Best Alternatives to Umbra open SAR archive

Claude Task Master

Runtime: npx

Parses PRDs into structured tasks, expands implementation steps, and manages AI development work across multiple model providers.

Andrea9293 MCP

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Local-first document management and semantic search for AI coding agents

Skill of Skills

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Quality-ranked, cross-platform directory of AI coding skills, plugins and MCP servers.

Neural network swarm orchestration with WebAssembly acceleration and MCP integration

Valet

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Get share links, publish and manage websites, artifacts and agents. No account needed.

Agent Harnesses

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Agent-harness picks, search, and decision guides over a curated, weekly-rescored list of 110.

Ovecc

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Architecture guardrails for AI-written code: dependency graph, impact, dead code, CI gate

Formio MCP

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Create and manage Form.io forms, resources, actions, roles, and projects from your AI agent.

Exogram Authority Runtime

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Model Context Protocol server for the Exogram Authority Runtime.

UI5 MCP Server

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MCP server for UI5 application development

Browse, search, rename, and favorite your Tolstoy media library from any AI client.

Vibe Hnindex

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Index source code into a local knowledge base, search with keyword + semantic + hybrid modes.