Repository snapshot does not include a lockfile.
What is Supercov?
Supercov is a published development & workflow plugin for AI coding agents in the codex ecosystem, developed by Supercorp and distributed through the HOL AI plugin registry. Coverage, security and code quality for coding agents.
- Canonical slug
- supercorp/supercov
- Version
- v4.0.0 · updated Oct 8, 2026
- Open data
- entity.json (JSON-LD)
Trust & Reputation
Factor Analysis
Per-metric points (0–100 each) combined via a weighted average into the overall score.
Registry Snapshot
- Repository
- https://github.com/supercorp-ai/supercov
- Homepage
- https://supercov.com
- Canonical profile
- https://hol.org/registry/plugins/supercorp%2Fsupercov
- Publisher verification
- No
- Marketplace source
- Unknown
- Scanner
- Broker fallback
- Safety label
- safe
- Digest verified
- Yes
Trust & reputation
Trust & Reputation
Factor Analysis
Per-metric points (0–100 each) combined via a weighted average into the overall score.
Provenance
- Plugin root
- plugins/supercov
- Source repo
- https://github.com/supercorp-ai/supercov
- Source commit
- 1e9732832971…
- Publisher verified
- No
- Owner verified
- @Nedomas
Continuous scanner CI not detected
This plugin remains listed. Its overall trust score is reduced by 10% because security checks are not maintained in the source repository's CI.
Optional: maintain the scanner in the source repository's CI to receive the full trust score. Listing does not require that change.
Verified badge not detected
Add the HOL verified badge to the repository README to score +2% trust. Plugin owners can open that pull request from Guard Plugins.
Security Posture
- Provider
- registry-broker-fallback
- Grade
- A · safe
- Version
- Unknown
Findings
Cisco skill scanner timed out after 60000 ms
Cisco skill scanner timed out after 60000 ms
Supercov — Frequently asked questions
- What is Supercov?
- Supercov is an AI plugin in the HOL registry. Coverage, security and code quality for coding agents.
- How do I install Supercov?
- Install Supercov in your harness: Codex — codex plugin marketplace add supercorp-ai/supercov; Claude Code — /plugin marketplace add supercorp-ai/supercov; Any agent — npx skills add supercorp-ai/supercov. Full step-by-step guidance is on the HOL plugin page.
- How do I install Supercov in Codex?
- To install Supercov in Codex, start with codex plugin marketplace add supercorp-ai/supercov. The complete step-by-step install guide for Codex is on the HOL plugin page.
- How do I install Supercov in Claude Code?
- To install Supercov in Claude Code, start with /plugin marketplace add supercorp-ai/supercov. The complete step-by-step install guide for Claude Code is on the HOL plugin page.
- Is Supercov free?
- Pricing for Supercov is published on its HOL plugin page when the maker schedules a launch.
- Who publishes Supercov?
- Supercov is published by Supercorp and listed on HOL.
- Is Supercov available now?
- Supercov availability is listed on its HOL plugin page.
Install Guidance
Install in Claude Code
Install through the Claude Code plugin marketplace.
- 1
Add the marketplace
Run this inside a Claude Code session.
claude code - 2
Install the plugin
Use the plugin name and the marketplace name shown by the previous command.
claude code - 3
Scripted alternative
Non-interactive equivalent for scripts and CI pipelines. Add --scope project to pin the install to one repository.
shell
Plugin Manifest
{
"name": "supercov",
"version": "4.0.0",
"description": "Coverage, security and code quality for coding agents.",
"author": {
"name": "Supercorp",
"url": "https://supercorp.ai"
},
"homepage": "https://supercov.com",
"repository": "https://github.com/supercorp-ai/supercov",
"license": "MIT",
"keywords": [
"coverage",
"testing",
"code-quality",
"security"
],
"skills": "./",
"interface": {
"displayName": "Supercov",
"developerName": "Supercorp",
"shortDescription": "Coverage, security and code quality for coding agents",
"longDescription": "Runs your project's existing tests, measures line, branch and MC/DC coverage, and hands the agent the untested code to test next. Finds risky lines and code smells file by file, on the whole repository or only on the change. JavaScript, TypeScript, Python, Ruby, Rust, Go, Java and Kotlin.",
"category": "Developer Tools",
"capabilities": [
"Interactive",
"Read",
"Write"
],
"websiteURL": "https://supercov.com",
"privacyPolicyURL": "https://supercov.com/privacy",
"termsOfServiceURL": "https://supercov.com/terms",
"defaultPrompt": [
"Find the untested code in this repository and add tests for it.",
"Check this branch for security issues.",
"What should I refactor first?"
],
"brandColor": "#000000",
"composerIcon": "./assets/logo.png",
"logo": "./assets/logo.png",
"screenshots": [
"./assets/screenshot.png"
]
},
"holManifestOrigin": "repository",
"registryIndexVersion": 5
}Marketplace Source
- Repo URL
- https://github.com/supercorp-ai/supercov
- Marketplace path
- Unknown
- Source path
- plugins/supercorp-ai/supercov
- Install policy
- AVAILABLE
Skills
2 SKILL.md files ship with this plugin. Preview, copy, or download each one, then install them with the Skills CLI.
supercov-security
skills/supercov-security/SKILL.md
Scans a repository's source for security vulnerabilities with the supercov CLI, pointing to the line of each finding and mapping it to CWE classes. Use when the user asks for a security scan or audit, whether code is secure, or to find vulnerabilities, injection, hardcoded secrets or other insecure code.
supercov
skills/supercov/SKILL.md
Measures test coverage and code quality in a repository with the supercov CLI, and turns what it finds into small, focused tests or fixes. Use when the user asks to add or improve tests, find untested code or raise coverage, or find what to refactor. Works with JavaScript, TypeScript, Python, Ruby, Rust, Go, Java and Kotlin projects.
File Inventory
.claude-plugin/plugin.json
file
405 bytes
75d497561c0011ed…
.codex-plugin/plugin.json
plugin-manifest
1,351 bytes
260e8379878ace08…
assets/logo.png
asset
30,712 bytes
0ff2739aa0bb8b6f…
assets/screenshot.png
asset
231,580 bytes
cfaa67a54182e0d9…
commands/coverage.md
file
683 bytes
887670e7e77e702e…
commands/quality.md
file
790 bytes
e36aed62862365b9…
commands/review.md
file
902 bytes
7dd199ad34504df7…
commands/security.md
file
775 bytes
0e48d8d9afb3ac25…
plugin.json
file
480 bytes
899a1b82cae8a4bb…
README.md
file
1,504 bytes
a40e1c7fd2c6e9a2…
SECURITY.md
file
183 bytes
25e62c9be53f1cd9…
skills/supercov-security/SKILL.md
skill
942 bytes
34ba656f0899697a…
skills/supercov/SKILL.md
skill
1,660 bytes
6a9ee8e81c76f146…
