Claude Code PostgreSQL plugins and skills

Gives Claude Code access to the prompts.chat library, letting you search, retrieve and improve AI prompt templates, and find and install Agent Skills from its registry.

2 skills

@gh-fInstall Plugin

Gives your app a hosted Postgres database with built-in auth, auto-generated APIs and file storage, and the explorer skill helps you build Studio surfaces like SQL snippets, notebooks and query cells.

1 skill

@supabaseInstall Plugin

Orchestrates teams of AI agents to run work like a company, with a Node.js server and React UI. Adds skills for delegating tasks, following up on results, reviewing team status, and managing Paperclip tasks from Hermes.

22 skills

@paperclipaiInstall Plugin

Skills for contributors to the Bun JavaScript runtime codebase. They cover implementing JavaScript classes in C++ and Rust with JavaScriptCore, garbage collector pitfalls, Rust system calls via bun_sys, and finding slow CI tests.

8 skills

@oven-shInstall Plugin

Gives you a research agent that breaks a question into parallel sub-tasks, keeps notes across sessions, and runs code safely, so you can hand off literature review and data analysis instead of doing each step yourself.

29 skills

@bytedanceInstall Plugin

Organizes your AI agents into a team that runs around the clock, handling hiring, scheduling, delegation and reporting so you can stay in charge without staying online.

@lobehubInstall Plugin

Organizes your AI agents for round-the-clock operation, with tools to hire, schedule and report on your agent team. Lets you oversee the agents without staying online yourself.

@lobehubInstall Plugin

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

3 skills

@grafanaInstall Plugin

Gives Claude Code long-term memory through Hindsight. It recalls relevant past context before answering, retains durable facts as the agent learns them, and reflects over stored memory.

18 skills

@vectorize-ioInstall Plugin

Plugin for the Cal.com scheduling platform, with skills for its API and webhook signature checks, React and Next.js performance guidelines, and web interface design review.

3 skills

@calcomInstall Plugin

A visual, step-by-step tutorial set that takes Claude Code users from basic use to orchestrating agents, hooks, skills, and MCP servers, with copy-paste templates. It includes a lesson quiz and a self-assessment to gauge skill level.

2 skills

@luongnv89Install Plugin

AI API Gateway Platform for Subscription Quota Distribution.

1 skill

@wei-shawInstall Plugin

Builds and tracks job-search materials for Claude Code users: a complete resume as importable Reactive Resume JSON, mock and prep interviews, a job application pipeline, and offer negotiation help.

32 skills

@amruthpillaiInstall Plugin

Turns a topic or supplied material into a complete interactive classroom with lessons, quizzes and simulations, so you get a ready-to-teach course in one step instead of building each lesson by hand.

25 skills

@thu-maicInstall Plugin

Skills and agents for building, running and managing agent platforms, with tools for inspecting sources, refreshing product status and delivering summaries. Aimed at developers working on agent runtimes.

4 skills

@agno-agiInstall Plugin

Gives you ready-made Copilot agents, instructions and skills for common tasks, such as mapping an unfamiliar codebase or checking a repository's readiness for AI agents, so you start from tested guidance instead of writing prompts yourself.

200 skills

@githubInstall Plugin

Ready-made configurations for Claude Code, with AI agents, custom commands, hooks, MCP integrations, and skills for agent management, agent messaging, documentation search, code graph queries, and memory search.

200 skills

@davila7Install Plugin

Brain knowledge base for Claude Code, with skills for ingesting content, linking and synthesizing concept pages, auditing always-loaded context, and running read-write cycles over a personal knowledge graph.

79 skills

@garrytanInstall Plugin

Lets Claude Code inspect DBX-managed database connections, explore schemas, run bounded read-only queries, generate DBML or schema docs, and open tables in DBX Desktop.

1 skill

@t8y2Install Plugin

Gives product managers step-by-step help with discovery, prioritization, strategy, launch and growth work, so they get structured outputs instead of loose text. Also includes skills for reviewing AI-built code before shipping.

72 skills

@phurynInstall Plugin

A SQLite-compatible SQL database written in Rust, also speaking the Postgres protocol in experimental form. This plugin holds skills for its internals, covering async IO patterns, change data capture, debugging, code quality and differential fuzzing.

