7-Zip Archive Extractor
Optimized for education. Open class archives from Chromebooks or managed devices with zero installs
Privacy-first
Files never leave your device
Lightning fast
Extract instantly
Preview files
View before extracting
Up to 2 GB
Browser limit for individual archives
Drop your 7Z archive here
We extract everything directly in your browser. For multipart archives, select all parts.
Make it easy for students to unpack project templates and submit work without admin rights. Everything runs in the browser for true device agnosticism.
Example Archive
Archive Name
firmware-drop.7z Typical Usage
IoT firmware packageWhy teams choose this tool
- Supports the most common assignment formats (ZIP, TAR, 7z)
- No installation required—works on Chromebooks and tablets
- Preview files before downloading to confirm you grabbed the right folder
- Accessible UI with keyboard shortcuts and dark mode
Workflow
- Drag the assignment archive into the page or tap to browse.
- Preview project folders to find the starter code or PDF handout.
- Download only the files you need or export the entire folder structure.
Format quick facts
7z archives use LZMA or LZMA2 compression to achieve excellent ratios for backups, firmware, and asset delivery.
Supported extensions: .7z
Best for
- Students unpacking starter code archives
- Teachers distributing lab resources
- Peer review of group submissions
- Workshops sharing sample datasets
Pitfalls to watch
- Large media archives may be slow on low-memory devices—download in smaller batches if possible.
- Password-protected archives still need the passphrase from your instructor.
- Maintaining folder structure is important when re-submitting—download entire directories if unsure.
Common questions
Does this work offline?
Yes. Once the page loads, extraction happens entirely offline—perfect for classrooms with limited connectivity.
Can I use this on a Chromebook?
Absolutely. The extractor is optimized for ChromeOS and touch devices with full keyboard navigation.
Get to the assignment faster
Skip the IT requests. Unpack course materials instantly and focus on learning.