zrepl is a one-stop, integrated solution for ZFS replication.
It is open-source software that I develop and maintain in my spare time. By becoming a patron, you support me with that task.

User Documentation: https://zrepl.github.io/
GitHub Repo: https://github.com/zrepl/zrepl
Differentiating Features:

Filesystem replication

[x] Pull & Push mode
[x] Multiple transport transports: TCP, TCP + TLS client auth, SSH
Advanced replication features
- [x] Automatic retries for temporary network errors
- [x] Automatic resumable send & receive
- [x] Automatic ZFS holds during send & receive
- [x] Automatic bookmark & hold management for guaranteed incremental send & recv
- [x] Encrypted raw send & receive to untrusted receivers (OpenZFS native encryption)
- [x] Properties send & receive
- [x] Compressed send & receive
- [x] Large blocks send & receive
- [x] Embedded data send & receive
- [x] Resume state send & receive

Automatic snapshot management

[x] Periodic filesystem snapshots
[x] Support for pre- and post-snapshot hooks with builtins for MySQL & Postgres
[x] Flexible pruning rule system
- [x] Age-based fading (grandfathering scheme)
- [x] Bookmarks to avoid divergence between sender and receiver

Sophisticated Monitoring & Logging

[x] Live progress reporting via <cite>zrepl status</cite> subcommand
[x] Comprehensive, structured logging
- human, logfmt, and json formatting
- stdout, syslog and TCP (+TLS client auth) outlets
[x] Prometheus monitoring endpoint

Maintainable implementation in Go

[x] Cross platform
[x] Dynamic feature checking
[x] Type safe & testable code