13 skills

@tursodatabaseInstall Plugin

Archon is a workflow engine for AI coding that runs repeatable YAML-defined workflows on a git repo, with tools to inspect, approve, cancel and resume runs. It also ships skills for browser testing, release creation and rule checking.

7 skills

@coleam00Install Plugin

Skills for the Skyvern browser automation agent. They cover running and testing Skyvern against real websites with browser tools, QA checks on git diffs, smoke tests of deployments, and the version bump and SDK release process.

5 skills

@skyvern-aiInstall Plugin

Helps you turn an idea into working code by pairing with an AI, using skills for Claude API integration, Claude Code tutorials, skill authoring, and crypto market data or trading APIs.

14 skills

@2025emmaInstall Plugin

Skills, agents and MCP servers for Windmill, an open-source platform for workflow automation, script orchestration, scheduled jobs and event triggers across multiple languages, useful for building internal tools.

50 skills

@windmill-labsInstall Plugin

Skills for maintainers of the googleapis/mcp-toolbox repo, covering docs link sweeps, failing test fixes, bug reproduction, pull request review, and stale issue triage. The toolbox connects AI agents to enterprise databases.

6 skills

@googleapisInstall Plugin

Skills for building durable background tasks, scheduled jobs, and AI chat agents with Trigger.dev. Covers task design, span timeline events, error API testing, and Drizzle ORM work in the Trigger.dev repo.

11 skills

@triggerdotdevInstall Plugin

Installs or uninstalls memU, a personal memory system shared across agents, by identifying the host agent and wiring in recording and memory injection. Useful for Claude Code users who want their agents to remember across sessions.

1 skill

@nevamind-aiInstall Plugin

Skills for contributors and maintainers of the InsForge backend platform, covering its backend, shared dashboard, docs, and monorepo, plus a doc-authoring skill for writing and editing documentation.

8 skills

@insforgeInstall Plugin

The world's best AI personal assistant for email. Open source app to help you reach inbox zero fast.

26 skills

@elie222Install Plugin

Skills for building with Convex, an open-source reactive database for app developers. They cover project setup, authentication, schema and data migrations, reusable components, and diagnosing performance problems.

5 skills

@get-convexInstall Plugin

IronClaw is an Agent OS focused on privacy, security and extensibility.

23 skills

@nearaiInstall Plugin

Skills for the MoviePilot media automation server, covering web browsing, slash command dispatch, and creating MoviePilot plugins and agent skills.

16 skills

@jxxghpInstall Plugin

Gives coding agents guidance for Amazon Aurora DSQL, AWS's distributed SQL database, covering schemas, queries, migrations and performance. The skills here now redirect to the Agent Toolkit for AWS, which is the recommended successor.

8 skills

@awslabsInstall Plugin

Skills and agents for working on Redpanda Connect, a stream processor that moves data between sources and sinks with hydration, enrichment, and transformation. Includes a schema.Common metadata audit and a code review for pull requests.

2 skills

@redpanda-dataInstall Plugin

AI,Opensource,Database,Business,Finance,Minds. git clone --depth 1.

85 skills

@digoalInstall Plugin

Gives Claude Code skills for using Honcho as persistent memory of the user, covering the recall and record loop, sessions and peers, integrating Honcho into Python or TypeScript code, and debugging Honcho workspaces.

8 skills

@plastic-labsInstall Plugin

A unified gateway for agent tools, giving an agent one base URL and one token to reach a catalog of endpoints across many providers. Covers SEO and backlinks, social and trends, and people and company enrichment.

8 skills

@superdesigndevInstall Plugin

Extracts business leads, contact details, reviews, ratings and coordinates from Google Maps for lead generation and local market research. Describes a skill that runs the open-source google-maps-scraper tool.

1 skill

@gosomInstall Plugin

Gives Claude Code users skills for working inside Agent-Native workspace apps, making brand-safe images and videos, editing docs and blogs, comparing UI design directions, and checking how much context a session uses.

10 skills

@builderioInstall Plugin

Gives a machine learning team one place to define features and serve them consistently, so training data and live predictions use the same values. Covers the offline store, online store and feature server.

4 skills

@feast-devInstall Plugin

Plugin for developers of the Civitai codebase, with skills that guide adding new AI model ecosystems, base models, generation support, prompt-enhancement guides, and training support to the app and its trainers.

