Tools
Every Skill, MCP server, CLI and plugin in the directory. Filter by type, profession or tag, or search by keyword.
Profession: QA +4
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There are more. Type to find them.
595 items

VisiData
CLITerminal tool for exploring and wrangling tabular data: opens dozens of formats including CSV, JSON, Excel and SQLite for filtering, sorting, pivots and frequency counts. --batch mode replays actions headlessly or converts file formats.
saulpw/visidata9.4k
Harness
PluginSay build a harness for this project and it designs a domain-specific agent team, generating subagent definitions, companion skills and orchestration, validates them and keeps evolving them from feedback. Supports workflow orchestration, persistent agent teams and subagent delegation.
revfactory/harness9.2k
Checkov
CLIStatic scanner for security and compliance issues in Terraform, CloudFormation, Kubernetes, Helm, Dockerfiles and CI pipeline configs, with over a thousand built-in policies and hard-coded secret detection. Outputs SARIF, JSON and more. Maintained by Prisma Cloud.
bridgecrewio/checkov9.1k
Scientific Figure Making
SkillPublication-quality matplotlib plotting skill from a Yale PhD student: bar charts, trends, heatmaps and multi-panel figures with consistent fonts, colors and export settings, plus real plotting scripts from papers published in venues like Nature Machine Intelligence. Needs Python.
ChenLiu-1996/figures4papers8.9k
Atlas
CLIManage database schemas as code: declare the desired schema in SQL, HCL or your ORM and Atlas plans, lints and applies migrations, and can export existing databases as HCL, SQL or Mermaid ER diagrams. Supports PostgreSQL, MySQL and a dozen other databases.
ariga/atlas8.8k
jc
CLIConverts the output of 100+ commands such as dig, ps, ls and ifconfig, plus common file formats, into JSON so agents can parse it reliably with jq or scripts. Also usable as a Python library.
kellyjonbrazil/jc8.7k
NextTrace
CLIOpen-source visual traceroute that shows IP geolocation, AS number and carrier for every hop, with continuous MTR probing and JSON output; the full edition can also be deployed as an MCP server.
nxtrace/NTrace-core8.2k
xh
CLIHTTP client CLI that reimplements HTTPie's syntax in Rust with a focus on performance; key-value pairs on the command line are sent as JSON by default, making it quick to debug REST APIs.
ducaale/xh8.1k
MLX-Audio
CLIOffline speech toolkit for Apple Silicon Macs: CLI text-to-speech (including Chinese and voice cloning) and speech-to-text, for voicing lessons and explainer videos or transcribing lectures and interviews, with data staying local. Needs an M-series Mac and Python 3.10+; MP3 export needs ffmpeg.
Blaizzy/mlx-audio8.1k
dasel
CLIQuery, modify and convert JSON, YAML, TOML, XML, CSV, HCL, INI and more with one selector syntax, editing config files in place or converting between formats, handy for agents handling structured data in scripts. A single dependency-free binary that works much like jq or yq.
TomWright/dasel8.1k
App Store Connect CLI
CLIasc CLI for scripting the App Store Connect API: manage builds, TestFlight, metadata, signing and review submissions to automate iOS and macOS releases from the terminal or CI. Ships with a companion agent skill pack. Needs an App Store Connect API key.
rorkai/App-Store-Connect-CLI8k
Steampipe
CLIQuery cloud resources and SaaS APIs live with SQL: plugins map AWS, Azure, GCP, GitHub, Kubernetes and other services to tables you can select from directly, no ETL needed. A single binary with Postgres built in.
turbot/steampipe8k
Static Analysis
SkillTrail of Bits static analysis skills: CodeQL for interprocedural taint tracking and data-flow analysis, Semgrep for rule-based scanning, plus parsing and deduplicating SARIF results. Requires CodeQL or Semgrep installed locally.
trailofbits/skills7.8k
Variant Analysis
SkillFrom Trail of Bits: starts from one confirmed vulnerability, distills its root cause, then writes and progressively generalizes CodeQL/Semgrep queries to find similar variants across the codebase and report them by severity.
trailofbits/skills7.8k
Agentic Actions Auditor
SkillTrail of Bits skill that audits GitHub Actions workflows wired to AI coding agents (Claude Code Action, Codex, Gemini CLI and others) for prompt injection, env-variable relays, dangerous sandbox settings, wildcard allowlists and other privilege risks.
trailofbits/skills7.8k
stable-diffusion.cpp
CLIDiffusion model inference in pure C/C++: one sd-cli command runs SD, FLUX, Qwen Image, Wan and more locally to create or edit images and short videos, with Metal acceleration on Mac. No cloud needed; bring your own model weights and use a release binary or build from source.
leejet/stable-diffusion.cpp7.8k
Differential Review
SkillFrom Trail of Bits: reviews PRs, commits or diffs from a security angle, tracing history with git blame, estimating blast radius by caller count and checking test coverage gaps, then writes a Markdown review report.
trailofbits/skills7.8k
Supply Chain Risk Auditor
SkillTrail of Bits skill that audits npm, PyPI and Go supply-chain risk: known advisories across direct deps and the whole lockfile tree, deprecated or archived upstreams, npm publisher concentration and install-time scripts. Needs uv; a logged-in gh is recommended.
trailofbits/skills7.8k
Trail of Bits Skills
PluginPlugin marketplace from security firm Trail of Bits with 40+ plugins for code auditing, CodeQL/Semgrep static analysis, variant analysis, supply-chain risk, smart contract security and reverse engineering. Codex can load it directly too.
trailofbits/skills7.8k
Research Paper Writing Skills
SkillTurns Peng Sida's public research-writing notes into a skill: revises abstracts, introductions, methods and experiments of ML/CV/NLP papers from a reviewer's view, checks that each claim has experimental evidence, and runs a pre-submission self-check. Pure methodology, no API key.
Master-cai/Research-Paper-Writing-Skills7.8k
Defending Code Reference Harness
SkillAnthropic's reference implementation for finding and fixing vulnerabilities: Claude Code skills for threat modeling, static scanning, triage and patching, plus an autonomous recon-to-patch pipeline (C/C++ memory bugs by default; needs Docker and gVisor). No longer maintained.
anthropics/defending-code-reference-harness7.6k
kubectl-ai
CLIManage Kubernetes clusters in natural language: translates intent into kubectl operations and runs them, and can serve as an MCP server for other agents. Uses Gemini by default (API key required) and also supports OpenAI and local models. Maintained by Google Cloud.
GoogleCloudPlatform/kubectl-ai7.6k
Data Analytics
SkillOpenAI's official data analytics skills: data quality assessment, KPI design, metric anomaly diagnosis, dashboards and analysis reports, market sizing and notebooks. Ships with a Codex plugin; some skills depend on its runtime.
openai/plugins7.6k
Jupyter Notebooks
SkillCreates, edits and validates reproducible Python and SQL Jupyter notebooks: organizes cells as reports or tutorials, checks conclusions against actual output and reruns top to bottom before handoff. Maintained by OpenAI in the Data Analytics plugin of openai/plugins.
openai/plugins7.6k