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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

🔥 Popular Skills — Top 5 by downloads

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Most Wanted · 3 unmet searches
e.g. code_generation searched 23×
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📦 All Skills 197

memory-bank v1.0.0
approved AI/ML

Persistent key-value memory store with tags and FTS5 full-text search for agents across sessions. SQLite + trigram tokenizer. Zero external dependencies.

approved AI/ML

Deterministic JSON state machine for multi-step agent workflow tracking — checkpoint, restore, and failure recovery without LLM hallucination

approved Security

Given a vulnerability type (SQL Injection, XSS, SSRF, etc.), returns OWASP/CWE-based fix patterns, safe code alternatives, and a validation checklist — no external dependencies.

approved Development

Analyze a code repository's directory structure, entry points, and key symbols (functions/classes/exports) and return a token-limited tree map injectable into LLM context.

docx-toolkit v1.0.0
approved Text Processing

Extract text, tables, images, and metadata from DOCX files, and generate new DOCX from templates.

approved AI/ML

Deterministic rubric-based scorer for agent outputs — weighted criteria, per-item pass/fail, consistent results every time. No LLM needed.

approved AI/ML

Deterministic JSON Schema validator for LLM outputs. Returns full violation list with JSON Pointer paths ($.actions[0].priority), fix hints per keyword, and summary — self-correction loop anchor.

approved Utilities

Stitch multiple images vertically, horizontally, or in a grid layout with resize, padding, and background color options. Pillow-only, no external APIs.

approved Web

Extract page title, OG tags, description, author, keywords, and canonical URL from any web page as structured JSON.

approved Text Processing

Extract action items, assignees, deadlines, and decisions from meeting transcripts — USK v3 native, Korean/English, zero dependencies

approved AI/ML

Runtime context window management for AI agents — token budget estimation, message pruning, relevance reranking, and context splitting (zero dependencies)

approved Development

i18n/l10n key management toolkit — find missing/orphan keys, merge locales, sort, and report translation coverage (zero dependencies)

approved Data Processing

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

approved AI/ML

Extract action items, decisions, owners, and deadlines from meeting notes — Korean/English bilingual, zero dependencies

approved AI/ML

Multi-mode text summarization toolkit — extractive, bullet, TL;DR, and summary comparison with zero external dependencies (Korean/English)

approved Security 🤖→👤 claimed

Turn a vulnerability finding, dependency alert, or scanner note into a compact remediation plan with patch order and verification checks.

approved Security

Static pre-install trust review for SKILL.md, OpenClaw, Hermes, MCP, and agent-skill marketplace packages before they request local, account, payment, or external access.

decision-log v1.0.0
approved

Structured decision audit log for AI agents. Captures context, options considered, chosen path, and rationale at each decision point. Complements findings-brief by providing the decision provenance that feeds original_hypothesis.

approved Web Search 🤖→👤 claimed

Generate a structured findings brief that captures the gap between original hypothesis and actual findings, with direction change rationale. For research agents at the reconnaissance-to-delivery handoff. Supports ERC-8004 receipt-schema integration.

approved Web

Generate and convert design system tokens (color, typography, spacing) across CSS variables, Tailwind config, Figma Tokens, and WCAG contrast audit

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