52 skills

@civitaiInstall Plugin

Install language servers and toolchains for Go, TypeScript, Python and Rust, and guide the lsp tool to find symbol definitions, usages, types and compiler errors.

3 skills

@weave-osInstall Plugin

Install language servers and their toolchains so the lsp tool works, and give recipes for finding symbol definitions, usages, types and compiler errors in Go, TypeScript and other languages. Built for Claude Code users who want code navigation.

3 skills

@workweaveInstall Plugin

A skill that scaffolds, extends, and verifies reactive local-first JavaScript or TypeScript apps built on TinyBase, a small in-memory store for tabular and key-value state with sync support.

1 skill

@tinyplexInstall Plugin

Lets Claude Code users query databases in plain English, convert questions into SQL, design schemas and tables, and work with WhoDB hosts and projects through MCP tools.

3 skills

@clideyInstall Plugin

Authors, validates, and troubleshoots Dagu workflow definitions in YAML and runs Dagu CLI operations. Useful for creating or debugging DAG files, choosing commands, and managing DAGs and run history.

1 skill

@dagucloudInstall Plugin

Gives Claude Code users durable memory across sessions, using markdown notes, a knowledge graph and semantic search. Includes skills for saving checkpoints and recording engineering decisions.

31 skills

@basicmachines-coInstall Plugin

Observal is a self-hosted registry for coding agent extensions such as MCP servers, skills, hooks and agents, with built-in usage analytics and session tracing. These skills cover registry search and publishing, operational insights, and server administration.

6 skills

@observalInstall Plugin

Skills for IT access requests, decoding encoded messages, and computing totals over a sales ledger workbook. Covers the skills that ship in this plugin.

3 skills

@archestra-aiInstall Plugin

Agent skill: make LLMs write docs in ASD-STE100 Simplified Technical.

1 skill

@aminblgInstall Plugin

A multi-agent development environment for Claude Code that keeps context across sessions, routes work to specialized agents, and includes skills for tracing conversations to Braintrust and orchestrating agent workflows.

156 skills

@parcadeiInstall Plugin

A database MCP server that lets Claude Code explore schemas token-efficiently and run SQL against Postgres, MySQL, SQL Server, Oracle, MariaDB, and SQLite, with skills for setup, testing, and bug fixing.

5 skills

@bytebaseInstall Plugin

Gives Claude Code a bash-style interface to files and directories mounted from cloud storage, databases, and APIs in one virtual filesystem. Includes skills for working with mounted data and for building custom adapters for new data sources.

2 skills

@strukto-aiInstall Plugin

Gives Claude Code skills for AWS work: release readiness reviews of code changes, conversational and incident root-cause analysis with the AWS DevOps Agent, and diff security scans with AWS Security Agent.

157 skills

@awsInstall Plugin

Agent Skills to help developers using AI agents with Supabase. Agent Skills are folders of instructions, scripts, and resources that agents can discover and use to do things more accurately and efficiently.

2 skills

@supabaseInstall Plugin

Builds, validates and manages RDF/OWL ontologies and knowledge graphs through an MCP server, including SPARQL queries and SHACL validation. Useful for anyone working with ontology or RDF data in Claude Code.

1 skill

@fabio-rovaiInstall Plugin

Guides use of the sq command line tool to query SQL databases and tabular files like CSV and Excel with its jq-style query language or native SQL, and to manage sources and output formats.

1 skill

@neilotooleInstall Plugin

A plugin of skills, agents and MCP server tooling for building MCP servers and AI-native apps in TypeScript with the NitroStack framework. It covers auth, middleware, tools with Zod validation, and interactive UI widgets.

14 skills

@nitrocloudofficialInstall Plugin

A React data table system for shadcn/ui with faceted filters, column sorting, infinite scroll and virtualization. Filtering, faceted counts and cursor pagination can run in SQL with Drizzle.

1 skill

@openstatushqInstall Plugin

Skills, agents, commands and MCP servers that help developers build Stripe integrations in Claude Code. They cover payments and API choices, Stripe Connect onboarding and verification, Stripe Apps and dashboard extensions, and Metronome usage-based billing.

10 skills

@stripeInstall Plugin

Gives Claude Code users Stripe-focused skills, agents, commands and MCP servers for payment integration, Stripe Connect onboarding and verification, Stripe Apps development, and usage-based billing with Metronome.

