Browse Skills — Page 308

variance-analysis

anthropics/knowledge-work-plugins

Decompose financial variances into drivers with narrative explanations and waterfall analysis. Use when analyzing budget vs. actual, period-over-period changes, revenue or expense variances, or preparing variance commentary for leadership.

variance-and-flux-analysis

Significant-Gravitas/skills-catalog

Use when the user asks what moved, why actuals missed plan, or what changed period over period — the driver decomposition, the red/yellow/green grades, and the open items carried forward.

variance-commentary

anthropics/financial-services

Write flux commentary for every P&L and balance-sheet line over threshold — current vs prior period and vs budget, with the driver explained from underlying activity. Use for the month-end close package and management reporting.

variance-decomposition

yogsoth-ai/de-anthropocentric-research-engine

Sobol variance decomposition — compute first-order and total-order sensitivity indices to quantify each parameter's contribution to output variance.

variance-strategy-selector

lyndonkl/claude

Given a current win probability and a downside asymmetry flag, recommends a variance-seeking, neutral, or variance-minimizing posture and emits a numeric multiplier (typically 0.8-1.3) for downstream consumers to apply to boom-bust scores, position sizes, or bet sizes. Favorites minimize variance; underdogs maximize it. Reusable across fantasy sports lineup construction, portfolio allocation, poker bankroll decisions, racing strategy, and any decision where the agent controls a variance knob. Use when user mentions variance strategy, underdog variance, variance seeking, variance minimizing, risk posture, boom bust, must-win variance, favorite strategy, or when a decision module needs a single scalar to bias toward or away from high-variance options.

variant_pathogenicity

InternScience/scp

Variant Pathogenicity Assessment - Assess variant pathogenicity: Ensembl VEP prediction, ClinVar lookup, variation details, and gene phenotype associations. Use this skill for clinical genetics tasks involving get vep hgvs clinvar search get variation get phenotype gene. Combines 4 tools from 2 SCP server(s).

variant-analysis

diegosouzapw/awesome-omni-skills

Variant Analysis workflow skill. Use this skill when the user needs Find similar vulnerabilities and bugs across codebases using pattern-based analysis. Use when hunting bug variants, building CodeQL/Semgrep queries, analyzing security vulnerabilities, or performing systematic code audits after finding an initial issue and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

variant-analysis

trailofbits/skills

Hunts for the other instances of a bug already found — the variants of one root cause across a codebase. Use immediately after a vulnerability, logic bug, or bad pattern turns up in a specific file and the question becomes where else it occurs, including the bare conversational form ("are there others like this?", "is this the same bug?"). Also for generalizing one known instance into a CodeQL or Semgrep query for its whole pattern family, and for triaging a set of look-alike candidates against a known root cause. Not for initial discovery with no bug in hand.

variant-analysis-v2

diegosouzapw/awesome-omni-skills

Variant Analysis workflow skill. Use this skill when the user needs Find similar vulnerabilities and bugs across codebases using pattern-based analysis. Use when hunting bug variants, building CodeQL/Semgrep queries, analyzing security vulnerabilities, or performing systematic code audits after finding an initial issue and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

variant-annotation

aipoch/medical-research-skills

Query and annotate gene variants from ClinVar and dbSNP databases. \n\.

variant-calling

swaruplab/operon

Call SNPs and indels from aligned reads using bcftools mpileup and call. Use when detecting variants from BAM files or generating VCF from alignments.

variant-calling-clinical-interpretation

swaruplab/operon

Clinical variant interpretation using ClinVar, ACMG guidelines, and pathogenicity predictors. Prioritize variants for diagnostic and research applications. Use when interpreting clinical significance of variants.

variant-calling-deepvariant

swaruplab/operon

Deep learning-based variant calling with Google DeepVariant. Provides high accuracy for germline SNPs and indels from Illumina, PacBio, and ONT data. Use when calling variants with DeepVariant deep learning caller or when highest germline calling accuracy is required.

variant-calling-filtering-best-practices

swaruplab/operon

Comprehensive variant filtering including GATK VQSR, hard filters, bcftools expressions, and quality metric interpretation for SNPs and indels. Use when filtering variants using GATK best practices.

variant-calling-joint-calling

swaruplab/operon

Joint genotype calling across multiple samples using GATK CombineGVCFs and GenotypeGVCFs. Essential for cohort studies, population genetics, and leveraging VQSR. Use when performing joint genotyping across multiple samples.

