Closed IDE or commercial product
Full IDE (often a VS Code fork) with proprietary hook events, spec format, and pricing.
5 primary frameworks · 1 lower-confidence entry
Open-source, GPU-accelerated IDE with a native AI agent featuring LSP-aware tools, update_plan for visible task tracking, spawn_agent for subagent delegation,…
SDK-first autonomous coding agent with human-in-the-loop approval across VS Code, JetBrains, CLI, and a parallel-agent Kanban board.
Prevents 'vibe coding' by enforcing a Requirements→Design→Tasks spec pipeline with EARS notation before any code is generated.
Brings OpenSpec spec-driven development to GitHub Copilot Chat users via a VS Code extension with sidebar spec management, Handlebars-compiled prompts, and…
Adds OpenSpec slash commands to the Zed editor's AI Assistant panel so Zed users can initiate spec-driven workflows without leaving the editor.
Show 1 lower-confidence entrytier-b · tier-c · unknown · delta reports
These entries map to § a5 by tag but carry weaker evidence — fewer documented primitives, delta reports of absent skills, or marketing-only sites without a public repo. They're listed for completeness; treat them with appropriate caution.