20 Excalidraw alternatives
Excalidraw: Open-source whiteboard for hand-drawn style diagrams and wireframes, with text-to-diagram AI, wireframe-to-code and an MCP server on Excalidraw+. 20 apps do similar work, most sharing MCP, Collaboration and Open Source, ranked by how much they have in common with Excalidraw.
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Whimsical
AI agent and MCP server that generate editable flowcharts, mind maps, wireframes and diagrams in a Whimsical workspace from a prompt.
Also: Collaboration, Diagrams, MCP, Whiteboard, Wireframing
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Visual canvas for whiteboarding, diagrams and app wireframes, with an AI helper that builds boards, screens and prototypes, Figma export and MCP servers.
Also: Diagrams, MCP, Whiteboard, Wireframing
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Miro
AI built into Miro's whiteboard that generates diagrams, summaries and prototypes from board content and runs agents and AI workflows.
Also: Collaboration, Diagrams, MCP, Whiteboard
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Browser-based wireframing, diagramming, prototyping and whiteboard app whose MCP server lets Claude, ChatGPT or Cursor create and edit wireframes inside your projects.
Also: Collaboration, Diagrams, MCP, Wireframing
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Mermaid Chart
Diagramming app from the team behind Mermaid.js: generate flowcharts, sequence and ER diagrams with AI, edit as code or visually, and draw from agents via MCP.
Also: Collaboration, Diagrams, MCP
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Low-fidelity wireframing tool with Balsamiq AI, which turns prompts, screenshots and sketches into editable wireframes and clickable prototypes, plus an MCP server.
Also: Collaboration, MCP, Wireframing
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Open-source platform for running a standing team of AI agents — you hire, schedule and review them, and they keep working while you are offline.
Also: Collaboration, MCP, Open Source
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AI copilot for technical design — generate architecture diagrams, sequence diagrams, and ERDs from prompts or code.
Also: Collaboration, Diagrams
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Figma
AI built into Figma Design, Make, FigJam and Slides: an on-canvas agent, prompt-to-app, image tools and MCP, metered by per-seat AI credits.
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Collaborative presentation workspace with Pitch Agent for on-brand AI decks, tracked share links, deal rooms and an MCP connector.
Also: Collaboration, MCP
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Superhuman
Superhuman Docs (formerly Coda) combines docs, relational tables and automations, with Docs AI and an MCP server for AI tools.
Also: Collaboration, MCP
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AI presentation maker whose Smart Slide layouts auto-format content, with prompt-to-outline deck generation, brand themes and PPTX export.
Also: Collaboration, MCP
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Gabriele Lozupone
Free, open-source desktop app that edits photos from a text description by running Qwen-Image 2.1 on your own GPU. No cloud, no account.
Also: MCP, Open Source
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Agentic AI Foundation
Open-source AI agent from the Agentic AI Foundation — a native desktop app, CLI and API that runs tasks locally with 70+ MCP extensions.
Also: MCP, Open Source
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Vectify AI
A vectorless RAG engine that builds a tree index of long PDFs and lets an LLM reason its way to the right section, with page-level citations.
Also: MCP, Open Source
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Free, open-source local MCP gateway: register each server once, share it with every AI client, and cut tool-definition tokens by up to 91%.
Also: MCP, Open Source
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Open-source testing and evals platform for MCP servers — trace tool calls, debug OAuth, and catch cross-client regressions in CI.
Also: MCP, Open Source
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Different AI
Open-source desktop app and MCP for running AI agents on your own files, an open alternative to Claude Cowork.
Also: MCP, Open Source
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Vercel Labs
Vercel Labs' tiny open-source coding agent: a ~6MB Zig binary that cold-starts in microseconds and embeds anywhere.
Also: MCP, Open Source
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Open-source business intelligence with Metabot, an AI assistant that answers questions, writes SQL and summarises dashboards on your own semantic layer and permissions.
Also: MCP, Open Source