Python · Subagents

Adds optional capabilities to Pydantic AI agents from pydantic-ai-harness, led by Code Mode, which runs many tool calls as one sandboxed Python script.

pydantic/pydantic-ai

Distills a book, video transcript, podcast, course or interview into a set of atomic, executable agent skills through a staged, verified pipeline.

kangarooking/cangjie-skill

Iterative benchmarking, evaluation, and algorithmic optimization of alternative A2UI inference formats (such as Express, Atom, and Elemental).

a2ui-project/a2ui

Manage cs (claude-statusbar) — switch theme/style/density, override severity colors, preview combinations, run doctor, reset config, install, upgrade (cs upgrade — the only supported upgrade path)…

leeguooooo/claude-code-usage-bar

Helps design and build AI agents for any domain around a minimal loop of capabilities, knowledge and context, adding planning or subagents only when needed.

shareAI-lab/lab-skills

Migrate Python applications from the Claude Agent SDK to Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai

Gives patterns, a tool design checklist and an architecture decision tree for building agent harnesses, tools and multi-agent setups around a model.

FareedKhan-dev/claude-code-from-scratch

Reads human-written spec documents and produces per-epic requirement files with proof obligations plus behavior scenarios with stable IDs, using parallel chunked extraction.

prime-radiant-inc/iterative-development

Turns course slides, homework files, class code and earlier solutions into concise student-style Markdown answers, with optional subagents for solving and review.

vect-G/lecture-to-hw

Generates a security status report based on docs/threats.json by spinning up sub-agents for each threat to compute a quality score.

agent-substrate/substrate

Configures agystack's model tiers per role and its execution runtime, choosing between local subagents and Cloud Run jobs for large parallel swarms.

jtaroreh/agystack

A skill your agent uses when receiving code review feedback (especially if unclear or technically questionable), when completing tasks or major features requiring review before proceeding, or before…

unclecatvn/agent-skills

Runs a multi-task implementation plan by sending each task to a fresh implementer subagent, reviewing it independently, then reviewing the whole branch.

HoangNguyen0403/agent-skills-standard

Extend Pydantic AI agents with batteries-included capabilities from pydantic-ai-harness -- Code Mode (collapse many tool calls into one sandboxed Python execution), a filesystem and shell…

pydantic/skills

Pre-PR code review gate. An agent skill from ByteDance-Seed/VeOmni.

ByteDance-Seed/VeOmni

Migrate TypeScript Mastra applications to Python with Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai

Turns a project's claude-mem timeline into a week-by-week narrative, splitting it by ISO week and running one subagent per week that receives the prior week's carry-forward block.

thedotmack/claude-mem

Explains how to build agents with the Deep Agents framework: create_deep_agent, the built-in middleware, the harness, SKILL.md format and configuration options.

langchain-ai/langchain-skills

Enable or disable Unity Gateway subagent model routing for the current smart-routed Claude or Codex session, along with Smart Router Orchestrator when opted in.

databricks/unity-gateway

INVOKE THIS SKILL when using subagents, task planning, or human approval in Deep Agents.

langchain-ai/langchain-skills

Migrate TypeScript Vercel AI SDK or Eve applications to Python with Pydantic AI and, only when needed, Pydantic AI Harness.

pydantic/pydantic-ai

All-in-one project configuration and health management. An agent skill from jezweb/claude-skills.

jezweb/claude-skills

Runs a multi-step procedure as a Python DAG, so ordering, branching and retries are enforced by the runner rather than described in prose a model can generate past.

oaustegard/claude-skills

Reference skill for the OpenHands Software Agent SDK - the Python framework for building AI agents that write software.

OpenHands/extensions