Download and install the latest version of Filestar.
Right click on one or more Tar file(s) on your desktop and select Convert with Filestar.
Type convert to tgz in the search box.
Press Convert.
Or let an AI agent do it: filestarcli -i file.tar -c "convert to tgz" (how).
Documents - File Explorer─☐✕
This PC › Documents
Home
Desktop
Downloads
Documents
Pictures
Music
.tarContract.tar
.xlsxBudget.xlsx
.pdfReport.pdf
.pngLogo.png
Filestar*Help✕
Drop files here to get started
ConvertMergeCompressExtractMoveZip
Let your AI agent convert TAR to TGZ
Claude Code, Codex, Cursor and other agents can do this on your computer with Filestar. Your files stay on your machine.
Install Filestar and add it to your agents:
npm install -g filestar
filestarcli agent install
Then ask your agent:
“Convert the TAR files in my Downloads folder to TGZ”
Or run it yourself:
filestarcli -i file.tar -c "convert to tgz"
Runs on your computer, so your files stay on it. Works on Windows, macOS and Linux. 50 free conversions with the npm install, no account needed.
Can my AI agent convert TAR to TGZ?
Yes. Install the Filestar CLI with npm install -g filestar and your agent can run filestarcli -i file.tar -c "convert to tgz" on your computer, so your files stay on it.
Tar archive created by tar, a Unix-based utility used to package files together; contains multiple files stored in an uncompressed format; commonly compressed into a .GZ file using GNU Zip compression.
Unix .TAR file archive compressed with Gnu Zip (.GZIP) compression; uses a TAR archive to bundle the files together and Gzip compression to reduce the file size; commonly used on Unix and Linux systems; originally created as the shorthand version of the compound extension .TAR.GZ.