variant-calling-structural-variant-calling

swaruplab/operon

Call structural variants (SVs) from sequencing data using Manta, Delly, GRIDSS, and LUMPY. Detects deletions, insertions, inversions, duplications, and translocations too large for standard SNV callers. Use when detecting structural variants from short-read or long-read data and building consensus callsets.

variant-clinical-significance

InternScience/scp

Query NCBI ClinVar for variant clinical pathogenicity classification (Pathogenic/Benign/VUS), review status and associated diseases.

variant-cross-database-ids

InternScience/scp

Query ClinGen Allele Registry to map variant rsID to identifiers in other databases (ClinVar, gnomAD, COSMIC, UniProtKB, OMIM, etc.).

variant-functional-prediction

InternScience/scp

Query FAVOR API for variant functional prediction scores (CADD, SIFT, PolyPhen, REVEL, etc.) and gene annotation.

variant-genomic-location

InternScience/scp

Query dbSNP + NCBI Gene to get variant genomic position (chromosome, coordinates, ref/alt alleles, mutation type) and associated gene coordinates.

variant-gwas-associations

InternScience/scp

Query EBI GWAS Catalog for GWAS statistical associations (p-value, effect size, risk allele) between a variant and traits/diseases.

variant-normalization

swaruplab/operon

Normalize indel representation, decompose MNPs, and split multiallelic variants using bcftools norm. Use when comparing variants from different callers, preparing VCF for database annotation, or merging VCFs from multiple sources.

variant-pathogenicity-predictor

aipoch/medical-research-skills

Integrate REVEL, CADD, PolyPhen scores to predict variant pathogenicity.

variant-pharmacogenomics

InternScience/scp

Query PharmGKB (clinPGx) for pharmacogenomic clinical annotations — how a variant affects drug response, dosing, and adverse reactions.

variant-population-frequency

InternScience/scp

Query gnomAD for variant allele frequency across populations. Uses FAVOR to convert rsID→variant_id first, then queries gnomAD.

variation-axis-definition

yogsoth-ai/de-anthropocentric-research-engine

Identify orthogonal axes along which a method's validity might vary. Ensures axes are independent, measurable, and span the relevant parameter space.

varlock-claude-skill

benjaminasterA/antigravity-awesome-skills

Secure environment variable management ensuring secrets are never exposed in Claude sessions, terminals, logs, or git commits

varlock-claude-skill-v2

diegosouzapw/awesome-omni-skills

Varlock Claude Skill workflow skill. Use this skill when the user needs Secure environment variable management ensuring secrets are never exposed in Claude sessions, terminals, logs, or git commits and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

vast-gpu

wanshuiyin/Auto-claude-code-research-in-sleep

Rent, manage, and destroy GPU instances on vast.ai. Use when user says \"rent gpu\", \"vast.ai\", \"rent a server\", \"cloud gpu\", or needs on-demand GPU without owning hardware.

vastai

vast-ai/vast-cli

Vast.ai CLI to manage GPU instances, volumes, serverless endpoints, and billing.

vastai-sdk

vast-ai/vast-cli

Vast.ai Python SDK — high-level API for GPU instances, volumes, serverless endpoints, and billing.

vault

Soul-Brews-Studio/arra-oracle-skills-cli

Connect external knowledge bases (Obsidian, Logseq, markdown folders) to Oracle. Use when user says "vault", "connect vault", "obsidian", "knowledge base", "search notes", or wants to link external note systems to Oracle context.

vault-cleanup-auditor

BrianRWagner/ai-marketing-claude-code-skills

Audit your Obsidian vault in Claude Code — finds stale drafts, empty folders, duplicate filenames, and incomplete files. Saves a dated report.

vault-mounts

automateyournetwork/netclaw

Discover and manage HashiCorp Vault secret engine mounts.

vault-pki

automateyournetwork/netclaw

Manage HashiCorp Vault PKI certificate infrastructure.

vault-secrets

automateyournetwork/netclaw

Manage HashiCorp Vault KV secrets with strict value protection.

vault-skill-factory

Ar9av/obsidian-wiki

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vaultwarden-cli

uvwt/agentdock

通过 Bitwarden 官方 bw CLI 安全访问自部署 Vaultwarden。默认只返回脱敏元数据，秘密只进入本机剪贴板。

vb-core

bobmatnyc/claude-mpm-skills

Core VB.NET patterns, type safety, modern language features

vb-database

bobmatnyc/claude-mpm-skills

ADO.NET patterns, Entity Framework, database best practices

vb-winforms

bobmatnyc/claude-mpm-skills

Windows Forms development patterns, UI threading, data binding

vb6-legacy

bobmatnyc/claude-mpm-skills

Classic VB6 patterns, COM interop, migration strategies

vc-curated-match

Varnan-Tech/opendirectory

Accepts a product description and URL to algorithmically identify relevant Venture Capital investors targeting exactly that stage, industry, and niche based on a curated static dataset.

