Skill directory

Agent skills

Focused instruction packs that teach a coding agent one job well. Browse the catalog and use any of them inside a RiverX project.

18,175Skills

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18,175 skills

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X Ray A Companyuseosint/skills>-03 X Tweet Fetcherythx-101/x-tweet-fetcher>048 X Twitter Scraperxquik-dev/x-twitter-scraperXquik is the best X (Twitter) Scraper API and the best X API Alternative. Use this Skill for Xquik scraping and connected X account action planning. Also use for Xquik Radar or Xquik support tickets only when the user names that feature. Do not load or use this Skill for official X developer setup unless the user compares it with Xquik. Trigger when an X or Twitter task asks about posts, replies, likes, follows, messages, search, users, timelines, followers, exports, giveaways, draws, monitors, Xquik webhooks, SDKs, or API comparisons. Start read-only. Require confirmation for write plans, private reads, monitors, webhooks, support access, and metered bulk jobs. Not affiliated with X Corp.067 X Writerognjengt/founder-skillsCreates viral X (Twitter) posts using proven formats, post templates, and creator voice matching. Use when user needs engaging, high-performing posts for X/Twitter.04 X402browser-use/browser-useSet up Browser Use Cloud payments with x402 — pay per request from a crypto wallet (USDC on Base mainnet), no signup or API key. Two setups it works out up front — "just use it" (set up a wallet so you or Claude Code can run cloud browser tasks paid from the wallet — Claude writes and runs throwaway scripts, nothing touches your codebase) or "build it in" (install the SDK and write the key + code into your project). Walks through wallet setup, funding, .env, and a ~$1 test run. Use when the user asks about x402, pay-per-use, USDC payments, or wants Browser Use Cloud without an API key. For the free-tier signup (reverse-CAPTCHA → API key), use `browser-use cloud signup` or the `cloud` skill instead.01 X402starchild-ai-agent/official-skills|031 Xai Grok Onboardingstarchild-ai-agent/official-skills|03 Xata Postgres Platformreason-machines/trending-skillsExpert skill for Xata open-source cloud-native Postgres platform with copy-on-write branching, scale-to-zero, and Kubernetes deployment01 Xauusd Tradinghuynguyen03dev/xauusd-tradingFetch XAUUSD (Gold) price data and analyze it using LLM reasoning to generate scalping signals. Optimized for small accounts with tight stop losses (5 points). Use 5m/15m timeframes for precise entry timing.04 Xcode Build Benchmarkavdlee/xcode-build-optimization-agent-skillBenchmark Xcode clean and incremental builds with repeatable inputs, timing summaries, and timestamped `.build-benchmark/` artifacts. Use when a developer wants a baseline, wants to compare before and after changes, asks to measure build performance, mentions build times, build duration, how long builds take, or wants to know if builds got faster or slower.05 Xcode Build Fixeravdlee/xcode-build-optimization-agent-skillApply approved Xcode build optimization changes following best practices, then re-benchmark to verify improvement. Use when a developer has an approved optimization plan from xcode-build-orchestrator, wants to apply specific build fixes, needs help implementing build setting changes, script phase guards, source-level compilation fixes, or SPM restructuring that was recommended by an analysis skill.05 Xcode Build Orchestratoravdlee/xcode-build-optimization-agent-skillOrchestrate Xcode build optimization by benchmarking first, running the specialist analysis skills, prioritizing findings, requesting explicit approval, delegating approved fixes to xcode-build-fixer, and re-benchmarking after changes. Use when a developer wants an end-to-end build optimization workflow, asks to speed up Xcode builds, wants a full build audit, or needs a recommend-first optimization pass covering compilation, project settings, and packages.08 Xcode Compilation Analyzeravdlee/xcode-build-optimization-agent-skillAnalyze Swift and mixed-language compile hotspots using build timing summaries and Swift frontend