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Claude Skills by charlieviettq
github.com/charlieviettq1,152 skills31 installs1,813 views
- Product Analytics ExperimentsProduct analytics and experimentation—event design, funnel metrics, tracking plans, and A/B test setup with statistical and operational gates. Use when defining metrics, launch experiments, or reviewing growth/DS product work. Triggers: "A/B test", "experiment", "funnel", "tracking plan", "product analytics".Votes: 0GitHub stars: 25
- Product Offer DesignPackage workflows and capabilities into clear product offers—audience, outcome, scope, and delivery format. Neutral framing without fixed pricing dogma. Triggers: "product offer", "package this", "what to sell", "positioning", "service productization".Votes: 0GitHub stars: 25
- Ci Cd Quality GatesDesign lightweight CI quality gates—lint, test tiers, security scans, and merge policies. Use when setting up or improving pipelines without tying to one stack only. Triggers: "CI", "quality gate", "pipeline", "GitHub Actions", "pre-merge checks".Votes: 0GitHub stars: 25
- Cross Platform Error HandlingDesign consistent error handling across web, mobile, and React Native—central handlers, user-facing copy, retry, and logging. Triggers: "error handling", "error boundary", "toast", "React Native errors", "global handler".Votes: 0GitHub stars: 25
- Dynamic Config ManagementManage application configuration—schemas, validation, .env.example, placeholder detection, fail-fast startup. Use when adding env vars or centralizing config. Triggers: "config", "environment variables", ".env", "settings", "fail fast", "config schema".Votes: 0GitHub stars: 25
- Observability SloLightweight observability and SLO practice—SLIs, SLO targets, error budgets, logs, metrics, traces, and alerting for apps and data pipelines. Use when defining monitoring, on-call alerts, or reliability targets. Triggers: "SLO", "SLI", "observability", "alerting", "error budget", "monitoring".Votes: 0GitHub stars: 25
- Postmortem WritingWrite blameless incident postmortems—timeline, impact, root cause, contributing factors, and actionable follow-ups. Use after outages, SEV incidents, or significant near-misses. Triggers: "postmortem", "incident review", "RCA", "blameless", "SEV".Votes: 0GitHub stars: 25
- Serverless DebuggingDebug serverless and edge functions—limited logs, cold starts, timeouts, env/config mismatches. Use for Lambda, Cloud Functions, Workers, Vercel/Netlify functions. Triggers: "serverless", "Lambda", "edge function", "cold start", "function timeout".Votes: 0GitHub stars: 25
- Shipping Launch ChecklistPre-launch and rollout checklist—feature flags, thresholds, rollback, monitoring, and comms. Use before production releases or risky deploys. Triggers: "launch", "ship to prod", "rollout", "release checklist", "go live".Votes: 0GitHub stars: 25
- Api Security TestingSecurity testing checklist for HTTP APIs—authn/z, input validation, rate limits, sensitive data exposure, and common OWASP API issues. Use when reviewing or testing REST/GraphQL endpoints before release. Triggers: "API security", "pen test API", "OWASP API", "auth test", "security test".Votes: 0GitHub stars: 25
- Secure Api DesignDesign and implement secure APIs—authentication patterns, authorization models, input validation, secrets handling, and safe defaults. Use when designing new endpoints, auth flows, or reviewing API contracts. Triggers: "secure API", "auth design", "JWT", "OAuth", "API best practices".Votes: 0GitHub stars: 25
- Skill Supply Chain AuditAudit third-party agent skills before install—metadata, triggers, scripts, network/exfil patterns, and overlap with existing skills. Use before importing skills from external catalogs or vendoring new SKILL.md files. Triggers: "audit skill", "import skill", "skill security", "third-party skill".Votes: 0GitHub stars: 25
- Data Viz Storytelling HealyChọn đúng biểu đồ, kể chuyện với số liệu, và tránh误导 — dựa trên nguyên tắc từ Kieran Healy (Data Visualization, Princeton 2019) và taxonomy từ AntV chart-visualization-skills. Dùng khi cần quyết định loại chart, trình bày insight cho stakeholder, hoặc kiểm tra xem figure có gây hiểu lầm không. Để vẽ Python thực tế, chuyển sang matplotlib / seaborn / scientific-visualization.Votes: 0GitHub stars: 25
- InfographicsCreate professional infographics using Nano Banana Pro AI with smart iterative refinement. Uses Gemini 3 Pro for quality review. Integrates research-lookup and web search for accurate data. Supports 10 infographic types, 8 industry styles, and colorblind-safe palettes.Votes: 0GitHub stars: 25
- MatplotlibLow-level plotting library for full customization. Use when you need fine-grained control over every plot element, creating novel plot types, or integrating with specific scientific workflows. Export to PNG/PDF/SVG for publication. For quick statistical plots use seaborn; for interactive plots use plotly; for publication-ready multi-panel figures with journal styling, use scientific-visualization.Votes: 0GitHub stars: 25
