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Claude Skills

The open format is called Agent Skills and works in Claude Code, Codex, Cursor and other agents — most people know it as Claude Skills.

Every Agent Skill we could find on GitHub, deduplicated by content. 86 961 files from 2 125 authors, of which 68 678 are unique — the rest is the same skill repackaged into someone else's repository. For each one: what it weighs in tokens, whether it ships runnable scripts, and which MCP servers it needs.

68 678
unique skills
out of 86 961 files found on GitHub
18 283
are copies
same content, someone else's repository
1 749
tokens, median
what a typical skill costs you in context
8 467
name collisions
two skills with one name cannot sit side by side

10 501–10 560 of 68 678

page 176 of 1 145
Jetson Memory Audit
by NVIDIA
vendor

Measure Jetson DRAM/NvMap usage and verify before/after memory reclamation with live audit data.

2.3k tokens scripts
Jetson Package
by NVIDIA
vendor

Pick Jetson-compatible containers, vLLM runtime images, and Jetson AI Lab PyPI indexes; maps Orin SM 8.7 vs Thor SM 11.0 and JetPack-specific package choices.

1.8k tokens scripts
Jetson Optimize Memory
by NVIDIA
vendor

>- Reclaim DRAM by disabling unused subsystems across MB1 BCT, MB2 BCT, kernel reserved-memory, and SWIOTLB. Use for headless or no-camera Jetson deployments; not for CPU/GPU frequency tuning.

2k tokens
Jetson Print Bsp Info
by NVIDIA
vendor

Use when you need to print Jetson BSP info (L4T version, board configs, rootfs state) from a Linux_for_Tegra root on the host PC. This is an example skill.

1.3k tokens
Jetson Print Device Info
by NVIDIA
vendor

Use when you need to print Jetson device info (module model, L4T version, kernel, OS version, current power mode) from a running Jetson target. This is an example skill.

1.3k tokens
Jetson Promote Image
by NVIDIA
vendor

>- Use to promote overlay files and built artifacts into the staged image.

5k tokens
Jetson Quick Start
by NVIDIA
vendor

>- Entry skill for Jetson / IGX BSP customization. Asks one core click-to-select setup questionnaire and passes prefilled answers to downstream setup skills.

4.7k tokens
Jetson Set Target
by NVIDIA
vendor

>- Switch the active Jetson target-platform pointer to an existing profile YAML. Use before customize/build/flash to change target; not for authoring profiles — use jetson-init-target instead.

1.7k tokens
Jetson Speculative Decoding
by NVIDIA
vendor

Add EAGLE-3 or draft-model speculative decoding to a Jetson vLLM server when TPOT is the bottleneck.

1.2k tokens
Jetson Validate Image
by NVIDIA
vendor

>- Use after jetson-flash-image to run static BSP checks, on-target smoke/regression tests on a flashed DUT, or both. Not for build

3.5k tokens scripts
Launch Nemo Rl
by NVIDIA
vendor

Playbook for launching, monitoring, stopping, and debugging NeMo-RL recipes on a Kubernetes cluster via the nrl-k8s CLI. Covers ephemeral vs long-lived RayCluster modes, iterating on runs, and debugging hung or failed training jobs.

4.5k tokens
Nemo Automodel Distributed Training
by NVIDIA
vendor

Guide for selecting and configuring distributed training strategies in NeMo AutoModel, including FSDP2, Megatron FSDP, DDP, and parallelism settings.

4.8k tokens
Nemo Automodel Model Onboarding
by NVIDIA
vendor

Guide for onboarding new model architectures into NeMo AutoModel, including architecture discovery, implementation patterns, registration, and validation.

4.9k tokens
Nemo Automodel Launcher Config
by NVIDIA
vendor

Configure NeMo AutoModel job launches for interactive runs, Slurm clusters, and SkyPilot cloud execution.

2.2k tokens
Nemo Automodel Recipe Development
by NVIDIA
vendor

Create and modify NeMo AutoModel training and evaluation recipes, including YAML structure, builders, and execution flow.

2.8k tokens
Nemo Data Designer Plugin
by NVIDIA
vendor

Use when the user wants to create a dataset, generate synthetic data, or build a data generation pipeline.

1.5k tokens scripts
Nemo Evaluator Plugin
by NVIDIA
vendor

Use when working on the Evaluator plugin CLI, jobs, SDK-backed specs, metric types, or plugin-owned Evaluator skills.

1.3k tokens scripts
Nemo Mbridge Mlm Bridge Training
by NVIDIA
vendor

Run Megatron-LM (MLM) and Megatron Bridge training with mock or real data. Covers correlation testing, available recipes, and multi-GPU examples.

