FBS

FAST
BLOB
STORAGE

Self-hosted object storage without the cloud tax.

FBS is a lightweight, single-node storage engine with full S3 compatibility.

FEATURES.

Engine Go Metadata SQLite WAL Auth SigV4 / Bearer Storage Local FS

S3 Compatible

PUT, GET, DELETE, LIST, multipart. Drop-in for AWS SDKs and CLI.

Zero-Copy Egress

Linux sendfile(). Disk to socket. No userspace detour.

Data Integrity

Atomic Writes

Atomic renames before metadata commit. MD5 + x-amz-checksum validated inline.

Single Node

No gossip. No consensus. One binary. Homelab ready.