- Scientific VisualizationMeta-skill for publication-ready figures. Use when creating journal submission figures requiring multi-panel layouts, significance annotations, error bars, colorblind-safe palettes, and specific journal formatting (Nature, Science, Cell). Orchestrates matplotlib/seaborn/plotly with publication styles. For quick exploration use seaborn or plotly directly.Votes: 0GitHub stars: 25
- SeabornStatistical visualization with pandas integration. Use for quick exploration of distributions, relationships, and categorical comparisons with attractive defaults. Best for box plots, violin plots, pair plots, heatmaps. Built on matplotlib. For interactive plots use plotly; for publication styling use scientific-visualization.Votes: 0GitHub stars: 25
- VoltagentCursor skills converted from VoltAgent awesome-claude-code-subagents (DS/ML/AI/ research, product, orchestration). Use when you want role-based playbooks aligned with data science and stakeholder workflows.Votes: 0GitHub stars: 25
- DocxUse this skill whenever the user wants to create, read, edit, or manipulate Word documents (.docx files). Triggers include: any mention of 'Word doc', 'word document', '.docx', or requests to produce professional documents with formatting like tables of contents, headings, page numbers, or letterheads. Also use when extracting or reorganizing content from .docx files, inserting or replacing images in documents, performing find-and-replace in Word files, working with tracked changes or comment...Votes: 0GitHub stars: 25
- PdfUse this skill whenever the user wants to do anything with PDF files. This includes reading or extracting text/tables from PDFs, combining or merging multiple PDFs into one, splitting PDFs apart, rotating pages, adding watermarks, creating new PDFs, filling PDF forms, encrypting/decrypting PDFs, extracting images, and OCR on scanned PDFs to make them searchable. If the user mentions a .pdf file or asks to produce one, use this skill.Votes: 0GitHub stars: 25
- PptxCreate and edit PowerPoint presentations (.pptx)—slides, layouts, speaker notes, and export. Use when the deliverable is a deck for stakeholders, workshops, or model readouts. Complements docx/pdf/xlsx skills. Triggers: "PowerPoint", "pptx", "slides", "deck", "presentation".Votes: 0GitHub stars: 25
- Prose PolishPolish technical and stakeholder prose—clarity, tone, structure, and reducing generic AI-writing patterns. Use for blog posts, knowledge-base pages, READMEs, exec summaries, and user-facing copy before publish. Triggers: "edit prose", "polish writing", "sounds like AI", "copy edit", "tone".Votes: 0GitHub stars: 25
- Scientific WritingCore skill for the deep research and writing tool. Write scientific manuscripts in full paragraphs (never bullet points). Use two-stage process with (1) section outlines with key points using research-lookup then (2) convert to flowing prose. IMRAD structure, citations (APA/AMA/Vancouver), figures/tables, reporting guidelines (CONSORT/STROBE/PRISMA), for research papers and journal submissions.Votes: 0GitHub stars: 25
- SympyUse this skill when working with symbolic mathematics in Python. This skill should be used for symbolic computation tasks including solving equations algebraically, performing calculus operations (derivatives, integrals, limits), manipulating algebraic expressions, working with matrices symbolically, physics calculations, number theory problems, geometry computations, and generating executable code from mathematical expressions. Apply this skill when the user needs exact symbolic results rath...Votes: 0GitHub stars: 25
- Gstack Autoplan'Auto-review pipeline — reads the full CEO, design, eng, and DX review skills from disk and runs them sequentially with auto-decisions using 6 decision principles. Surfaces taste decisions (close approaches, borderline scope, codex disagreements) at a final approval gate. One command, fully reviewed plan out. Use when asked to \"auto review\", \"autoplan\", \"run all reviews\", \"review this plan automatically\", or \"make the decisions for me\". Proactively suggest when the user has a plan f...Votes: 0GitHub stars: 25
- Gstack Benchmark Models'Cross-model benchmark for gstack skills. Runs the same prompt through Claude, GPT (via Codex CLI), and Gemini side-by-side — compares latency, tokens, cost, and optionally quality via LLM judge. Answers \"which model is actually best for this skill?\" with data instead of vibes. Separate from /benchmark, which measures web page performance. Use when: \"benchmark models\", \"compare models\", \"which model is best for X\", \"cross-model comparison\", \"model shootout\". (gstack) Voice trigger...Votes: 0GitHub stars: 25