1.6k tokens
Nemo Mbridge Multi Node Slurm
by NVIDIA
vendor

Convert single-node scripts to multi-node Slurm sbatch jobs and debug common multi-node failures. Covers srun-native vs uv run torch.distributed approaches, container setup, NCCL timeouts, OOM sizing for MoE models, and interactive allocation.

3.9k tokens
Nemo Mbridge Perf Activation Recompute
by NVIDIA
vendor

Validate and use selective and full activation recompute in Megatron Bridge to reduce GPU memory usage at the cost of extra compute.

2.3k tokens
Nemo Mbridge Perf Cpu Offloading
by NVIDIA
vendor

Validate and use CPU offloading in Megatron Bridge, including layer-level activation offloading and fractional optimizer state offloading with HybridDeviceOptimizer.

2.3k tokens
Nemo Mbridge Perf Cuda Graphs
by NVIDIA
vendor

Validate and use CUDA graph capture in Megatron Bridge, including local full-iteration graphs and Transformer Engine scoped graphs for attention, MLP, and MoE modules.

3.5k tokens
Nemo Mbridge Perf Expert Parallel Overlap
by NVIDIA
vendor

Validate and use MoE expert-parallel communication overlap in Megatron-Bridge, including overlap_moe_expert_parallel_comm, delay_wgrad_compute, and flex dispatcher backends such as DeepEP and HybridEP.

2.9k tokens
Nemo Mbridge Perf Hierarchical Context Parallel
by NVIDIA
vendor

Operational guide for enabling hierarchical context parallelism in Megatron-Bridge, including config knobs, code anchors, pitfalls, and verification.

1.4k tokens
Nemo Mbridge Perf Megatron Fsdp
by NVIDIA
vendor

Operational guide for enabling Megatron FSDP in Megatron-Bridge, including config knobs, code anchors, pitfalls, and verification.

973 tokens
Nemo Mbridge Perf Memory Tuning
by NVIDIA
vendor

Techniques for reducing peak GPU memory in Megatron Bridge — expandable segments, PEFT + SP input re-gather, parallelism resizing, activation recompute, CPU offloading constraints, and common OOM fixes.

3.6k tokens
Nemo Mbridge Perf Moe Comm Overlap
by NVIDIA
vendor

MoE expert-parallel communication overlap in Megatron Bridge. Covers dispatch/combine overlap, flex dispatcher backends, and expert wgrad scheduling.

1.3k tokens
Nemo Mbridge Perf Moe Dispatcher Selection
by NVIDIA
vendor

Choose the right MoE token dispatcher (`alltoall`, DeepEP, or HybridEP) for the hardware, EP degree, and optimization stage. Summarizes patterns from DSV3, Qwen3, Qwen3-Next, and VLM bring-up work.

2k tokens
Nemo Mbridge Perf Moe Optimization Workflow
by NVIDIA
vendor

Systematic workflow for MoE training optimization in Megatron Bridge, based on the Megatron-Core MoE paper. Covers the Three Walls framework, parallel folding, recompute strategy, dispatcher choice, and CUDA-graph bring-up.

1.8k tokens
Nemo Mbridge Perf Moe Long Context
by NVIDIA
vendor

Long-context MoE training guidance for Megatron Bridge. Covers CP sizing, selective recompute, dispatcher choices, and practical patterns from DSV3, Qwen3, and Qwen3-Next long-context experiments.

1.2k tokens
Nemo Mbridge Perf Moe Hardware Configs
by NVIDIA
vendor

Representative MoE training playbooks by hardware platform and model family. Summarizes rounded throughput bands, parallelism patterns, and common tuning stacks.

1.5k tokens
Nemo Mbridge Perf Moe Vlm Training
by NVIDIA
vendor

Practical guidance for training MoE VLMs in Megatron Bridge. Compares FSDP and 3D-parallel approaches, using rounded lessons from Qwen3-VL, Qwen3-Next, and other multimodal experiments.

1.3k tokens
Nemo Mbridge Perf Parallelism Strategies
by NVIDIA
vendor

Operational guide for choosing and combining parallelism strategies in Megatron Bridge, including sizing rules, hardware topology mapping, and combined parallelism configuration.

2.4k tokens
Nemo Mbridge Perf Tp Dp Comm Overlap
by NVIDIA
vendor

Operational guide for enabling TP, DP, and PP communication overlap in Megatron-Bridge, including config knobs, code anchors, pitfalls, and verification.

923 tokens
Nemo Mbridge Perf Sequence Packing
by NVIDIA
vendor

Validate and use packed sequences and long-context training in Megatron-Bridge, distinguishing offline packed SFT for LLMs from in-batch packing for VLMs, and applying the right CP constraints.

1.9k tokens
Nemo Mbridge Recipe Recommender
by NVIDIA
vendor

Recommend and customize Megatron Bridge recipes for a user's model, GPU count, and training goal. Indexes library recipes (pretrain/SFT/PEFT) and performance recipes.

