Across

Judgement

What it is

Developer tool

What it does

A collection of shell scripts for Linux servers that set up a WireGuard VPN, enable TCP BBR, install a KMS activation server, run benchmarks and back up databases and files to Google Drive or FTP.

Adopt it when

You run a personal VPS and want quick one-off setup scripts and are comfortable reading them before running them as root.

Watch out

The scripts are a personal grab-bag from one author, some are deprecated, documentation is in Chinese blog posts, and there are no releases.

Ready for

Usable

Runs as

Command line

Built with

Shell, WireGuard and rclone

How established

Established: started 11 years ago, no tagged release yet.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-06 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

Follow it down: Across → runs on a microchip

How compilers were built, back to punched paper tape

Open-source alternatives to Across

1. 1
   Rclone rclone

   "rsync for cloud storage" - Google Drive, S3, Dropbox, Backblaze B2, One Drive, Swift, Hubic, Wasabi, Google Cloud Storage, Azure Blob, Azure Files, Yandex Files

   Developer tool Production-ready You need to move or back up data between cloud storage services, or script access to them.

   ★ 61k MIT Go Active, pushed today
   
2. 2
   Restic restic

   Fast, secure, efficient backup program

   Developer tool Production-ready You want dependable scripted backups of servers or workstations to cheap object storage and are comfortable with a CLI.

   ★ 37k BSD-2-Clause Go Active, pushed 4 days ago
3. 3
   Duplicati duplicati

   Store securely encrypted backups in the cloud!

   Complete system Usable You want scheduled encrypted backups of a PC or small server to cheap cloud storage with a point-and-click interface.

   ★ 15k See repository C# Active, pushed today
4. 4
   Kopia kopia

   Cross-platform backup tool for Windows, macOS & Linux with fast, incremental backups, client-side end-to-end encryption, compression and data deduplication. CLI and GUI included.

   Complete system Production-ready You want restic-style backups with a GUI and built-in scheduling, for desktops or small servers.

   ★ 15k Apache-2.0 Go Active, pushed 2 days ago
5. 5
   BorgBackup borgbackup

   Deduplicating archiver with compression and authenticated encryption.

   Developer tool Production-ready You back up Linux or macOS servers and workstations and want space-efficient encrypted archives you can script.

   ★ 14k See repository Python Active, pushed today
6. 6
   Velero velero-io

   Backup and migrate Kubernetes applications and their persistent volumes

   Complete system Production-ready You run Kubernetes in production and need cluster-level disaster recovery or migration.

   ★ 10k Apache-2.0 Go Active, pushed today
7. 7
   Databasus databasus

   PostgreSQL backup tool with Point-In-Time-Recovery and restore verification

   Complete system Usable You run your own PostgreSQL databases and want scheduled backups and PITR managed from a UI rather than hand-built scripts.

   ★ 9.2k Apache-2.0 TypeScript Active, pushed today
8. 8
   Elasticsearch-dump elasticsearch-dump

   Import and export tools for elasticsearch & opensearch

   Developer tool Production-ready You need to copy or back up indices between clusters or to files without setting up snapshot repositories.

   ★ 7.9k Apache-2.0 JavaScript Active, pushed 4 days ago

Commercial backup software

1. 1
   Veeam Data Platform Veeam Software

   Discover cyber resilient solutions for AI and data. See risk everywhere, move data securely, stay compliant, and accelerate safe AI all with Veeam.

   Complete system Production-ready A business with VMware, Hyper-V or mixed infrastructure needs dependable server backup and fast recovery.

   Commercial
2. 2
   Acronis Cyber Protect Acronis

   We deliver deeply integrated AI-powered features across our backup, cybersecurity, endpoint management and automation solutions to protect and manage workloads for MSPs and businesses. Protect your business and simplify IT operations today.

   Complete system Production-ready An MSP or small IT team wants backup and endpoint security from one console.

   Commercial
3. 3
   Backblaze Computer Backup Backblaze

   Automatic, unlimited backup for Mac & PC. Protect every photo, video, and file from hard drive failure, accidents, and disasters. 14-day free trial.

   Complete system Production-ready You want set-and-forget offsite backup of a personal or small-office computer with unlimited data.

   Commercial
4. 4
   CrashPlan CrashPlan

   CrashPlan provides data resiliency through secure, scalable, and comprehensive backup solutions. We help organizations recover from worst-case scenarios.

   Complete system Production-ready A small or mid-size business needs ongoing endpoint backup with long version history.

   Commercial
5. 5
   Arq Arq Backup

   Complete system Production-ready You want encrypted, versioned backups to your own storage provider rather than a backup company's cloud.

   Commercial