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2 Best Open Source Comet Backup Alternatives

A curated collection of the 2 best open source and self-hosted alternatives to Comet Backup in 2026.

Looking for a free, privacy-friendly, or self-hosted replacement for Comet Backup in 2026? The top open-source alternative is Plakar — Backup solution with CLI, API and UI interfaces. Clean defaults, easy deployment. Encrypted, queryable backups with deduplication and compression..

Other highly rated open-source Comet Backup alternatives include Pluton.

2,034

Backup solution with CLI, API and UI interfaces. Clean defaults, easy deployment. Encrypted, queryable backups with deduplication and compression.

Plakar preview

Backup solution with CLI, API and UI interfaces. Clean defaults, easy deployment. Encrypted, queryable backups with deduplication and compression.

753

Free, open-source backup solution with end-to-end encryption. Self-hosted control, supports 70+ cloud providers, automated incremental backups, and zero vendor lock-in.

Pluton preview

Free, open-source backup solution with end-to-end encryption. Self-hosted control, supports 70+ cloud providers, automated incremental backups, and zero vendor lock-in.

About Comet Backup

Automated backup and disaster recovery software that protects business data across servers, desktops, and cloud storage with flexible deployment options and granular control.