4.9k tokens
Nemo Mbridge Resiliency
by NVIDIA
vendor

Resiliency features in Megatron Bridge including fault tolerance, straggler detection, in-process restart, preemption, and re-run state machine.

2.8k tokens
Nemo Rl Auto Research
by NVIDIA
vendor

Autonomous NeMo-RL research agent workflow for directed hypothesis testing and open-ended discovery. Guides agents through the full experiment lifecycle: understanding recipes and environments, wiring RL or NeMo-gym runs, launching reproducible baselines and iterations, analyzing results, preserving human oversight, and using git plus TSV logs as the research ledger. Do NOT use for: bug fixes, code review, documentation, refactoring, dependency updates, or single-file changes.

2.3k tokens
Nemo Rl Docs
by NVIDIA
vendor

Documentation conventions for NeMo-RL. Covers docs/index.md updates and docstring format. Do NOT use for: bug fixes, test fixes, dependency bumps, refactoring, CI/CD changes, performance tuning, or any task that does not involve writing or updating documentation.

357 tokens
Nemo Rl Brev Etiquette
by NVIDIA
vendor

Brev instance operating guidance for NeMo-RL agents working in /home/ubuntu/RL with limited workspace disk, a larger /ephemeral volume, and optional /home/ubuntu/RL/.env secrets. Use when running nemo-rl-auto-research campaigns, experiments, training jobs, model or dataset downloads, shared cache-heavy commands, log-producing runs, checkpoint generation, W&B or Hugging Face authenticated workflows, or any workflow that may create large files on Brev.

1.3k tokens
Nemo Rl Session Memory
by NVIDIA
vendor

Manage durable working-session memory for coding agents. Use when a user asks to preserve or recover agent context across disconnects, VS Code restarts, long-running work, handoffs, or any session where important state should be written periodically under the repo's session directory. Do NOT use for: simple questions, short tasks, one-off commands, linting, or code review.

1.4k tokens
Nemotron Asr Finetune
by NVIDIA
vendor

Orchestration skill for NVIDIA Nemotron Speech (Riva) / NeMo ASR domain and language adaptation. Given a goal like "improve/fine-tune ASR for my domain or language", it scopes the task, picks the cheapest sufficient path (word boosting → n-gram LM → fine-tuning), delegates each stage to the right sub-skill (data generation, training, evaluation, deployment), and answers cost/time/data questions along the way.

2.3k tokens scripts
Nemotron Customize
by NVIDIA
vendor

Plan, configure, and chain repo-native Nemotron customization steps into single-step or multi-step pipelines: curation, translation, SFT/PEFT (AutoModel or Megatron-Bridge), pretraining/CPT, RL alignment (DPO/RLVR/GRPO/RLHF), BYOB/MCQ benchmarks, checkpoint conversion, ModelOpt optimization, env profiles, and evaluation of trained checkpoints or existing/hosted endpoints. Use when a request names a Nemotron step or workflow, or asks to clean, translate, train, fine-tune, align, convert, optimize, evaluate, or compose these into a pipeline. Do NOT use for frontend/dashboard/visualization work, generic ML advice, billing/access, or non-Nemotron coding tasks.

4.1k tokens
Nemotron Policy Generator
by NVIDIA
vendor

Generates BYO custom safety policies for NVIDIA Nemotron content-safety guardrails — Nemotron-Content-Safety-Reasoning-4B (text) and multimodal Nemotron-3-Content-Safety. Produces a Markdown policy, JSON taxonomy, and drop-in inference prompts. Maps rough words or an existing policy to V2 categories, adding custom categories or topic-following rules.

5k tokens
Nemotron Speech
by NVIDIA
vendor

Routes NVIDIA Nemotron Speech (Riva) NIM tasks — deploys, runs, and tests ASR, TTS, and NMT NIMs on build.nvidia.com or self-hosted.

2.4k tokens scripts
Nemotron Retrieval Recipes
by NVIDIA
vendor

Use when planning, debugging, tuning, evaluating, exporting, or deploying public Nemotron `embed`/`rerank` retrieval recipes.

2.6k tokens
Nv Generate Ct Rflow
by NVIDIA
vendor

Used for generating synthetic CT volumes and masks with NV-Generate-CTMR rflow-ct. Not for production training data without review.

3.1k tokens scripts
Nv Generate Mr Brain Finetune
by NVIDIA
vendor

Used for finetuning NV-Generate-CTMR MR-brain diffusion UNet from a NIfTI datalist. Not for clinical or production data approval.

3.2k tokens scripts
Nv Generate Mr Brain
by NVIDIA
vendor

Used for generating synthetic brain MRI volumes with NV-Generate-CTMR rflow-mr-brain. Not for production training data.

