hydradb vs rustfs

hydradb and rustfs share 9 technologies: axum, Tokio, opentelemetry-semantic-conventions, tracing, tracing-subscriber, OpenTelemetry, tracing-opentelemetry, opentelemetry-appender-tracing, and opentelemetry-otlp. Both are written in Rust.

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What they share and what sets them apart

hydra-db

hydradb

HydraDB - fast graph database on object storage

Rust13.1kRead on November 10, 2026, at commit af63440What is hydradb built with?

Only in hydradb

In common

rustfs

rustfs

RustFS is an open-source, S3-compatible high-performance object storage system supporting migration and coexistence with other S3-compatible platforms such as MinIO and Ceph.

Rust35.8kRead on November 7, 2026, at commit d66d144What is rustfs built with?

Only in rustfs

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
hydradb127,544 lines written141 code files
rustfs1,950,787 lines written1,556 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
hydradb29% of its commits signed by AIWith Claude Code, Cursor, and Codex
rustfs3.2% of its commits signed by AIWith GitHub Copilot, Claude Code, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
hydradbLast push November 10, 202662 commits13,078 stars
rustfsLast push November 7, 20267,273 commits35,817 stars
TestsThe files that test the code, and the share of code files a test imports.
hydradb0 test files
rustfs577 test files28% of its code files have a test that imports them

Frequently asked questions

Which is bigger, hydradb or rustfs?
rustfs, with 1,950,787 lines written; hydradb has 127,544.

The proof: rustfs/rustfs's code at commit d66d144

Which has more GitHub stars, hydradb or rustfs?
rustfs, with 35,817 stars; hydradb has 13,078.

The proof: rustfs/rustfs on GitHub

Which has more tests, hydradb or rustfs?
rustfs, with 577 test files.

The proof: rustfs/rustfs's code at commit d66d144

Which was updated more recently, hydradb or rustfs?
hydradb: its last push was on November 10, 2026, and rustfs's on November 7, 2026.

The proof: hydra-db/hydradb's commits on GitHub

Which has more commits signed by AI, hydradb or rustfs?
hydradb: an AI signed 29% of its commits, with Claude Code, Cursor, and Codex; in rustfs, 3.2%.

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