turtlestack

Shared coding conventions for TypeScript, .NET, Python, PHP, plus git workflow, testing, architecture, and AI steering rules

Tone of voice, writing style, AI tell avoidance, and communication guidelines

Security baseline rules and audit skills for maintaining secure code

Structured thinking and reasoning skills — first principles, ISC, algorithm, council, red team, and more

Framework-specific conventions for JasperFx (Wolverine/Marten) on .NET

Framework-specific conventions for Next.js, React, and Vercel

Framework-specific conventions for Python projects — Django, python-eventsourcing, and related tooling

Framework-specific conventions for PHP — EventSauce event sourcing, symfony/messenger buses, Doctrine read models

Plugin curator — creates, reviews, and maintains agents, skills, and rules. Enforces structural consistency.

Organisational tooling conventions — which tool for which function. Ensures agents reference the correct tools.

Brand-styled markdown-to-PDF rendering — A4 documents with hps.gd typography and palette, optional cover page from frontmatter, swappable stylesheets.

Agile coach — Scrum and Kanban coaching, ceremony facilitation, retrospective design, team health, flow management, and working agreements. Ongoing per-team presence for engineering, product, discovery, and design teams

CEO/founder proxy — cross-team coordination, OKRs, initiative decomposition, strategic decisions spanning CPO and CTO

Chief Product Officer — coordinates product, design, content, GTM, and support teams

Chief Technology Officer — coordinates architecture, development, QA, DevOps, security, and data engineering

GRC Lead — governance, risk management, regulatory compliance, AI governance, audit readiness

Delivery manager — RAID logs, dependency tracking, weekly status reporting, release-readiness coordination, organisational impediment removal, multi-team coordination, and GDS service-assessment readiness

Product owner — requirements, user stories, acceptance criteria, backlog prioritisation

Product manager — owns the why and the what for a product slice: problem validation, continuous discovery, JTBD, roadmap, PRDs, RICE prioritisation, and strategy input to the CPO

Product analyst — North Star metrics, metric hierarchies, instrumentation specs, cohort and retention analysis, experiment design

UI designer — visual design, design system, component specifications, accessibility

UX researcher — customer journeys, touchpoints, information architecture, usability assessment, personas

User documentation writer — guides, tutorials, knowledge base, onboarding. Product language for non-technical audiences.

Developer documentation writer — API references, SDK guides, integration tutorials, code examples.

Internal documentation writer — architecture docs, runbooks, changelogs, onboarding, post-mortems.

Go-to-market specialist — positioning, launch strategy, content marketing, competitive analysis

Customer support — ticket triage, feedback synthesis, knowledge base, bug escalation

Customer Success Manager — health monitoring, churn prevention, expansion, onboarding quality

Shared rules for engineering plugins: spec-first implementation. Installed automatically as a dependency of ai-engineer, data-engineer, devops, python-developer, qa-engineer, react-developer, and security-engineer

Software architect — system design, ADRs, technology evaluation, API strategy

React/Next.js developer — TypeScript, Tailwind, content-collections, react-pdf, Vitest

.NET/C# developer — Wolverine, Marten, event sourcing, CQRS, Alba testing

Python developer — strict typing, Ruff, mypy, BDD, Hypothesis, DDD

PHP developer — modern PHP 8.4+, PHPStan max, PHP-CS-Fixer (PER-CS), Pest + Behat, readonly value objects, EventSauce, symfony/messenger, Doctrine

AI/ML engineer — prompt engineering, model evaluation, RAG pipelines, embeddings, AI feature implementation

QA Lead — test strategy, acceptance criteria, 3 amigos, edge case identification

QA engineer — test automation, test execution, coverage analysis, bug investigation

Release manager — release coordination, deployment scheduling, rollback decisions, go/no-go gates

Performance engineer — load testing, profiling, capacity planning, performance budgets

DevOps / platform engineer — IaC, CI/CD, deployment, monitoring, incident response

Security engineer — threat modelling, security audits, compliance, vulnerability management

Data engineer — data pipelines, analytics, event tracking, metrics, data modelling

Code review agent with multi-pass review, quality scoring, and PR creation skills

Shared rules for research output: report frontmatter contract, file naming, source citation quality. Installed automatically as a dependency of analyst, investigator, and dossier

Research and business intelligence agents — web research with source attribution, and company/market analysis from public sources

OSINT investigation agents — domain and infrastructure intel, and people/entity investigation with mandatory ethical authorisation gates

Consolidate research outputs that conform to the report frontmatter contract into a single brand-styled PDF dossier, or drive an end-to-end campaign on a target

Web research tooling — content retrieval with four-tier escalation (WebFetch → curl → Playwright → human escalation) and PDF snapshots for evidence archival.

Billing engineer — subscription billing logic, invoicing, payment gateway integration, dunning management, and revenue recognition workflows.