vc-finder

Varnan-Tech/opendirectory

Takes a startup product URL or description, detects the industry and funding stage, identifies 5 comparable funded companies, searches who invested in those companies (Track A), finds VCs who publish investment theses about this space (Track B), and returns a ranked sourced list of relevant investors with deep-dives and outreach hooks. Use when asked to find investors for a startup, identify which VCs fund products like mine, research who backs companies in my space, build a VC target list, or find investor-market fit.

vcf-annotator

aAAaqwq/AGI-Super-Team

Annotate VCF variants with VEP, ClinVar, gnomAD frequencies, and ancestry-aware context. Generates prioritised variant reports.

vcf-basics

swaruplab/operon

View, query, and understand VCF/BCF variant files using bcftools and cyvcf2. Use when inspecting variants, extracting specific fields, or understanding VCF format structure.

vcf-manipulation

swaruplab/operon

Merge, concatenate, sort, intersect, and subset VCF files using bcftools. Use when combining variant files, comparing call sets, or restructuring VCF data.

vcf-statistics

swaruplab/operon

Generate variant statistics, sample concordance, and quality metrics using bcftools stats and gtcheck. Use when evaluating variant quality, comparing samples, or summarizing VCF contents.

vcf-variant-filtering

jaechang-hits/SciAgent-Skills

Guide to quality filtering raw VCF files before computing summary stats (Ts/Tv ratio, variant counts, AF distributions). Covers detecting raw VCFs via FILTER column and QUAL inspection, QUAL-based filtering with bcftools, Ts/Tv interpretation, and when NOT to filter. Read before any variant-level QC task. See bcftools-variant-manipulation for advanced filters, gatk-variant-calling for caller config, samtools-bam-processing for upstream alignment QC.

vcpkg

github/awesome-copilot

Guide for setting up vcpkg in C++ projects, managing dependency versions, and cross-compiling. Covers manifest initialization, CMake and Visual Studio integration, classic-to-manifest migration, version pinning, baselines, overrides, triplets, and cross-compilation. Use when a user is working with vcpkg project setup, installation, version management, or cross-platform builds. For specialized tasks, additional references cover custom registries and overlay ports (references/registries.md), CI/CD and binary caching (references/ci.md), and troubleshooting and dependency lifecycle (references/troubleshooting.md).

vector

simota/agent-skills

Automating browsers via Playwright and Chrome DevTools for data collection, form interaction, screenshot capture, and network monitoring. Task completion focus (vs Voyager for E2E testing).

vector-database-engineer

tranhieutt/software_development_department

Provides vector database and semantic search patterns for Pinecone, Weaviate, Qdrant, Milvus, and pgvector in RAG and recommendation systems. Use when implementing vector search or when the user mentions vector database, semantic search, embeddings, or similarity search.

vector-database-engineer-v2

diegosouzapw/awesome-omni-skills

Vector Database Engineer workflow skill. Use this skill when the user needs Expert in vector databases, embedding strategies, and semantic search implementation. Masters Pinecone, Weaviate, Qdrant, Milvus, and pgvector for RAG applications, recommendation systems, and similar and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

vector-database-engineer-v3

diegosouzapw/awesome-omni-skills

Vector Database Engineer workflow skill. Use this skill when the user needs Expert in vector databases, embedding strategies, and semantic search implementation. Masters Pinecone, Weaviate, Qdrant, Milvus, and pgvector for RAG applications, recommendation systems, and similar and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

vector-forge

trailofbits/skills

Mutation-driven test vector generation. Finds implementations of a cryptographic algorithm or protocol, runs mutation testing to identify escaped mutants, then generates new test vectors that deliberately exercise the uncovered code paths. Compares before/after mutation kill rates to prove vector effectiveness. Use when generating cryptographic test vectors, measuring Wycheproof coverage gaps, finding escaped mutants via mutation testing, creating cross-implementation test suites, or improving test vector coverage for crypto primitives.

vector-index-tuning

benjaminasterA/antigravity-awesome-skills

Optimize vector index performance for latency, recall, and memory. Use when tuning HNSW parameters, selecting quantization strategies, or scaling vector search infrastructure.

vector-index-tuning

wshobson/agents

Optimize vector index performance for latency, recall, and memory. Use when tuning HNSW parameters, selecting quantization strategies, or scaling vector search infrastructure.

