Packages

Web Scout MCP server enabling AI agents to search the web and extract content — performing web searches via Brave Search API, scraping and extracting content from web pages, summarizing page content, and integrating web search and content retrieval into agent-driven research and information gathering workflows.

MCP server for Zulip — the open-source team messaging platform with threaded conversations. Enables AI agents to send messages to Zulip streams and topics, read conversations, search message history, and manage Zulip workspace interactions — supporting AI-driven team communication workflows.

Bidirectional dictionary for Python — provides a dict-like mapping where both keys and values are unique and the inverse mapping (value-to-key) is always available. bidict features: bidict() for mutable bidirectional maps, frozenbidict() for immutable, OrderedBidict for insertion-ordered bidirectional maps, .inverse property for reversed view, putall() for batch updates, OnDup policy for duplicate handling (RAISE/DROP_OLD/DROP_NEW), full MutableMapping interface compatibility, and type-safe design where values are treated as keys in the inverse. Used for symbol tables, two-way lookup tables, and bijective mappings.

Next-generation test runner for Rust, replacing cargo test. cargo-nextest runs tests in separate processes (preventing test pollution), provides rich terminal output with progress indicators, 2-3x faster test execution through parallel process-based running, retry failed tests, partition tests across CI machines, and output JUnit XML for CI test reporting. Now the standard Rust test runner for serious projects.

Optional static type checker for Python — verifies type annotations against usage to catch bugs before runtime. mypy features: PEP 484 type annotation checking, --strict for comprehensive type checking, --ignore-missing-imports for third-party stubs, reveal_type() for type inspection, cast() for type overrides, TypeVar for generics, Protocol for structural typing, TypedDict for typed dicts, overload for multiple signatures, Union/Optional/Literal types, mypy.ini/pyproject.toml configuration, incremental mode for speed, mypy daemon (dmypy) for watch mode, and stub files (.pyi) for typed third-party libraries.

MCP server that integrates OpenAI's reasoning models (o3, o4-mini, gpt-5) with web search capabilities into AI coding agents. Enables agents to autonomously consult OpenAI models for debugging, library reference, design consultation, and complex problem-solving with real-time web search across GitHub issues, Stack Overflow, and documentation.

Sorted collection types for Python — provides SortedList, SortedDict, and SortedSet that maintain sorted order with O(log n) add/discard and O(1) min/max. sortedcontainers features: SortedList with bisect_left/bisect_right, add() O(log n), pop() O(log n), SortedDict with peekitem(), irange() for range queries, islice() for sorted slices, SortedSet with irange(), set operations preserving sort order, key= parameter for custom sort keys, and pure Python implementation beating C extensions. Used in Redis-py, SciPy, and other major projects.

Friendly Python library for async concurrency using structured concurrency principles — nurseries replace callbacks/futures with scoped task management where parent waits for all children. trio features: trio.open_nursery() for task groups, automatic cancellation propagation, checkpoint system for cooperative multitasking, trio.sleep(), trio.move_on_after()/fail_after(), MemoryChannel for async communication, trio.to_thread.run_sync() for thread offloading, trio.from_thread utilities, atomic checkpoint guarantees (no partial execution), DTRT (Do The Right Thing) philosophy for error handling, and trio-asyncio bridge for asyncio compatibility.

Modern CLI framework built on Click using Python type hints — auto-generates CLI interfaces, help text, and shell completion from type annotations. typer features: @app.command() decorator, automatic argument/option detection from function signatures, Optional[str] for optional args, typer.Argument() and typer.Option() for metadata, typer.Typer() for multi-command apps, add_typer() for sub-apps, typer.echo() and typer.style() for colored output, typer.prompt() and typer.confirm() for interactive input, Annotated support (0.9+), automatic --help from docstrings, bash/zsh/fish shell completion, typer.Exit() and typer.Abort() for flow control, and progress bars via rich integration.

AWS managed IoT service for securely connecting, managing, and ingesting data from millions of IoT devices using MQTT, HTTP, and WebSockets, with rules-based data routing to AWS services.

The uncompromising Python code formatter. Black reformats Python code to a single, consistent style — no configuration debates. Its opinionated approach eliminates style discussions from code reviews, making it the most widely adopted Python formatter. Black is deterministic (same input always produces same output) and produces a subset of PEP 8 with specific line length, quoting, and whitespace rules. Note: Ruff's formatter is a compatible, faster alternative.

Metasearch Python library that aggregates results from multiple search engines (Bing, Brave, DuckDuckGo, Google, Mojeek, Yandex, Yahoo, Wikipedia) into a unified interface. Supports text, image, video, news, and book searches. Includes an MCP server with HTTP and SSE transports, plus a standalone API server.

MCP server enabling AI agents to interact with the DeFi Llama API — the leading DeFi data aggregator tracking Total Value Locked (TVL), yields, protocol metrics, and blockchain financial data across all major DeFi protocols and chains.

Feishu (Lark) MCP server enabling AI agents to interact with Feishu — ByteDance's enterprise collaboration platform (known as Lark internationally). Enables sending messages, reading conversations, managing documents and wikis in Feishu Docs, scheduling calendar events, managing tasks, and integrating Feishu's comprehensive collaboration features into agent workflows for Chinese enterprise teams.

Autodesk Fusion 360 MCP server enabling AI agents to interact with Fusion 360 — Autodesk's integrated CAD/CAM/CAE cloud platform for product design and manufacturing. Enables creating and modifying parametric 3D designs, running simulations, generating toolpaths for CNC machining, and integrating AI assistance into engineering design workflows.

MCP server for searching the public MCP Registry — enabling AI agents to discover MCP servers, find servers for specific tasks, and copy SSE/HTTP URLs for integration. A meta-tool that makes the MCP ecosystem searchable from within AI agent workflows.

MCP server providing access to Process Hacker — the powerful open-source Windows process and memory monitoring tool (similar to Sysinternals Process Monitor). Enables AI agents to query running Windows processes, inspect process memory, analyze network connections, and monitor system handles through Process Hacker's API.

Reddit MCP server enabling AI agents to interact with Reddit — reading posts and comments from subreddits, searching Reddit content, retrieving user profiles and post history, monitoring discussions, and integrating Reddit's community content platform into agent-driven market research, sentiment analysis, and community monitoring workflows.

Official Rohlik MCP server enabling AI agents to interact with Rohlik — the Czech/Central European online grocery delivery service — searching products, managing shopping carts, placing orders, tracking deliveries, and integrating grocery shopping automation into agent-driven household management and meal planning workflows.

Snowflake's SQL API and Python connector for executing SQL queries against Snowflake's cloud data platform. Supports synchronous and asynchronous query execution, DDL/DML operations, result set streaming, and Snowpark for Python-native data processing. The SQL API is a REST interface for submitting SQL statements without a JDBC/ODBC driver.