Fission-AI / OpenSpec

Spec-driven development (SDD) for AI coding assistants.

Gentleman-Programming / gentle-shell

Your coding agent for controlled development in the workspace you lead. A Pi-native shell with Organic Driven Development, focused subagents, risk-based native review, live changes and agent views, and permission modes that keep destructive guards.

JetBrains / thinkrail

Vibe code with pi in a lightweight, real IDE that customises itself around the way you work — The Vibe You Need

gotalab / cc-sdd

Turn approved specs into long-running autonomous implementation. A minimal, adaptable SDD harness with Agent Skills for Claude Code, Codex, Cursor, Copilot, Windsurf, OpenCode, Gemini CLI, and Antigravity.

open-gsd / gsd-pi

A powerful meta-prompting, context engineering and spec-driven development system that enables agents to work for long periods of time autonomously without losing track of the big picture

cabloy / cabloy

Cabloy is a Node.js fullstack framework for AI vibe coding, with AI Spec-Driven Development guiding work from confirmed specs to verifiable delivery.

wrtnlabs / evidence

Evidence Graph for SDD (Spec-Driven Development), 100% Coverage and Compliance

gmartins-dev / sdd-agentic-flow

sdd-agentic-flow is a Spec-Driven Agentic Workflow Harness for coding agents.