2k tokens scripts
Nv Generate Mr
by NVIDIA
vendor

Used for generating synthetic body MRI volumes with NV-Generate-CTMR rflow-mr. Not for paired masks or production training data.

2k tokens scripts
Nv Generate Vae Finetune
by NVIDIA
vendor

Used for finetuning the NV-Generate-CTMR MAISI VAE from CT/MRI NIfTI datalists. Not for clinical or production data approval.

3.1k tokens scripts
Nv Reason Cxr
by NVIDIA
vendor

Used for command-shape or live NV-Reason-CXR chest X-ray reasoning smoke tests. Not for diagnosis or clinical reporting.

3.9k tokens scripts
Nv Segment Ct Finetune
by NVIDIA
vendor

Used for smoke or dataset finetuning of NV-Segment-CT VISTA3D on CT NIfTI labels. Not for clinical validation.

2.3k tokens scripts
Nv Segment Ct
by NVIDIA
vendor

Used for running NV-Segment-CT VISTA3D on CT NIfTI volumes and recording label-map evidence.

2.1k tokens scripts
Nv Segment Ctmr
by NVIDIA
vendor

Used for running NV-Segment-CTMR on CT or MRI NIfTI volumes and recording label-map evidence. Not for clinical interpretation.

2.2k tokens scripts
Omniverse Cad To Simready
by NVIDIA
vendor

Coordinate the end-to-end CAD/source-asset to SimReady workflow. Use for broad requests such as CAD to SimReady, source asset to simulation-ready USD, or prop packaging that require conversion, material/physics assignment, SimReady conformance, validation, and optional package creation; deploy or verify Content Agents services first when property assignment is enabled; route single-stage work through nested references.

4.5k tokens scripts
Omniverse Usd Performance Tuning
by NVIDIA
vendor

Top-level workflow skill for USD performance diagnosis and optimization. Handles slow loading, high memory, low FPS, and broad scene-optimization requests; delegates auth/runtime setup to Phase 0 owners.

3.5k tokens scripts
Omniverse Realtime Viewer
by NVIDIA
vendor

Use as the top-level router for Omniverse Realtime Viewer USD app requests and focused viewer reference documents.

1.9k tokens
Physical AI Defect Image Generation
by NVIDIA
vendor

>- Use when the user wants to orchestrate defect image generation with NVIDIA Cosmos AnomalyGen (Cosmos-Predict2-derived) on OSMO for PCBA, metal surface, and glass inspection. The Day 0 path handles cold-start with USD-to-ROI, image-edit augmentation, and AnomalyGen to create initial PCBA datasets. The Day 1 path performs inference and labeling on real images. This skill helps with first-time asset setup, creation of finetuning checkpoints, and configuring deployment.

5k tokens scripts
Paidf Anomalygen
by NVIDIA
vendor

>- Full PAIDF AnomalyGen pipeline — fine-tune on a new anomaly dataset, generate synthetic anomaly images (SDG), evaluate quality (nn_score), and search per-sample generate from an existing checkpoint). Use when the user asks to "fine-tune AnomalyGen", "generate anomaly images", "run PAIDF SDG", "evaluate SDG output quality", "run per-sample search", or run any part of the AnomalyGen pipeline, even if they only mention one phase.

4.5k tokens

Claude Skills — questions

Answers built from the skills we actually parsed.

What is a Claude Skill?
A folder with a SKILL.md file: instructions that teach an agent to do one thing well, optionally with scripts and reference files alongside. The format is open and called Agent Skills — Claude Code, Codex and other agents read the same files. It is not a program you run; it is knowledge the agent loads when the task calls for it.
How is a skill different from an MCP server?
A server gives the agent new abilities — it connects to something and exposes tools. A skill gives the agent knowledge: how to use what it already has. They combine, and often literally: 13 478 of the skills here declare which MCP servers they need to work.
Why are there fewer skills here than in other catalogues?
Because we deduplicate by content. Of 86 961 files found on GitHub, 68 678 are unique — the rest is the same skill copied into someone else's repository, word for word. Catalogues that count files rather than skills show every copy as a separate entry.
What does the token count mean?
A skill is loaded in stages. Its name and description stay in the model's context all the time; the body of SKILL.md is read when the skill is used; other files in the folder, such as references, scripts and fonts, are opened only when the skill asks for them. The number we show is SKILL.md, the part every use pays for. A big folder is not a big cost: one official skill ships 83 font files, and none of them ever enters the context.
How do I install a skill?
Copy the skill folder into ~/.claude/skills for personal use, or into .claude/skills inside a project. The agent picks it up by the name in the SKILL.md header — which is worth checking: 8 467 skills here share a name with another skill, and two of them cannot sit side by side.