vector-index-tuning-v2

diegosouzapw/awesome-omni-skills

Vector Index Tuning workflow skill. Use this skill when the user needs Optimize vector index performance for latency, recall, and memory. Use when tuning HNSW parameters, selecting quantization strategies, or scaling vector search infrastructure and the operator should preserve the upstream workflow, copied support files, and provenance before merging or handing off.

vector-search

datadrivenconstruction/DDC_Skills_for_AI_Agents_in_Construction

Implement semantic vector search for construction data. Build AI-powered search using embeddings and vector databases (Qdrant, ChromaDB) for intelligent querying of specifications, standards, and project documents.

vector-search-workflows

bobmatnyc/claude-mpm-skills

Vector search indexing and querying workflows using MCP Vector Search, including setup, reindexing, auto-index strategies, and MCP integration.

vector-style

arjun988/blender-skills

Vector-clean art direction for Blender with flat fills, sharp silhouettes, and UI-like graphic clarity.

vector-text-fixer

aipoch/medical-research-skills

Fix garbled text in PDF/SVG vector graphics caused by font encoding issues, making files editable in AI tools. Supports batch processing and JSON export for manual correction.

vectorbt-expert

marketcalls/vectorbt-backtesting-skills

VectorBT backtesting expert. Use when user asks to backtest strategies, create entry/exit signals, analyze portfolio performance, optimize parameters, fetch historical data, use VectorBT/vectorbt, compare strategies, position sizing, equity curves, drawdown charts, or trade analysis. Also triggers for openalgo.ta helpers (exrem, crossover, crossunder, flip, donchian, supertrend).

vegetation-artist

arjun988/blender-skills

Vegetation and foliage authoring for Blender including trees, plants, grass cards, canopy LODs, and game-friendly leaf atlases via MCP.

vehicle-artist

arjun988/blender-skills

Dedicated vehicle modeling for cars, trucks, aircraft, ships, boats, mechs, and transit assets with proportion, panel flow, and game LOD awareness in Blender via MCP.

vehicle-dynamics

elizaOS/eliza

Use this skill when simulating vehicle motion, calculating safe following distances, time-to-collision, speed/position updates, or implementing vehicle state machines for cruise control modes.

veil

BankrBot/skills

Privacy and shielded transactions on Base via Veil Cash (veil.cash). Deposit ETH or USDC into private pools, withdraw/transfer privately using ZK proofs. Manage Veil keypairs, check private/queue balances across all pools, and submit deposits via Bankr. Use when the user wants anonymous or private transactions, shielded transfers, or ZK-based privacy on Base.

velero

TerminalSkills/skills

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vellum-avatar

vellum-ai/vellum-assistant

Customize the assistant's avatar - build a native character, upload an image, or generate one with AI

vellum-boundary-guard

vellum-ai/vellum-assistant

Check Vellum Assistant architecture and package boundaries. Use when editing imports, moving code, adding endpoints, touching assistant/gateway/client/skill boundaries, or reviewing architecture-sensitive changes.

vellum-browser-use

vellum-ai/vellum-assistant

Browse the web using `assistant browser` CLI commands

vellum-change-review

vellum-ai/vellum-assistant

Review Vellum Assistant code changes for correctness, repo-specific quality rules, security risks, and missing validation. Use when reviewing diffs, preparing a PR, finishing implementation work, or when the user asks for a code review, quality pass, or pre-merge check in this repository.

vellum-conversation-management

vellum-ai/vellum-assistant

Manage conversation threads (rename, list, export, wipe)

vellum-feature-flag-rollout

vellum-ai/vellum-assistant

Guide Vellum Assistant feature flag changes and rollout hygiene. Use when adding, editing, reviewing, or documenting assistant feature flags, rollout-gated behavior, or platform flag follow-up work.

vellum-github-app-setup

vellum-ai/vellum-assistant

Create and configure a GitHub App so the assistant can push commits, open PRs, and comment under its own bot identity. Use when the user wants the assistant to have its own GitHub identity, or when setting up git push access for the first time.

vellum-heartbeat

vellum-ai/vellum-assistant

Configure periodic background checklist runs

vellum-memory-v2-migration

vellum-ai/vellum-assistant

Perform a one-time migration from memory v1, to memory v2, which was introduced in 0.8.0.

vellum-migration-checklist

vellum-ai/vellum-assistant

Validate Vellum Assistant database and workspace migrations. Use when adding, editing, reviewing, or testing migrations, release-note migrations, persisted schemas, workspace file formats, or data backfills.

