is not a valid gzip?
A clear error is shown and nothing is downloaded.
What is gzip?
A common compression format. Most tools, databases and programming languages can read .gz files.
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