- Gstack Benchmark'Performance regression detection using the browse daemon. Establishes baselines for page load times, Core Web Vitals, and resource sizes. Compares before/after on every PR. Tracks performance trends over time. Use when: \"performance\", \"benchmark\", \"page speed\", \"lighthouse\", \"web vitals\", \"bundle size\", \"load time\". (gstack) Voice triggers (speech-to-text aliases): \"speed test\", \"check performance\".'.Votes: 0GitHub stars: 25
- Gstack BrowseFast headless browser for QA testing and site dogfooding. Navigate any URL, interact with elements, verify page state, diff before/after actions, take annotated screenshots, check responsive layouts, test forms and uploads, handle dialogs, and assert element states. ~100ms per command. Use when you need to test a feature, verify a deployment, dogfood a user flow, or file a bug with evidence. Use when asked to \"open in browser\", \"test the site\", \"take a screenshot\", or \"dogfood this\". ...Votes: 0GitHub stars: 25
- Gstack Canary'Post-deploy canary monitoring. Watches the live app for console errors, performance regressions, and page failures using the browse daemon. Takes periodic screenshots, compares against pre-deploy baselines, and alerts on anomalies. Use when: \"monitor deploy\", \"canary\", \"post-deploy check\", \"watch production\", \"verify deploy\". (gstack)'.Votes: 0GitHub stars: 25
- Gstack CarefulSafety guardrails for destructive commands. Warns before rm -rf, DROP TABLE, force-push, git reset --hard, kubectl delete, and similar destructive operations. User can override each warning. Use when touching prod, debugging live systems, or working in a shared environment. Use when asked to \"be careful\", \"safety mode\", \"prod mode\", or \"careful mode\". (gstack).Votes: 0GitHub stars: 25
- Gstack Codex'OpenAI Codex CLI wrapper — three modes. Code review: independent diff review via codex review with pass/fail gate. Challenge: adversarial mode that tries to break your code. Consult: ask codex anything with session continuity for follow-ups. The \"200 IQ autistic developer\" second opinion. Use when asked to \"codex review\", \"codex challenge\", \"ask codex\", \"second opinion\", or \"consult codex\". (gstack) Voice triggers (speech-to-text aliases): \"code x\", \"code ex\", \"get another o...Votes: 0GitHub stars: 25
- Gstack Context RestoreRestore working context saved earlier by /context-save. Loads the most recent saved state (across all branches by default) so you can pick up where you left off — even across Conductor workspace handoffs. Use when asked to \"resume\", \"restore context\", \"where was I\", or \"pick up where I left off\". Pair with /context-save. Formerly /checkpoint resume — renamed because Claude Code treats /checkpoint as a native rewind alias in current environments. (gstack).Votes: 0GitHub stars: 25
- Gstack Context SaveSave working context. Captures git state, decisions made, and remaining work so any future session can pick up without losing a beat. Use when asked to \"save progress\", \"save state\", \"context save\", or \"save my work\". Pair with /context-restore to resume later. Formerly /checkpoint — renamed because Claude Code treats /checkpoint as a native rewind alias in current environments, which was shadowing this skill. (gstack).Votes: 0GitHub stars: 25
- Gstack Cso'Chief Security Officer mode. Infrastructure-first security audit: secrets archaeology, dependency supply chain, CI/CD pipeline security, LLM/AI security, skill supply chain scanning, plus OWASP Top 10, STRIDE threat modeling, and active verification. Two modes: daily (zero-noise, 8/10 confidence gate) and comprehensive (monthly deep scan, 2/10 bar). Trend tracking across audit runs. Use when: \"security audit\", \"threat model\", \"pentest review\", \"OWASP\", \"CSO review\". (gstack) Voice ...Votes: 0GitHub stars: 25
- Gstack Design Consultation'Design consultation: understands your product, researches the landscape, proposes a complete design system (aesthetic, typography, color, layout, spacing, motion), and generates font+color preview pages. Creates DESIGN.md as your project''s design source of truth. For existing sites, use /plan-design-review to infer the system instead. Use when asked to \"design system\", \"brand guidelines\", or \"create DESIGN.md\". Proactively suggest when starting a new project''s UI with no existing des...Votes: 0GitHub stars: 25
- Gstack Design Html'Design finalization: generates production-quality Pretext-native HTML/CSS. Works with approved mockups from /design-shotgun, CEO plans from /plan-ceo-review, design review context from /plan-design-review, or from scratch with a user description. Text actually reflows, heights are computed, layouts are dynamic. 30KB overhead, zero deps. Smart API routing: picks the right Pretext patterns for each design type. Use when: \"finalize this design\", \"turn this into HTML\", \"build me a page\", \...Votes: 0GitHub stars: 25