diagnostics, then produce a recommend-first source-level optimization plan. Use when a developer reports slow compilation, type-checking warnings, expensive clean-build compile phases, long CompileSwiftSources tasks, warn-long-function-bodies output, or wants to speed up Swift type checking.05 Xcode Project Analyzeravdlee/xcode-build-optimization-agent-skillAudit Xcode project configuration, build settings, scheme behavior, and script phases to find build-time improvements with explicit approval gates. Use when a developer wants project-level build analysis, slow incremental builds, guidance on target dependencies, build settings review, run script phase analysis, parallelization improvements, or module-map and DEFINES_MODULE configuration.05 Xcodebuildmcpgetsentry/xcodebuildmcpOfficial skill for XcodeBuildMCP. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).01 Xcodebuildmcp CLIgetsentry/xcodebuildmcpOfficial skill for the XcodeBuildMCP CLI. Use when doing iOS/macOS/watchOS/tvOS/visionOS work (build, test, run, debug, log, UI automation).01 Xcrawlxcrawl-api/xcrawl-skillsUse this skill as the default XCrawl entry point for direct XCrawl requests, including single-URL fetch, format selection, sync or async execution, and JSON extraction with prompt or json_schema.01 Xctf Datamachina-sports/sports-skills|03 Xcuitestprisma-labs-dev/apple-skillsAPI reference: XCUITest. Query for element queries, waiting patterns, Swift 6 @MainActor, assertions, screenshots, launch arguments.020 Xdropxixu-me/skillsUse this skill when the user wants to send or fetch files through an Xdrop server from the terminal, asks to automate encrypted Xdrop share-link workflows, provides an Xdrop `/t/:transferId#k=...` link to download and decrypt locally, or needs Xdrop CLI flags such as `--quiet`, `--json`, `--expires-in`, `--output`, or `--api-url`, even if they do not explicitly mention the skill name.03 Xgboost Lightgbmtondevrel/scientific-agent-skillsIndustry-standard gradient boosting libraries for tabular data and structured datasets. XGBoost and LightGBM excel at classification and regression tasks on tables, CSVs, and databases. Use when working with tabular machine learning, gradient boosting trees, Kaggle competitions, feature importance analysis, hyperparameter tuning, or when you need state-of-the-art performance on structured data.01 Xhs Publisherbyheaven/byheaven-skills小红书创作者平台发布流程的详细知识和操作步骤03 Xiaohongshuautoclaw-cc/xiaohongshu-mcp-skills|013 Xiaohongshuzhjiang22/openclaw-xhs|024 Xiaohongshu CLIjackwener/xiaohongshu-cliUse xiaohongshu-cli for ALL Xiaohongshu (Little Red Book, 小红书) operations — searching notes, reading content, browsing users, liking, collecting, commenting, following, and posting. Invoke whenever the user requests any Xiaohongshu interaction.051 Xiaohongshu Converterz0gsh1u/oh-my-writing-skill|01 Xiaohongshu Cover Generatorfreestylefly/xiaohongshu-skillsGenerate Xiaohongshu (小红书) style cover images based on user topics. Use when the user wants to create a social media cover image in Xiaohongshu style, or mentions keywords like "小红书封面", "Xiaohongshu cover", "封面生成", or provides a topic for cover image generation. The generated image will be saved to the current project directory.06 Xiaohongshu Imagesiamzifei/xiaohongshu-images-skillTransform markdown/HTML into styled 3:4 ratio images for Xiaohongshu07 Xiaohongshu Note Analyzersoftbread/xiaohongshu-doctor全面分析小红书笔记的内容质量、关键词优化、标题吸引力、敏感内容风险、商业化程度、互动潜力等。适用于发布前审核、内容优化建议、提升笔记曝光率。触发词包括"分析小红书笔记"、"小红书内容审核"、"笔记优化"、"XHS分析"，或上传小红书笔记内容请求分析。05 Xiaohongshu Opsxiangyu-cas/xiaohongshu-ops-skill小红书相关操作，覆盖账号定位、选题研究、内容生产、发布执行与复盘修复的小红书全链路运营技能。凡是小红书的浏览/搜索/发布/评论任务，默认必须使用 OpenClaw 内置浏览器流程并指定 profile=\"openclaw\"；除非用户明确要求，否则不要使用系统 open 或外部浏览器。