10 skills

@stripeInstall Plugin

Redesigns GitHub README homepages and creates matching SVG, PNG/WebP, or animated GIF visual assets for a project. Use it when you want a README that looks better and reads more clearly.

1 skill

@oil-oilInstall Plugin

Shows you what is slow, failing or expensive in your app, across traces, logs and metrics in one place. It is built on OpenTelemetry, so any OTLP exporter can send data to it, and it can also run as a local binary.

40 skills

@mapletechlabsInstall Plugin

Gives AI coding assistants PostgreSQL guidance for table design, converting tables to TimescaleDB hypertables, PostGIS spatial schemas, and pgvector semantic search. Useful for developers building databases with an AI coding tool.

11 skills

@timescaleInstall Plugin

Lets AI coding agents such as Claude Code control locally connected Android phones through screenshots and allowlisted actions. It can run natural-language mobile tasks, list online devices, and install or update the OpenGUI backend.

5 skills

@core-mateInstall Plugin

A Go-Spring development skill that takes a plain request, plans it, and builds it in a Go-Spring project by scaffolding code, adding interfaces, regenerating code, wiring components, and writing tests.

1 skill

@go-springInstall Plugin

An open-source API gateway that sits between your applications and multiple LLM providers, routing requests to providers such as OpenAI, Anthropic and Google Vertex AI through one middleware layer.

@theopencoInstall Plugin

Gives Claude Code a ready-made specialist for each part of a development job, such as code review, security audits, QA automation and performance work, so you can hand off a task to an expert persona instead of prompting from scratch each time.

@lst97Install Plugin

Lets your AI agent answer data questions against your warehouse accurately, using approved metric definitions, joinable columns and company knowledge, so it stops re-exploring tables and inventing its own numbers. Ingests dbt models and wiki pages to keep that context current.

17 skills

@kaelioInstall Plugin

Takes an app built by a coding agent from repository to live production on your own accounts. You choose the providers for hosting, database, auth, payments, email and domain setup, and connect the accounts yourself.

1 skill

@mikehasaInstall Plugin

Skills for Claude Code that write new .jinx files, search and evolve a SQLite-backed knowledge graph, use a knowledge index registry, and work with local .knowledge.yaml files for agentic AI research.

7 skills

@npc-worldwideInstall Plugin

Arkon gives Claude Code users skills to query a self-hosted organizational knowledge base, edit wiki pages through drafts for review, and review pending edits as an editor.

3 skills

@nduckminkInstall Plugin

Deploys and operates a self-hosted OpenTag setup for Slack, pairing a local runner with a GitHub-connected Control Plane so an engineering channel gets an AI teammate that stays reachable even when its computer is offline.

17 skills

@amplifthqInstall Plugin

Microsoft Fabric Skills are reusable AI assistant instructions for working with Microsoft Fabric. They help GitHub Copilot CLI and compatible AI coding tools understand Fabric workloads, APIs, query patterns, and operational best practices.

27 skills

@microsoftInstall Plugin

Unlimited memory for OpenClaw.

5 skills

@mem9-aiInstall Plugin

A Claude Code plugin for AI-human collaboration across the development lifecycle, with skills for OpenSpec change implementation, archiving and exploration, frontend browser verification, and release blog writing.

44 skills

@chorus-aidlcInstall Plugin

Runs multi-source research for Claude Code and produces structured reports with citation tracking and source credibility scoring. Searches across several providers and checks sources before writing the report.

1 skill

@199-biotechnologiesInstall Plugin

Gives AI coding tools a CloudBase integration layer, with skills that guide how code is written and MCP tools that manage databases, cloud functions, storage, and deploys from chat.

46 skills

@tencentcloudbaseInstall Plugin

A companion example repository for a course on using Claude Code for real engineering work. It provides skills for code review, API conventions and documentation, financial analysis, and codebase visualization.

11 skills

@huangjia2019Install Plugin

Skills for delegating well-scoped coding issues to a SWE-AF node as a sub-harness, then collecting and merging the returned branches. Useful for offloading and fanning out software tasks to a fleet of AI agents.

