matsengrp-plugins — Summary

matsengrp/plugins is a Claude Code plugin from the Matsen computational biology group, shipping 12 specialized agents for scientific writing and code review, 1 command (/pre-pr-check), and 2 macOS notification hooks. The agents cover scientific LaTeX editing, grammar, verb tense, topic sentence structure, PDF proof-reading, journal submission checking, clean code review, code smell detection, antipattern scanning, Snakemake pipeline guidance, mathematical PR summarization, and PDF question answering. The plugin targets bioinformatics and computational biology teams — it ships a snakemake-pipeline-expert agent and references the Matsen group's internal LaTeX writing guidelines (loaded from a raw GitHub URL). With 22 stars and last commit October 2025, it is a small but complete domain vertical.

Differs from seeds: No seed targets scientific writing or bioinformatics. Closest to BMAD-METHOD (multiple specialized persona agents) but the agents are domain-specialized reviewers rather than project-phase personas. The /pre-pr-check command orchestrates 4 agents sequentially (antipattern-scanner, clean-code-reviewer + static analysis), matching spec-kit's command-per-workflow pattern.

matsengrp-plugins — Overview

Origin

Created by the Matsen computational biology group (Fred Hutchinson Cancer Center), a group known for bioinformatics research including phylogenetics and statistical methods. The plugin is tailored to their specific internal writing conventions (writing_with_erick.md from their LaTeX template repo).

Philosophy

From the README: "A collection of specialized agents designed to enhance your development workflow, particularly for: Scientific writing and LaTeX documents, Code quality and review, Academic publishing, Bioinformatics pipelines."

The plugin is opinionated about code quality: the code-smell-detector description explicitly says "gentle mentoring approach", and the pre-pr-check command bans fake tests ("No fake tests allowed!"). The scientific-tex-editor agent loads Matsen group writing guidelines from a raw GitHub URL, making it group-specific but adaptable.

Notification Hooks

macOS terminal-notifier hooks provide desktop notifications:

• 🔔 When Claude needs input (Notification hook event)
• ✅ When a task completes (Stop hook event)

The README notes: "Notifications are automatically enabled when you install the plugin (if terminal-notifier is available)."

matsengrp-plugins — Architecture

Distribution

Claude Code plugin. Install via:

/plugin  # Opens interactive menu
# Enter: matsengrp/plugins

Directory Tree

.
├── .claude-plugin
├── .gitignore
├── QUICKSTART.md
├── README.md
├── agents/
│   ├── antipattern-scanner.md
│   ├── clean-code-reviewer.md
│   ├── code-smell-detector.md
│   ├── journal-submission-checker.md
│   ├── math-pr-summarizer.md
│   ├── pdf-proof-reader.md
│   ├── pdf-question-answerer.md
│   ├── scientific-tex-editor.md
│   ├── snakemake-pipeline-expert.md
│   ├── tex-grammar-checker.md
│   ├── tex-verb-tense-checker.md
│   └── topic-sentence-stickler.md
├── commands/
│   └── pre-pr-check.md
└── hooks/
    └── hooks.json

Required Runtime

• Claude Code
• terminal-notifier (macOS, optional — for desktop notifications)

Config Files

.claude-plugin — plugin manifest

Target AI Tools

• Claude Code (primary)

matsengrp-plugins — Components

Agents (12)

Scientific Writing & LaTeX

Code Quality & Review

Specialized Tools

Commands (1)

Hooks (2)

Both hooks have empty matchers (fire for all events).

MCP Servers (0)

None.

matsengrp-plugins — Uniqueness

Differs from Seeds

No seed targets scientific writing or bioinformatics. Closest to BMAD-METHOD (named persona agents for specialized roles), but the agents are all stateless reviewers and editors rather than project-phase personas. The scientific-tex-editor agent's live URL injection of writing_with_erick.md is unique in the corpus — no other framework loads context dynamically from an external URL at agent invocation time. The snakemake-pipeline-expert agent is the only bioinformatics workflow agent in the batch. The notification hooks (Notification + Stop events) target macOS ambient UX, which only kiro approximates (via IDE-native notifications), but at zero friction (no IDE required, just brew install terminal-notifier).

Positioning

A group-specific plugin for computational biology labs doing academic publishing and bioinformatics pipeline development. The LaTeX agents are narrow but valuable for researchers submitting to journals — they catch issues (verb tense inconsistency, weak topic sentences, journal-submission checklist violations) that general code review agents miss.

Observable Failure Modes

1. External URL dependency: scientific-tex-editor loads writing guidelines from a GitHub URL at runtime — network failure or URL change silently changes agent behavior.
2. macOS-only notifications: terminal-notifier is macOS-specific; Linux/Windows users get no notifications.
3. No fake-test enforcement: /pre-pr-check says "no fake tests allowed" but there is no hook to detect them — it is a checklist item, not an enforcer.

Explicit Antipatterns

• Fake tests (called out in /pre-pr-check)
• Hardcoded hex colors (cross-reference to Power BI antipatterns)