0xMassi
- 11 skills
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- 18 hours ago last updated
- ▌ Webclaw · 0xmassiWeb extraction for AI agents. Scrape, crawl, map, batch, extract, summarize, diff, brand, search, and 28 site-specific extractors turn any URL into clean Markdown, text, or JSON. Runs locally with no key via the webclaw MCP server; set an optional WEBCLAW_API_KEY to handle bot-protected and JavaScript-rendered pages. Use when web_fetch returns blocked or empty content, or you need structured, LLM-ready extraction.
- ▌ Lead Enrichment · 0xmassi bundleDiscover and qualify B2B leads using webclaw. Start from a CSV of domains, a directory or "best tools" listing URL, or a plain-language ICP description — get back an enriched sheet of firmographics (company name, pitch, published contact email, socials, pricing model, target customer, tech signals, or any custom field) read from each company's own site via /v1/extract. Use when the user wants to find/discover leads, build a prospect list, qualify companies from their websites, or asks for a "Clay alternative" without per-seat pricing. This is the discovery + firmographics half; for founders/leadership with their LinkedIn and X, use webclaw's `lead` / `lead_batch` tools instead. Billed per extract call, not per seat.
- ▌ Code Review · 0xmassiCode review combining language strictness rules, security auditing, and performance analysis. Use when a user says /code-review or asks to review a branch, PR, or set of changes. Auto-detects languages and applies the relevant rule sets from typescript-strict, rust-strict, swift-strict, go-strict, javascript-strict, security-audit-standard, performance-audit-standard, and github-standards.
- ▌ Rust Strict · 0xmassiRust security, strictness, and vulnerability prevention rules. Use when writing, reviewing, or auditing Rust code. Complements rust-skills (179 general rules) with security-focused rules: unsafe audit, unwrap/expect bans, error handling hierarchy, secret handling, concurrency safety, input validation for Tauri commands, and release profile hardening. Derived from production Rust projects.
- ▌ Swift Strict · 0xmassiSwift/SwiftUI strictness, clean code, and security rules. Use when writing, reviewing, or refactoring Swift code in iOS/macOS projects. Covers force unwrap prevention, @Observable vs ObservableObject patterns, access control, concurrency safety (@MainActor, actors, Sendable), error handling with typed enums, memory leak prevention, guard-first style, and naming conventions. Derived from production iOS apps.
- ▌ Github Standards · 0xmassiGitHub repository standards and workflow rules. Use when creating repos, opening PRs, pushing code, setting up CI, creating branches, writing READMEs, or reviewing repo hygiene. Covers commit format (complements git-commit skill), PR message template, sensitive data pre-commit checks, repo naming, README requirements, branch naming, .gitignore baseline, release tagging, and CI/CD baseline. Derived from conventions across 22+ repositories.
- ▌ Testing Patterns · 0xmassiTesting standards and patterns across TypeScript (Vitest), Rust (cargo test), Swift (Swift Testing), and Go (go test). Covers file conventions, mock strategies, async testing, CI integration, and anti-patterns based on real project usage.
- ▌ Typescript Strict · 0xmassiTypeScript strictness, clean code, and security rules. Use when writing, reviewing, or refactoring TypeScript code in any project. Enforces strict type safety (no any, no as, no unknown abuse), proper error handling patterns, import hygiene, React component conventions, and vulnerability prevention. Derived from 10+ production TypeScript projects with 100% strict mode adoption.
- ▌ Performance Audit Standard · 0xmassiPerformance audit methodology for codebases. Use when profiling applications, identifying bottlenecks, or optimizing hot paths. Covers Big O analysis, hot path identification, data structure optimization (Set/Map over Array), algorithm improvement patterns, async I/O fixes, connection pooling, caching strategies, and priority quick-wins matrix format. Derived from production performance optimization work.
- ▌ Astra Workflows · 0xmassi bundleApply a workflow from the Astra prompt pack when the user asks for an Astra audit, planning, research, or implementation workflow, or selects a numbered task from the pack. Use the selected workflow within the user's stated scope; ordinary coding questions do not need the whole pack.
- ▌ Redditlens · 0xmassi bundleFind real pain points on Reddit for any product, niche, or audience, then draft value-first replies the user can post. Interactive Q&A drives the search; outputs a pain-point report with reply drafts.