Sven

Sven is a package manager for Seven OS (LFS/BLFS-based systems) that integrates official Arch repositories and AUR workflows while preserving non-systemd environments.

Highlights

• Dependency resolution with rollback snapshots
• systemd dependency filtering for SysVinit/OpenRC hosts
• Official repo + AUR install flow
• Mirror management and cache reuse
• BLFS/LFS adoption helpers for existing systems

Install

git clone https://github.com/haroldmth/sven.git
cd sven
sudo bash install.sh

Installer options

sudo bash install.sh --help

• --sven-version <ver>: install a specific Sven release binary (example: 1.2.0)
• --skip-adopt: skip running adoption scripts
• --no-sync / --quick: skip final sven sync
• --verbose: detailed execution output

Core commands

• sven install <pkg ...>: install packages
• sven install <pkg> --version <ver>: install a specific package version when available
• sven remove <pkg ...>: remove packages
• sven upgrade: full system upgrade
• sven sync: refresh sync databases
• sven search <query>: search packages
• sven info <pkg>: package metadata
• sven check-version <pkg>: compare installed/sync/AUR/cache package versions
• sven version: show Sven + runtime tool versions
• sven check-update: check for newer Sven release
• sven self-update: update Sven binary

Adoption scripts

Sven includes scripts to register existing LFS/BLFS software into LocalDB.

• scripts/adopt_lfs.py

  • --dry-run: preview changes only

• scripts/adopt_blfs.py

  • --min-score <n>: tighten or loosen matching confidence
  • --dry-run: preview changes only
  • -y / --yes: non-interactive mode

Examples:

PYTHONPATH=. python3 scripts/adopt_lfs.py --dry-run
PYTHONPATH=. python3 scripts/adopt_blfs.py --min-score 8 --dry-run
PYTHONPATH=. python3 scripts/adopt_blfs.py -y

Paths

• Config: /etc/sven/
• Databases: /var/lib/sven/
• Cache: /var/cache/sven/
• Logs: /var/log/sven/

Notes

• sven version is for Sven/runtime tooling status.
• sven check-version <pkg> is for package version visibility across sources.
• For source/build and deeper platform details, see INSTALL.md.