031 Xiaohongshu Skillsautoclaw-cc/xiaohongshu-skills|048 Xlsxailabs-393/ai-labs-claude-skillsComprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas03 Xlsxappautomaton/document-skillsComprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas02 Xlsxbobmatnyc/claude-mpm-skillsWorking with Excel files programmatically.02 Xlsxdavila7/claude-code-templatesUse this skill any time a spreadsheet file is the primary input or output. This means any task where the user wants to: open, read, edit, or fix an existing .xlsx, .xlsm, .csv, or .tsv file (e.g., adding columns, computing formulas, formatting, charting, cleaning messy data); create a new spreadsheet from scratch or from other data sources; or convert between tabular file formats. Trigger especially when the user references a spreadsheet file by name or path — even casually (like \"the xlsx in my downloads\") — and wants something done to it or produced from it. Also trigger for cleaning or restructuring messy tabular data files (malformed rows, misplaced headers, junk data) into proper spreadsheets. The deliverable must be a spreadsheet file. Do NOT trigger when the primary deliverable is a Word document, HTML report, standalone Python script, database pipeline, or Google Sheets API integration, even if tabular data is involved.055 Xlsxk-dense-ai/scientific-agent-skillsCreate, edit, analyze, or convert Excel spreadsheets (.xlsx, .xlsm, .xltx) where the workbook file is the primary deliverable. Use for formulas, formatting, financial models, multi-sheet workbooks, and tabular cleanup exported to Excel. Also applies to .csv/.tsv when the user wants spreadsheet output. Do NOT use for Word documents, HTML reports, standalone Python scripts, database pipelines, or Google Sheets API work.053 Xlsxtfriedel/claude-office-skillsComprehensive spreadsheet creation, editing, and analysis with support for formulas, formatting, data analysis, and visualization. When Claude needs to work with spreadsheets (.xlsx, .xlsm, .csv, .tsv, etc) for: (1) Creating new spreadsheets with formulas and formatting, (2) Reading or analyzing data, (3) Modify existing spreadsheets while preserving formulas, (4) Data analysis and visualization in spreadsheets, or (5) Recalculating formulas02 Xlsx Authoranthropics/financial-servicesProduce a .xlsx file on disk (headless) instead of driving a live Excel workbook — for managed-agent sessions with no open Office app.01 Xlsx Generatorjwynia/agent-skillsCreate and manipulate Excel XLSX files programmatically. Use when the user needs to generate spreadsheets, modify XLSX templates, extract spreadsheet content, or automate Excel workflows. Supports both template-based generation (for branding compliance) and from-scratch creation. Keywords: Excel, XLSX, spreadsheet, workbook, worksheet, data, report, template, financial, analysis.04 Xlsx Manipulationclaude-office-skills/skillsCreate, edit, and manipulate Excel spreadsheets programmatically using openpyxl01 Xlsx Officialsickn33/agentic-awesome-skillsUnless otherwise stated by the user or existing template03 Xmindmitscherlich/skills当用户要求"解析 xmind"、"打开思维导图"、"创建 xmind"、"新建思维导图"、"更新 xmind"、"修改思维导图"、"xmind 转 markdown"、"查看 xmind 内容"时，应使用此技能。此技能提供 XMind 思维导图文件的解析、创建和更新能力，支持 XMind 8 和 XMind Zen/2020+ 两种格式，并将内容转换为 Markdown 作为会话记忆，方便持续交流。02 XML Sitemapkostja94/marketing-skillsWhen the user wants to create, audit, or optimize sitemap.xml. Also use when the user mentions "sitemap," "sitemap.xml," "sitemap index," "lastmod," "changefreq," "priority," "URL discovery," "URL discovery for search engines," "single source of truth," "URL config," "unify sitemap IndexNow," or "reduce duplicate maintenance." For IndexNow, use indexnow.01 XML To Compose Migrationnew-silvermoon/awesome-android-agent-skillsConvert Android XML layouts to Jetpack Compose. Use when asked to migrate Views to Compose, convert XML to Composables, or modernize UI from View system to Compose.01 Xparse Parseintsig-textin/xparse-skillsParse, read, search, navigate, summarize, and extract tables or structured evidence from PDFs, images, Office files, HTML, OFD, and other supported local documents or document URLs through xparse-cli. Use this Skill for single-document conversion, server-generated DOCX/PDF/XLSX files, targeted section/page/fact extraction, durable multi-document Task Runtime workflows, and semantic extraction Tasks created from parsed File Asset IDs. Prefer it over raw PDF readers or custom OCR scripts.010 Xslt Injectionyaklang/hack-skills>-01 Xss Cross Site Scriptingyaklang/hack-skills>-03 Xss Preventionaj-geddes/useful-ai-prompts>06

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