bup
The facts below are what the maker publishes about bup, checked and dated. Our editors have not written about it yet.
Plans and prices
From bup's own pricing page, checked 12 Oct 2026.
| Plan | Price | What it gives you |
|---|---|---|
| bup | Free | Open-source backup software; no paid plans or usage limits stated |
The facts
Each one read from bup's own pages, with the date it was checked.
What it does
- Backup scope
- filechecked 19 Sep 2026
- Computer backup
- Yeschecked 19 Sep 2026
- Corruption recovery
- The project says bup can use par2 redundancy to help recover corrupted backups, and its fsck command can generate recovery information.checked 12 Oct 2026
- Dependencies
- The README describes Python 3.8 or newer, a C compiler, and Git 1.7.2 or newer as intended requirements; it says automatic testing covers some Python 3.9+ and Git 2.3+ versions.checked 12 Oct 2026
- Filesystem access
- A bup repository can be mounted as a FUSE filesystem and exported over Samba.checked 12 Oct 2026
- Import tools
- The man-page index lists commands for importing data from duplicity, rdiff-backup, and rsnapshot.checked 12 Oct 2026
- Integrations
- The project lists git-annex as a storage backend and names related tools including bup-cron, Kup, Bups, bupper, and encbup.checked 12 Oct 2026
- Large files
- Its rolling checksum splits large files into chunks so VM disk images, databases, and XML files can be backed up incrementally.checked 12 Oct 2026
- Limitations
- The project cautions that bup is less well tested than tar and says its save and restore metadata support is immature.checked 12 Oct 2026
- Purpose
- bup is a backup system based on the git packfile format, with incremental saves and global deduplication among and within files.checked 12 Oct 2026
- Remote backups
- Backups can be sent to a remote bup server over SSH, and an interrupted backup can resume on the next run.checked 12 Oct 2026
- Restore
- An incremental backup can be restored as if it were a full backup, without first restoring earlier incrementals.checked 12 Oct 2026
- Restore modes
- filechecked 19 Sep 2026
- Storage format
- bup stores data in git-formatted repositories and writes packfiles directly.checked 12 Oct 2026
- Support
- The project directs users to its mailing list and the #bup channel on Libera.Chat for contact.checked 12 Oct 2026
Where it runs
- Platforms
- The README says bup has been reported to work on Linux, FreeBSD, NetBSD, OS X, Solaris, and Windows with Cygwin or WSL.checked 12 Oct 2026
- Supported platforms
- linux,macos,windows,self_hostedchecked 19 Sep 2026
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