1 skill

@agent-fieldInstall Plugin

An enterprise platform for managing AI resources through a unified AI gateway and token scheduling. It covers models such as OpenAI, Azure, Claude and DeepSeek, plus cost attribution, budget control and centralized MCP tool registration.

@beizhu-1209Install Plugin

A Claude Code plugin that sends a question to several AI providers in parallel, shows their answers side by side, and can synthesize a consensus. Works with Gemini, OpenAI, Grok, and Perplexity, or runs a local council of Claude subagents.

4 skills

@hexInstall Plugin

Gives Claude Code a skill for red-teaming a web application under authorization. It drives pages, captures the HTTP traffic behind them, inventories what the target exposes, and replays mutated requests with auditable evidence.

1 skill

@h5i-devInstall Plugin

TrailSnap (行影集) | AI-Powered open-source photo album for travel & life memories.（AI赋能的开源相册工具，珍藏旅行与生活点滴）

10 skills

@lc044Install Plugin

Skills for Claude Code that help add custom domains with automatic SSL, error tracking, Node.js SDK access, React analytics, and session recording to apps deployed on Temps, a self-hosted platform.

13 skills

@gotempshInstall Plugin

A workflow layer that adds agents for building, shipping, and operating software projects to Hermes, with roles for CTO, designer, developer, operations, QA, and security.

@salomondiei08Install Plugin

A Claude Code plugin bundling agents, commands, skills and safety hooks for development workflows, including spec-driven planning and build system detection. It adds an adversarial review loop where a second agent reviews work without seeing the first agent's reasoning.

33 skills

@sangrokjungInstall Plugin

A local-first memory store that combines vector and full-text search, sharing memory with Claude Code over MCP. Includes skills for installing and diagnosing the waxmcp host, Swift client guidance, and performance auditing.

4 skills

@christopherkaraniInstall Plugin

Learns from your corrections and from what already works, turning them into skills the assistant follows in future sessions so it stops repeating mistakes. Project rules stay local to each repo, and proven patterns can be shared across projects.

1 skill

@reflexioaiInstall Plugin

Smart guardrails and workflow automation for Claude Code - catch errors in real-time, save checkpoints, and enhance AI coding with expert subagents.

@carlrannabergInstall Plugin

A self-hosted platform for running AI agents from Claude Code, Codex, Gemini and OpenCode in isolated Docker containers, with cron scheduling, fleet monitoring, audit trails and cost tracking.

@abilityaiInstall Plugin

Skills for AI coding assistants covering MySQL, PostgreSQL, Vitess, and Neki, PlanetScale's sharded Postgres. They help with schema design, indexing, query tuning, connections, and sharding.

4 skills

@planetscaleInstall Plugin

Skills for AI coding assistants covering Nuxt, Nitro, Nuxt Content, Nuxt Better Auth, Comark and ArkEnv, for building Vue and Nuxt apps with environment validation, server routes, content and authentication.

30 skills

@onmaxInstall Plugin

Turns a single line of story text into a finished short drama, covering the script, storyboards, character-consistent video and voiceover. Works with the AI model providers you already use, so you skip assembling each step by hand.

7 skills

@chrischen667788Install Plugin

A skill for data scientists and analysts that writes cost-safe geospatial SQL for BigQuery, DuckDB, Snowflake, Wherobots, and Postgres, and can render results on an interactive map. Works locally or self-hosted without a SaaS account.

1 skill

@dekart-xyzInstall Plugin

Exposes local services through secure tunnels, giving public HTTPS, TCP, or UDP URLs for testing webhooks, demos, and deployments. Built in Rust and billed pay-as-you-go.

1 skill

@joaoh82Install Plugin

An agent harness and toolkit for building AI agents and agentic applications, with a CLI and SDKs. It supports sub-agent spawning, MCP integration, session memory and human-in-the-loop control.

@truffle-aiInstall Plugin

A Claude Code plugin for planning and producing AI-generated music albums, with skills for album concepts, tracklists, progress dashboards, idea tracking, and album artwork prompts.

53 skills

@bitwize-music-studioInstall Plugin

Bootstraps a no-code Postgres backend for an app you describe, with schema and project setup. Fires when you start a new app or ask to scaffold a database for generated code.

1 skill

@ottermindInstall Plugin

Gives separate Claude Code, Codex and similar agent sessions one shared local workspace, where they coordinate in channels and threads, track work on task boards, and keep memory so you stop re-explaining context. Can also turn a task into a reviewable HTML page.