- Gstack Design Review'Designer''s eye QA: finds visual inconsistency, spacing issues, hierarchy problems, AI slop patterns, and slow interactions — then fixes them. Iteratively fixes issues in source code, committing each fix atomically and re-verifying with before/after screenshots. For plan-mode design review (before implementation), use /plan-design-review. Use when asked to \"audit the design\", \"visual QA\", \"check if it looks good\", or \"design polish\". Proactively suggest when the user mentions visual ...Votes: 0GitHub stars: 25
- Gstack Design Shotgun'Design shotgun: generate multiple AI design variants, open a comparison board, collect structured feedback, and iterate. Standalone design exploration you can run anytime. Use when: \"explore designs\", \"show me options\", \"design variants\", \"visual brainstorm\", or \"I don''t like how this looks\". Proactively suggest when the user describes a UI feature but hasn''t seen what it could look like. (gstack)'.Votes: 0GitHub stars: 25
- Gstack Devex Review'Live developer experience audit. Uses the browse tool to actually TEST the developer experience: navigates docs, tries the getting started flow, times TTHW, screenshots error messages, evaluates CLI help text. Produces a DX scorecard with evidence. Compares against /plan-devex-review scores if they exist (the boomerang: plan said 3 minutes, reality says 8). Use when asked to \"test the DX\", \"DX audit\", \"developer experience test\", or \"try the onboarding\". Proactively suggest after shi...Votes: 0GitHub stars: 25
- Gstack Document ReleasePost-ship documentation update. Reads all project docs, cross-references the diff, updates README/ARCHITECTURE/CONTRIBUTING/CLAUDE.md to match what shipped, polishes CHANGELOG voice, cleans up TODOS, and optionally bumps VERSION. Use when asked to \"update the docs\", \"sync documentation\", or \"post-ship docs\". Proactively suggest after a PR is merged or code is shipped. (gstack).Votes: 0GitHub stars: 25
- Gstack FreezeRestrict file edits to a specific directory for the session. Blocks Edit and Write outside the allowed path. Use when debugging to prevent accidentally \"fixing\" unrelated code, or when you want to scope changes to one module. Use when asked to \"freeze\", \"restrict edits\", \"only edit this folder\", or \"lock down edits\". (gstack).Votes: 0GitHub stars: 25
- Gstack Gstack Openclaw Ceo ReviewUse when asked to review a plan, challenge a proposal, run a CEO review, poke holes in an approach, think bigger about scope, or decide whether to expand or reduce the plan.Votes: 0GitHub stars: 25
- Gstack Gstack Openclaw InvestigateUse when asked to debug, fix a bug, investigate an error, or do root cause analysis, and when users report errors, stack traces, unexpected behavior, or say something stopped working.Votes: 0GitHub stars: 25
- Gstack Gstack Openclaw Office HoursUse when asked to brainstorm, evaluate whether an idea is worth building, run office hours, or think through a new product idea or design direction before any code is written.Votes: 0GitHub stars: 25
- Gstack Gstack Openclaw RetroWeekly engineering retrospective. Analyzes commit history, work patterns, and code quality metrics with persistent history and trend tracking. Team-aware with per-person contributions, praise, and growth areas. Use when asked for weekly retro, what shipped this week, or engineering retrospective.Votes: 0GitHub stars: 25
- Gstack Gstack Upgrade'Upgrade gstack to the latest version. Detects global vs vendored install, runs the upgrade, and shows what''s new. Use when asked to \"upgrade gstack\", \"update gstack\", or \"get latest version\". Voice triggers (speech-to-text aliases): \"upgrade the tools\", \"update the tools\", \"gee stack upgrade\", \"g stack upgrade\".'.Votes: 0GitHub stars: 25
- Gstack Guard'Full safety mode: destructive command warnings + directory-scoped edits. Combines /careful (warns before rm -rf, DROP TABLE, force-push, etc.) with /freeze (blocks edits outside a specified directory). Use for maximum safety when touching prod or debugging live systems. Use when asked to \"guard mode\", \"full safety\", \"lock it down\", or \"maximum safety\". (gstack)'.Votes: 0GitHub stars: 25
- Gstack Hackernews FrontpageScrape the Hacker News front page (titles, points, comment counts).Votes: 0GitHub stars: 25
- Gstack Health'Code quality dashboard. Wraps existing project tools (type checker, linter, test runner, dead code detector, shell linter), computes a weighted composite 0-10 score, and tracks trends over time. Use when: \"health check\", \"code quality\", \"how healthy is the codebase\", \"run all checks\", \"quality score\". (gstack)'.Votes: 0GitHub stars: 25
- Gstack Investigate'Systematic debugging with root cause investigation. Four phases: investigate, analyze, hypothesize, implement. Iron Law: no fixes without root cause. Use when asked to \"debug this\", \"fix this bug\", \"why is this broken\", \"investigate this error\", or \"root cause analysis\". Proactively invoke this skill (do NOT debug directly) when the user reports errors, 500 errors, stack traces, unexpected behavior, \"it was working yesterday\", or is troubleshooting why something stopped working. ...Votes: 0GitHub stars: 25