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Comparison · Infra & APIs
Authelia vs Skipper
A side-by-side editorial comparison of Authelia and Skipper — release velocity, themes, recent moves, and the top alternatives to consider.
Shared themes:security
Authelia vs Skipper: at a glance
What is Authelia?
Authelia patches two security advisories in May while steady maintenance continues
Authelia is a widely-deployed open-source authentication and authorization proxy operating in stable maintenance mode on the 4.39.x branch. The release window shows a concentrated batch of backport releases in May 2026 (v4.39.11–17 all published the same day) followed by two security advisories and routine bug-fix releases. Contributor counts are healthy — 13 new contributors in 4.39.21 alone — suggesting active community uptake even without major feature work.
What is Skipper?
Skipper API gateway is in a rapid patch cadence, closing a request header policy security gap in v0.27.85.
Skipper (the Kubernetes-native reverse proxy and API gateway) is shipping daily patch releases in the v0.27.x series. The most significant recent change is a security fix in v0.27.85: when a routing policy specifies a request header override, Skipper now enforces it rather than allowing client-supplied values to pass through. Additionally, v0.27.82 improved string format performance in the escape path. The rest of the window is dependency bumps and tooling updates.
Authelia vs Skipper: editorial side-by-side
Authelia
5.0INFRA · APIS
Authelia patches two security advisories in May while steady maintenance continues
◆ Current state
Authelia is a widely-deployed open-source authentication and authorization proxy operating in stable maintenance mode on the 4.39.x branch. The release window shows a concentrated batch of backport releases in May 2026 (v4.39.11–17 all published the same day) followed by two security advisories and routine bug-fix releases. Contributor counts are healthy — 13 new contributors in 4.39.21 alone — suggesting active community uptake even without major feature work.
◆ Where it's heading
The 4.39.x branch is functioning as a stable LTS line, receiving security patches and bug fixes rather than new capabilities. Two separate security advisories (access control domain canonicalization, basic auth username canonicalization in LDAP) in a single release signal that the security surface is being actively audited. The project is in hardening and adoption mode; a major version or feature-heavy release would be a break from the current pattern.
◆ Prediction
The project has signaled future work toward a 5.x or next-generation branch in the community; until that materializes, 4.39.x will continue receiving security and bug-fix releases on a roughly monthly cadence.
Skipper
6.3INFRA · APIS
Skipper API gateway is in a rapid patch cadence, closing a request header policy security gap in v0.27.85.
◆ Current state
Skipper (the Kubernetes-native reverse proxy and API gateway) is shipping daily patch releases in the v0.27.x series. The most significant recent change is a security fix in v0.27.85: when a routing policy specifies a request header override, Skipper now enforces it rather than allowing client-supplied values to pass through. Additionally, v0.27.82 improved string format performance in the escape path. The rest of the window is dependency bumps and tooling updates.
◆ Where it's heading
Skipper's release pattern — daily or near-daily patch releases — reflects its role as production infrastructure. The header policy security fix is the kind of change that matters to users: it closes a potential bypass where policies intended to override client-controlled headers weren't being enforced. Ongoing dependency management suggests the project is healthy and actively maintained despite high patch velocity.
◆ Prediction
The current cadence will continue with small patch releases. A minor version bump (v0.28) would likely introduce a meaningful new routing feature or protocol support given that the current v0.27 patch stream is purely maintenance.
Alternatives to Authelia and Skipper
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 Authelia or Skipper.
Resend
Resend added SSO and a Cursor plugin in the same week, targeting enterprise deals and developer mindshare simultaneously.
nfs-ganesha
NFS-Ganesha ships five major versions in six weeks, pushing gRPC control plane and enterprise storage
WorkOS
WorkOS ships Agent Auth, claiming AI-agent identity before the category has a standard
Rootly
Rootly's AI agent surfaces related incidents proactively and goes mobile
Render
Render cut build times 40% and added memory-optimized compute — infrastructure quality-of-life is the focus this cycle.
See all Authelia alternatives → · See all Skipper alternatives →
Recent activity from Authelia and Skipper
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 22h agoSkipperv0.27.86: Cache mock metrics internal fix
- 23h agoAutheliaAuthelia 4.39.22: access token JWT storage fix
- 1d agoAutheliaAuthelia 4.39.21: 23 bug fixes across auth and OIDC
- 1d agoSkipperv0.27.85: Enforce request header override when policy specifies it
- 2d agoSkipperv0.27.84
- 3d agoSkipperv0.27.83
- 3d agoSkipperv0.27.82: Eliminate redundant Sprintf in appendFmtEscape
- 3d agoSkipperv0.27.81
- 3mo agoAutheliaAuthelia 4.39.20: two security advisories patched
- 3mo agoAutheliaAuthelia 4.39.17: LDAP and OIDC rate limit fixes
- 3mo agoAutheliaAuthelia 4.39.16: security fix GHSA-gmfg-3v4q-9qr4
- 3mo agoAutheliaAuthelia 4.39.15: LDAP health and authz defaults fixes
Frequently asked questions
What is the difference between Authelia and Skipper?
Both compete on the same themes — security — within Infra & APIs. Skipper is currently shipping more aggressively (velocity 6.3 vs 5.0), with 0 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 Authelia better than Skipper?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Skipper is currently shipping more aggressively (velocity 6.3 vs 5.0), with 0 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 Authelia?
Top Authelia alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "Authelia alternatives" section above for the current picks, or visit /alternatives/authelia for the full list with editorial commentary on each.
What are the best alternatives to Skipper?
Top Skipper alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "Skipper alternatives" section above for the current picks, or visit /alternatives/skipper for the full list with editorial commentary on each.