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Comparison · Infra & APIs

ClamAV vs contagionchannels

A side-by-side editorial comparison of ClamAV and contagionchannels — release velocity, themes, recent moves, and the top alternatives to consider.

ClamAV vs contagionchannels: at a glance

FeatureClamAVcontagionchannels
SectorInfra & APIsInfra & APIs
Velocity score5.00.0
Sparks · 30d00
Top themesantivirus, cve patches, file parsers, dual brancheconometrics, contagion-analysis, cran-submission, r-package
Last editorial update11d ago1h ago
WebsiteVisit →Visit →

What is ClamAV?

Eight CVEs in one August batch — ClamAV's parser surface is the whole story.

ClamAV runs two supported lines, 1.5.x and 1.4.x, and publishes near-identical patch releases seconds apart whenever vulnerabilities land. The August pair is the largest yet in this window: eight CVEs in 1.5.4, six of them backported to 1.4.6, spanning the ZIP catalogue, GPT partition, PESpin, PDF, Mach-O and XAR parsers. Several reach back a decade or more — the PESpin overflow affects builds from 0.90 onward.

Read the full ClamAV trajectory →

What is contagionchannels?

Three releases in ten days, every one of them a CRAN reviewer's correction rather than a code change.

contagionchannels reached CRAN on 2026-05-08 with a methodology preprint behind it and a cross-quantilogram lineage visible in its citations. What the release feed does not contain is any description of what the package computes: all three entries document the submission process — a licence field reduced from GPL-3 plus file to plain GPL-3, an arXiv reference rewritten in canonical DOI form, and a base-graphics fallback adjusted on a reviewer's request.

Read the full contagionchannels trajectory →

ClamAV vs contagionchannels: editorial side-by-side

C
ClamAV
INFRA · APIS
5.0

Eight CVEs in one August batch — ClamAV's parser surface is the whole story.

◆ Current state

ClamAV runs two supported lines, 1.5.x and 1.4.x, and publishes near-identical patch releases seconds apart whenever vulnerabilities land. The August pair is the largest yet in this window: eight CVEs in 1.5.4, six of them backported to 1.4.6, spanning the ZIP catalogue, GPT partition, PESpin, PDF, Mach-O and XAR parsers. Several reach back a decade or more — the PESpin overflow affects builds from 0.90 onward.

◆ Where it's heading

Feature work has been paused since 1.5.0 last October; everything since is patch traffic against the file format parsers, and the batches are growing rather than shrinking. The August release widens the surface beyond parsing for the first time here, with a clamd STATS thread-safety bug that could disclose process memory or crash the daemon. Reporter credits increasingly come from automated discovery — Atuin, GitHub Security Lab, Trail of Bits — which suggests the find rate tracks the tooling pointed at this codebase, not new code being written.

◆ Prediction

Expect the dual-branch pattern to continue and per-batch CVE counts to stay high while automated fuzzing keeps sweeping the parser surface. These entries give no indication of a 1.6 line opening — there has been no development release since the 1.5.0 cycle.

C
contagionchannels
INFRA · APIS
0.0

Three releases in ten days, every one of them a CRAN reviewer's correction rather than a code change.

◆ Current state

contagionchannels reached CRAN on 2026-05-08 with a methodology preprint behind it and a cross-quantilogram lineage visible in its citations. What the release feed does not contain is any description of what the package computes: all three entries document the submission process — a licence field reduced from GPL-3 plus file to plain GPL-3, an arXiv reference rewritten in canonical DOI form, and a base-graphics fallback adjusted on a reviewer's request.

◆ Where it's heading

There is no product trajectory to read here yet, only a submission one, and it is unusually well documented — each entry names the reviewer or check that prompted it and quotes the feedback verbatim. That transparency is the one signal available: the maintainer treats review rounds as releases worth publishing rather than squashing. Any judgement about direction will have to wait for a release that changes the package rather than its metadata.

◆ Prediction

With CRAN acceptance secured, the next release should be the first to carry actual methodological content; until one appears, there is not enough in these entries to say where the package is heading.

Alternatives to ClamAV and contagionchannels

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 ClamAV or contagionchannels.

See all ClamAV alternatives → · See all contagionchannels alternatives →

Recent activity from ClamAV and contagionchannels

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 12d agoClamAVEight parser CVEs and a clamd STATS disclosure fix
  2. 12d agoClamAV1.4 branch takes six of the eight parser CVEs
  3. 1mo agoClamAVPESpin use-after-free and PE overflow patched
  4. 1mo agoClamAVSame PE fixes backported to the 1.4 line
  5. 3mo agocontagionchannelsv0.1.3 — first CRAN release
  6. 3mo agocontagionchannelsv0.1.2: switch arXiv reference in DESCRIPTION to canonical DOI form
  7. 3mo agocontagionchannelsv0.1.1: address CRAN reviewer feedback (License) + add arXiv reference
  8. 5mo agoClamAVHTML parser crash fixed; Rust floor raised again
  9. 5mo agoClamAV1.4 branch takes the HTML and TIFF parser fixes

Frequently asked questions

What is the difference between ClamAV and contagionchannels?

They serve adjacent needs but don't currently overlap on shipped themes. ClamAV is currently shipping more aggressively (velocity 5.0 vs 0.0), 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 ClamAV better than contagionchannels?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. ClamAV is currently shipping more aggressively (velocity 5.0 vs 0.0), 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 ClamAV?

Top ClamAV alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "ClamAV alternatives" section above for the current picks, or visit /alternatives/clamav for the full list with editorial commentary on each.

What are the best alternatives to contagionchannels?

Top contagionchannels alternatives in Infra & APIs are ranked by recent ship velocity. Browse the "contagionchannels alternatives" section above for the current picks, or visit /alternatives/contagionchannels for the full list with editorial commentary on each.