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Comparison · Infra & APIs
Dragonfly vs Quay
A side-by-side editorial comparison of Dragonfly and Quay — release velocity, themes, recent moves, and the top alternatives to consider.
Dragonfly vs Quay: at a glance
What is Dragonfly?
Dragonfly tags v2.0.0 while hardening memory accounting and patching a HyperLogLog CVE across the 1.x line
Dragonfly is shipping across two concurrent tracks: the 1.40.x stable line is receiving steady improvements to connection memory accounting correctness, tiering metrics, and Redis ecosystem compatibility (RedisShake RDB format), while v2.0.0 has been tagged. The 2.0.0 entry's visible content is minimal — scope-based memory tracking is added but disabled — suggesting 2.0.0 is an architectural milestone marker for accumulated work rather than a single user-visible feature introduction.
What is Quay?
Quay ships a series of SSRF fixes in mirroring and proxy cache alongside steady CVE patching across 3.10 and 3.12 branches.
Quay is in maintenance mode, releasing security patches across two active branches. Recent releases closed SSRF vulnerabilities in repository source mirroring and proxy cache upstream configuration, and patched a robot account token exposure to global readonly superusers. The cadence is CVE-reactive with no feature development visible in this window.
Dragonfly vs Quay: editorial side-by-side
Dragonfly
6.3INFRA · APIS
Dragonfly tags v2.0.0 while hardening memory accounting and patching a HyperLogLog CVE across the 1.x line
◆ Current state
Dragonfly is shipping across two concurrent tracks: the 1.40.x stable line is receiving steady improvements to connection memory accounting correctness, tiering metrics, and Redis ecosystem compatibility (RedisShake RDB format), while v2.0.0 has been tagged. The 2.0.0 entry's visible content is minimal — scope-based memory tracking is added but disabled — suggesting 2.0.0 is an architectural milestone marker for accumulated work rather than a single user-visible feature introduction.
◆ Where it's heading
The project's operational focus is sharpening around production reliability and Redis compatibility: O(1) connection memory tracking, per-shard tiering metrics, CVE-2025-32023 remediation in HyperLogLog, and AVX2/NEON SIMD acceleration for dense HLL operations (8-29x measured gains). The staged 2.0.0 release and the disabled scope-based memory tracking point to Dragonfly building toward granular per-connection memory visibility as a differentiating feature for operators running large clusters.
◆ Prediction
Scope-based memory tracking will be re-enabled in a near-term 2.x patch — the code is already shipped in 2.0.0, just gated off. That re-enable will be the actual headline for what 2.0.0 unlocks operationally.
Quay
5.0INFRA · APIS
Quay ships a series of SSRF fixes in mirroring and proxy cache alongside steady CVE patching across 3.10 and 3.12 branches.
◆ Current state
Quay is in maintenance mode, releasing security patches across two active branches. Recent releases closed SSRF vulnerabilities in repository source mirroring and proxy cache upstream configuration, and patched a robot account token exposure to global readonly superusers. The cadence is CVE-reactive with no feature development visible in this window.
◆ Where it's heading
No feature work appears in this release window. Quay maintains dual active branches (3.10 and 3.12), reflecting a long support commitment typical of Red Hat products. The SSRF fixes represent real security hardening but no new capability surface. Direction from these entries alone is unclear — the product appears to be in a holding pattern between major versions.
◆ Prediction
The pattern suggests continued CVE-reactive patching. A v3.13 or newer major branch would be the next meaningful event, though nothing in these entries signals when that lands.
Alternatives to Dragonfly and Quay
Other Infra & APIs products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Dragonfly or Quay.
Honeybadger
Honeybadger pivots from error tracker to full observability layer with AI-native query and anomaly detection
Resend
Resend expands from email API to full platform with SSO, analytics, and AI-native dev tooling
Authelia
Authelia patches two access control bypass paths from canonicalization gaps.
Helm
Helm 3 ships its final minor release while Helm 4.3 eliminates multi-minute status computation delays.
Redocly
Redocly releases daily Reunite builds, hardening AI search RBAC and expanding MCP tool support.
See all Dragonfly alternatives → · See all Quay alternatives →
Recent activity from Dragonfly and Quay
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 1d agoQuay7 CVE patches + robot account token hidden from readonly superusers
- 1d agoDragonflyDragonfly v2.0.0: major version milestone with scope-based memory tracking staged ⚡
- 4d agoDragonflyi1.40.8: fix(server): make connection memory accounting constant time (#8245)
- 6d agoDragonflyFix RDB listpack compatibility with RedisShake migrations
- 27d agoDragonflyTiering: unified pending-bytes limit and metrics export
- 29d agoDragonflyi1.40.2: backport: mem accounting fix, journal flushslots in tx (#8061)
- 1mo agoQuaySSRF fix in repository mirroring + CVE patches (3.12 branch)
- 1mo agoQuaySSRF fix in repository mirroring backported to 3.10 branch
- 1mo agoDragonflyHyperLogLog: CVE-2025-32023 patch, SIMD acceleration (8-29x), and three correctness fixes ⚡
- 1mo agoQuaySSRF fix in proxy cache + Go 1.25 upgrade (3.12 branch)
- 1mo agoQuaySSRF fix in proxy cache backported to 3.10 branch
- 2mo agoQuayCVE patches: PyJWT, urllib3, shell-quote, kafka-python
Frequently asked questions
What is the difference between Dragonfly and Quay?
They serve adjacent needs but don't currently overlap on shipped themes. Dragonfly is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.
Is Dragonfly better than Quay?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Dragonfly is currently shipping more aggressively (velocity 6.3 vs 5.0), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Infra & APIs products to evaluate alongside.
What are the best alternatives to Dragonfly?
Top Dragonfly alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "Dragonfly alternatives" section above for the current picks, or visit /alternatives/dragonfly for the full list with editorial commentary on each.
What are the best alternatives to Quay?
Top Quay alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "Quay alternatives" section above for the current picks, or visit /alternatives/quay for the full list with editorial commentary on each.