1 skill

@solo-agentInstall Plugin

High-performance job queue for Bun. SQLite by default, PostgreSQL multi-broker when you scale. DLQ, cron, SQLite S3 backups, and native MCP. No Redis.

1 skill

@egeominottiInstall Plugin

Red-teaming skills that set up an AI agent or chatbot target and run adversary attacks against it, then generate a report. Covers prompt injection and MCP server security checks.

2 skills

@keyvaluesoftwaresystemsInstall Plugin

Finds engaging moments in long videos, generates transcripts, and cuts highlight clips with titles and cover images. Built for creators who want short clips from long recordings.

1 skill

@linzzzzzzInstall Plugin

Skills from ClickHouse that guide AI agents on ClickHouse schemas, queries and configuration, and run SQL or pandas-style analysis with chDB, an in-process ClickHouse engine for Python. Works with open-source ClickHouse and ClickHouse Cloud.

11 skills

@clickhouseInstall Plugin

Persistent long-term memory for AI agents, shared across a fleet under access control. Agents recall prior decisions at the start of a task, with trust tiers, audit trails, and a knowledge graph.

3 skills

@caura-aiInstall Plugin

A Claude Code plugin that gives a development team AI roles and workflow skills covering architecture design, data and API design, technology research, backend API development, and testing guides.

38 skills

@echovicInstall Plugin

Persistent, governed long-term memory for AI agent fleets, shared across agents under access control, with audit trails and a knowledge graph. Agents recall prior decisions at the start of tasks and reuse what earlier work established.

3 skills

@caura-aiInstall Plugin

Gives Claude Code skills for dbt and SQL work, covering dbt debugging, unit tests, snapshots, knowledge base population, and BigQuery SQL patterns. Includes agents that check data quality.

28 skills

@signalpilot-labsInstall Plugin

Gives coding agents ready-made skills for generating SVG algorithmic art, optimizing code performance with benchmarks, uploading and downloading files to TOS object storage, managing AgentKit skill hubs, and building text-to-video workflows.

161 skills

@bytedanceInstall Plugin

a best-effort approximation of a synthetic entity complete with all of the primatives required for long-horizon persistance. batteries included.

7 skills

@taylorsatulaInstall Plugin

Automatically generates production-ready skills for software, APIs, CLI tools, libraries, workflows, or services, so AI agents can use them. Includes eval testing and packaging for multiple agent platforms.

1 skill

@agentskillosInstall Plugin

AI memory and a knowledge graph in one SQLite file. Pure Go, no service to run, works without an embedding model.

3 skills

@liliang-cnInstall Plugin

Fusion-Fable is a Claude Code plugin that answers hard questions by sending them to a panel of models working in parallel, then having a judge model combine their answers. It also includes a planning skill that runs an OMC requirements interview before producing an implementation plan.

2 skills

@duolahyperchoInstall Plugin

A Claude Code skill that helps prevent Kubernetes mistakes by diagnosing and fixing insecure workload defaults, resource starvation, network exposure, privilege sprawl, fragile rollouts, and API drift.

1 skill

@lukasniessenInstall Plugin

Lets your AI coding agent work with Apache Airflow directly, so you can inspect DAG runs, read task logs, fix broken DAGs and build human approval steps without switching tools. Works with open-source Airflow and Astronomer's managed platform.

35 skills

@astronomerInstall Plugin

Lets your AI coding assistant handle everyday tool work for you, such as tracking Jira and Confluence items, managing Azure DevOps pipelines, and turning text into narrated audio, so you stop switching between apps.

25 skills

@sanjay3290Install Plugin

Lets you dictate into any macOS app with a hotkey. Speak, and the corrected text is pasted where your cursor is, with a personal dictionary to fix recurring words.

1 skill

@missuoInstall Plugin

A Chinese-language bidding assistant for Claude Code that interprets tender documents, generates bid text, checks bids for compliance, and formats the final Word document.

4 skills

@guangshu100Install Plugin

Gives Claude Code persistent semantic memory across sessions, storing user preferences, project context, prior decisions and codebase facts. Claude can search this memory before answering questions about past work.

1 skill

@atomicstrataInstall Plugin