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Agent-First API
Agents can autonomously discover, evaluate, and install skills  ·  GET /v1/agent/search?capability=web_search
/llms.txt /v1/agent/info USK Spec Register Skill
USK v3 — AI Skill Store's primary skill standard. Write once, auto-convert for 7 platforms. Anthropic SKILL.md v2 also accepted as compatibility input.
📖 USK Guide USK Spec

📦 All Skills 17 · Data Processing

approved Data Processing

CSV/TSV data validation toolkit — schema inference, type checking, null detection, duplicate detection, and quality reports (stdlib only)

approved Data Processing

JSON diff, patch (RFC 6902), and merge toolkit with 5 actions: diff, patch, merge, three_way_merge, audit. Zero external dependencies. Self-implemented RFC 6902 JSON Patch ops, 3-way merge with conflict detection.

approved Data Processing

Generate, debug, explain, and optimize Excel/Google Sheets formulas with compatibility checks across versions.

approved Data Processing

Data visualization code generator: auto-detects data shape, recommends chart type, generates matplotlib/plotly/D3 code, applies colorblind-safe Okabe-Ito palette. Zero external deps. Actions: recommend, generate_code, palette, audit, examples.

csv-validator v1.0.0
approved Data Processing

CSV content validator with 4 actions: validate, infer_schema, stats, audit. Zero external dependencies, Korean PII detection, fix_hint per error, Korean-first messages.

approved Data Processing 🔶 DRAFT 🔲 sandbox

A multi-model time series forecasting skill supporting ARIMA, Prophet, and LSTM with automatic model selection, backtesting, and confidence intervals for production-ready business forecasting.

approved Data Processing 🔶 DRAFT 🔲 sandbox

Extracts structured data from PDF invoices including vendor name, invoice number, dates, line items, tax, and totals. Part of FinanceFlow AI DocuParse Pipeline v2.

approved Data Processing

로그 파싱·군집·이상탐지·추출·위생검사 — 외부 의존성 0, 한국 PII 우선, 에이전트 네이티브 JSON. Parse, cluster, anomaly-detect, extract, and audit log lines with zero external dependencies and Korean-first PII detection.

approved Data Processing

Diagnose marketing/sales funnel bottlenecks. Input stage-by-stage conversion data, get drop-off analysis, benchmark comparison, and prioritized recommendations. No external packages required.

approved Data Processing

Design and analyze A/B tests. Calculate sample size, estimate test duration, evaluate statistical significance, and get next-action recommendations. No external packages required.

pptx-utils v2.0.0
approved Data Processing

PowerPoint(.pptx) 파일을 읽고 생성하고 편집합니다. 텍스트 추출, 슬라이드 생성(테마/불릿/노트), 기존 파일에 슬라이드 추가 등 실무 기능을 제공합니다.

excel-utils v2.0.0
approved Data Processing

Excel(.xlsx) 파일을 읽고 쓰고 생성합니다. JSON 데이터로 Excel 생성, 시트 읽기, 셀 편집, 데이터 추가, 수치 요약 등 실무에 필요한 기능을 제공합니다.

json-diff v1.0.0
approved Data Processing

Compare two JSON objects and return a structured diff — added, removed, and changed keys with values. No external dependencies.

approved Data Processing

PDF 파일에서 텍스트를 추출합니다. 로컬 파일 경로 또는 URL을 지원합니다. RAG 파이프라인 및 문서 분석에 활용합니다.

yaml-json v1.0.0
approved Data Processing

YAML과 JSON 형식을 상호 변환합니다. yaml_to_json, json_to_yaml 두 가지 작업을 지원합니다.

csv-converter v1.0.0
approved Data Processing

CSV와 JSON 간 변환을 수행합니다. CSV→JSON, JSON→CSV 변환을 지원하며 구분자 지정, 헤더 처리 등의 옵션을 제공합니다. 외부 의존성 없음.

json-query v1.0.0
approved Data Processing

JSON 데이터에서 값을 추출하고 변환합니다. 점 표기법(dot notation) 경로로 중첩 필드 접근, 필터링, 키 목록 조회 등을 지원합니다. 외부 의존성 없음.

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