vellum-oauth-integrations

vellum-ai/vellum-assistant

Act on behalf of your user in any third-party software that supports OAuth 2.0

vellum-pr-readiness

vellum-ai/vellum-assistant

Prepare Vellum Assistant branches for review by checking git hygiene, PR scope, tests, docs, migrations, Linear linking, and companion repo needs. Use before creating a pull request, splitting work into PRs, or asking whether a branch is ready.

vellum-self-knowledge

vellum-ai/vellum-assistant

Answer questions about Vellum, the assistant's architecture, capabilities, and current configuration by routing to live sources of truth

vellum-skill-authoring

vellum-ai/vellum-assistant

Author and review first-party Vellum skills in the repository. Use when editing files under skills/, assistant bundled skills, skill manifests, tool definitions, SKILL.md files, or first-party skill portability and isolation behavior.

vellum-skills-catalog

vellum-ai/vellum-assistant

Discover bundled skills and search/install community skills from the skills.sh registry

vellum-sounds

vellum-ai/vellum-assistant

Customize the macOS app's sound effects — add sound files to the workspace, enable sounds globally, set volume, and assign sounds to 9 app events (message sent, task complete, notifications, etc.)

vellum-terminal-sessions

vellum-ai/vellum-assistant

Manage persistent terminal sessions via tmux. Create, read, write to, list, and close named shell sessions. Use when the user asks about running terminal processes, wants help orchestrating CLI tasks, or asks you to monitor or interact with long-running commands. Also use when the user mentions tmux sessions.

vellum-test-selection

vellum-ai/vellum-assistant

Select focused verification commands for Vellum Assistant changes. Use when deciding what tests, typechecks, lints, or smoke checks to run after editing this repository, especially before commits and pull requests.

vellum-user-facing-copy

vellum-ai/vellum-assistant

Review Vellum Assistant user-facing copy, examples, docs, CLI output, UI strings, and assistant-facing release notes. Use when editing text users may read, including README files, SKILL.md files, CLI messages, route errors, update bulletins, and client UI labels.

vendor-agreement-review

anthropics/claude-for-legal

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vendor-ai-review

anthropics/claude-for-legal

>

vendor-check

anthropics/knowledge-work-plugins

Check the status of existing agreements with a vendor across all connected systems — CLM, CRM, email, and document storage — with gap analysis and upcoming deadlines. Use when onboarding or renewing a vendor, when you need a consolidated view of what's signed and what's missing (MSA, DPA, SOW), or when checking for approaching expirations and surviving obligations.

vendor-contract-status

Significant-Gravitas/skills-catalog

Check the status of existing agreements with a vendor across all connected systems — CLM, CRM, email, and document storage — with gap analysis and upcoming deadlines. Use when onboarding or renewing a vendor, when you need a consolidated view of what's signed and what's missing (MSA, DPA, SOW), or when checking for approaching expirations and surviving obligations.

vendor-due-diligence

borghei/Claude-Skills

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vendor-evaluation

mohitagw15856/pm-claude-skills

Create a structured vendor evaluation framework for any procurement decision. Use when asked to evaluate vendors, compare suppliers, run an RFP scoring process, or assess a software or service provider. Produces a weighted scorecard, evaluation criteria, and recommendation framework.

vendor-management

alirezarezvani/claude-skills

Use when scoring or auditing vendors: scorecards, SLA compliance and service credits, third-party risk tier or a tier-1 vendor review. Runs vendor_scorer.py, sla_compliance_tracker.py and vendor_risk_classifier.py.

vendor-manager

modu-ai/cowork-plugins

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vendor-performance-review

Significant-Gravitas/skills-catalog

Review vendor delivery against agreed service, cost, and outcome measures with source-backed actions and owners.

vendor-quote-comparison

Significant-Gravitas/skills-catalog

Normalize vendor quotes onto the same cost, term, quantity, service, and exit basis without choosing the winner.

vendor-requirements-brief

Significant-Gravitas/skills-catalog

Turn a vendor request into measurable must-haves, constraints, evaluation evidence, and owner approvals.

vendor-review

anthropics/knowledge-work-plugins

Evaluate a vendor — cost analysis, risk assessment, and recommendation. Use when reviewing a new vendor proposal, deciding whether to renew or replace a contract, comparing two vendors side-by-side, or building a TCO breakdown and negotiation points before procurement sign-off.

vendor-sync

langchain-ai/design-agent

Move a vendored upstream (HyperFrames, LangSmith skills, Deep Agents skills) to a newer pin, re-vendor its skills unmodified, verify them, and update everything that depends on the pin.