GitHub's official open-source spec-driven development toolkit, connecting requirements, clarification, planning, tasks, implementation, and convergence checks through reviewable prompt commands.
Prompts
Reusable prompts, system-prompt archives, and learning resources
An open learning resource covering prompting, context engineering, RAG, and AI agents.
Microsoft's open 18-lesson AI agent course covers design patterns, tool use, agentic RAG, multi-agent systems, context, memory, deployment, and security with Python and .NET examples.
Anthropic's official collection of Claude examples and guides for tool use, the Agent SDK, extended thinking, multimodal work, evaluation, and prompting patterns.
Loop Engineering provides reusable prompt patterns, scaffolds, and CLI tools for running budgeted, human-gated repository loops such as daily triage, PR babysitting, and CI cleanup with Codex, Claude Code, Grok, and OpenCode.
Selects three genuinely complementary professional perspectives, compares their paths and risks, and uses cross-examination to identify consensus, disagreement, and assumptions.
A two-turn prompt that delays the final answer, asks the model to identify assumptions, missing information, and a common mistake, and then asks one key question before responding.






