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Developer Tools
Code helpers, APIs, CLIs, browser automation, testing, and developer operations.
5814 skills
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Hacker News
Browse and search Hacker News. Fetch top, new, best, Ask HN, Show HN stories and job postings. View item details, comments, and user profiles. Search stories and comments via Algolia. Find "Who is hiring?" threads. Use for any HN-related queries like "what's trending on HN?", "search HN for AI", "show comments on story X", "who is hiring?", "latest Ask HN posts".
Hadoop
Manage Hadoop clusters with HDFS operations, YARN job tuning, and distributed processing diagnostics.
Hallucinating Splines
Build and manage cities autonomously on Hallucinating Splines — the headless Micropolis simulator with a REST API and MCP server for AI agents.
Handsfree Windows Control
Guide skill for controlling native Windows apps (UIA) and web browsers (Playwright) via the handsfree-windows CLI. Use when you need to automate or test desk...
Handshake — AI Payments
MCP server for the DRAIN payment protocol. Agents discover service providers, open USDC payment channels on Polygon, and call any service — LLM, scraping, im...
Handshake58 DRAIN
MCP server for the Handshake58 AI marketplace. Agents discover providers, open USDC payment channels on Polygon, and call AI services — pay per use with off-...
Hannah & Elena client skill for coworker integration by Sokosumi
Connect to Hannah and Elena agents from Serviceplan - specialized AI coworkers for marketing research and operations planning. Access via email or OpenAI-compatible API.
Happenstance
Search your professional network and research people using the Happenstance API.
HardStop
ACTIVATE THIS SKILL FOR ANY SHELL COMMAND OR FILE READ. Check curl, wget, rm, sudo, apt, dpkg, chmod, dd, format, powershell, bash, sh. Check pipe patterns l...
Hardcover.app skill for tracking books you're reading, reading goal, and finding books you'd love to read
Query reading lists and book data from Hardcover.app via GraphQL API. Triggers when user mentions Hardcover, asks about their reading list/library, wants book progress, searches for books/authors/series, or references "currently reading", "want to read", or "books I've read". Also use for syncing reading data to other systems (Obsidian, etc.) or tracking reading goals.
Harrypotter
CLI for AI agents to lookup Harry Potter universe info for their humans. Uses HP-API. No auth required.
Harvest Time Reporting
Integrate with the Harvest API to manage time entries, projects, tasks, clients, and user assignments for detailed time tracking and reporting.
Hash Toolkit
Content hashing for deduplication with MD5, SHA256, and perceptual hashing
Headless Brave Browser
Headless web search and content extraction via the Brave Search API. Features exponential-backoff retry, circuit breaker fault isolation, bounded-concurrency...
Headless Vault CLI
Read and edit Markdown notes on your personal computer via SSH tunnel. Use when the user asks to read, create, or append to notes in their vault.
Health Guide
의료/건강 상담 스킬. 10개 인텐트 라우팅(Symptom Check~Beginner Guide), hira-hospital 병원 연계 + 국가건강정보포털 API + 식약처 의약품 API 기반 Flash+Deep-Dive 2겹 리포트. 트리거: "증상", "어디 아파", "진료과"...
HealthKit Sync
iOS HealthKit data sync CLI commands and patterns. Use when working with healthsync CLI, fetching Apple Health data (steps, heart rate, sleep, workouts), pairing iOS devices over local network, or understanding the iOS Health Sync project architecture including mTLS certificate pinning, Keychain storage, and audit logging.
Hedera Token Minting
Create and manage fungible tokens and NFTs on Hedera with minting, supply control, and permission configuration.
Hedera Transaction Builder
Build, sign, and submit Hedera transactions including HBAR transfers, token operations, and smart contract calls to the Hedera network.
Hefestoai Auditor
Static code analysis tool. Detects security vulnerabilities, code smells, and complexity issues across 17 languages. All analysis runs locally — no code leav...
Helius API
Query Solana data via the Helius API. Use when the user asks about Solana wallet balances, token holdings, NFT holdings, transaction history, transfer activity, wallet identity/labels, wallet funding sources, parsing transactions, or other Solana on-chain data. Triggers on: "solana wallet", "sol balance", "solana transactions", "wallet history", "who funded this wallet", "wallet identity", "solana transfers", "solana NFTs", "helius", "check solana address", "solana data", "parse transaction", "enhanced transactions", "transaction details".
Henteplan Skill
Look up Norwegian waste collection schedules — find your provider, search your address, and get upcoming pickup dates
Hetzner Cloud CLI
Manage Hetzner Cloud infrastructure using the hcloud CLI. Use when working with Hetzner servers, firewalls, networks, volumes, load balancers, or any Hetzner...
Hetzner Cloud CLI
Hetzner Cloud CLI for managing servers, volumes, firewalls, networks, DNS, and snapshots.