MCP UI - dynamic UI delivered via MCP server

Outlines - guaranteed structured outputs for local LLMs via token-level control

Spec Kit - GitHub’s open-source toolkit for spec-driven AI development (spec → plan → tasks → impl across Copilot/Claude/Gemini).

Parlant - agentic behaviour modelling to build agents that reliably follow your protocols

Daft - multimodal data engine designed to streamline AI and ML workflows

xpander.ai - Full-stack platform for AI engineers (MCP connectors, stateful DB, gateway, testing/rollbacks, runtime/hosting)

Bifrost - Open-source, high-throughput LLM gateway (Go) with failover & open telemetry.