Skip to content
ToolGPA

Mastra alternatives · AI Agents

Mastra alternatives with a Windows app

The Mastra listing does not include a Windows app. 25 of the 101 other AI agents in this directory list a Windows app.

Mastra has a free plan. Paid plans start at $25 per workspace / month. 21 of them are free or have a free plan.

25 tools · Listings checked up to Nov 12, 2026 · Where the facts come from

The 12 closest to Mastra

  1. Langflow

    Open-source visual builder for AI agents and MCP servers

    • Only Langflow lists macOS, Windows and Linux apps.
    • Langflow also covers templates.
    • Mastra also covers workflow automation.
    Langflow vs MastraLangflow pricing and details

  2. Vellum

    Personal AI assistant with long-term memory that acts across apps

    • Vellum starts at $30 per month (Mighty). Mastra starts at $25 per workspace / month.
    • Only Vellum lists macOS, Windows, iOS and Android apps.
    • Only Vellum lists a browser extension.
    • Vellum also covers chat assistant.
    Vellum vs MastraVellum pricing and details

  3. OpenClaw

    Open-source personal AI agent you run yourself and message in chat

    • OpenClaw is free. Mastra starts at $25 per workspace / month.
    • Only OpenClaw lists macOS, Windows, Linux, iOS and Android apps.
    • OpenClaw also covers chat assistant.
    OpenClaw pricing and details

  4. Hermes Agent

    Open-source AI agent with persistent memory and a messaging gateway

    • Hermes Agent starts at $20 per month for the optional Nous Portal Plus tier; the agent is free. Mastra starts at $25 per workspace / month.
    • Only Hermes Agent lists macOS, Windows and Linux apps.
    • Hermes Agent also covers chat assistant.
    Hermes Agent pricing and details

  5. NanoClaw

    Open-source personal AI agent that runs in containers you host

    • NanoClaw is free. Mastra starts at $25 per workspace / month.
    • Only NanoClaw lists macOS, Linux and Windows apps.
    • Only Mastra lists a web app.
    • NanoClaw also covers chat assistant and templates.
    NanoClaw pricing and details

  6. Kortix

    Open-source platform for running AI agents from a git repo you own

    • Kortix starts at $50 per month for 5,000 credits (Credits), with unlimited members. Mastra starts at $25 per workspace / month.
    • Only Kortix lists macOS, Windows, Linux, iOS and Android apps.
    Kortix pricing and details

  7. Eigent

    Open-source desktop app for working alongside AI agents

    • Eigent starts at $19.99 per month (Plus); $199.90 billed yearly. Mastra starts at $25 per workspace / month.
    • Only Eigent lists macOS, Windows and Linux apps.
    • Only Mastra lists a web app.
    Eigent pricing and details

  8. Agent Zero

    Open-source agent framework that works in its own Linux computer

    • Agent Zero is free. Mastra starts at $25 per workspace / month.
    • Only Agent Zero lists macOS, Windows and Linux apps.
    • Mastra also covers workflow automation.
    Agent Zero pricing and details

  9. goose

    Open-source AI agent with a desktop app, CLI and API

    • goose is free. Mastra starts at $25 per workspace / month.
    • Only goose lists macOS, Windows and Linux apps.
    • Only Mastra lists a web app.
    • Mastra is self-hostable, according to its own site.
    goose pricing and details

  10. LobeHub

    Workspace for building and running teams of AI agents

    • LobeHub starts at $18 per month, billed yearly ($216); $20 billed monthly. Mastra starts at $25 per workspace / month.
    • Only LobeHub lists macOS, Windows, Linux, iOS and Android apps.
    • LobeHub also covers chat assistant.
    • Mastra also covers workflow automation.
    LobeHub pricing and details

  11. Factory

    Coding agents called Droids for desktop, terminal and web

    • Factory starts at $20 per individual / month (billing basis not stated). Mastra starts at $25 per workspace / month.
    • Only Factory lists macOS, Windows and Linux apps.
    • Mastra is open source and self-hostable, according to its own site.
    Factory pricing and details

  12. Amp

    Coding agent that runs in cloud machines it calls orbs

    • Amp starts at $20 per month (Megawatt tier). Mastra starts at $25 per workspace / month.
    • Only Amp lists macOS, Windows, Linux, iOS and Android apps.
    • Mastra is open source and self-hostable, according to its own site.
    Amp pricing and details

13 more that list a Windows app

All 25 in one table

Common questions

Which Mastra alternatives have a Windows app?

Langflow, Vellum, OpenClaw, Hermes Agent, NanoClaw, Kortix, Eigent, Agent Zero and 17 more list a Windows app.

Does Mastra have a Windows app?

The Mastra listing does not include a Windows app. It lists Web.

Which of these AI agents are free?

Langflow, Vellum, OpenClaw, Hermes Agent, NanoClaw, Kortix, Eigent, Agent Zero and 13 more are free or have a free plan.

When was this checked?

Each listing shows its own date. On this page they run from Oct 5, 2026 to Nov 12, 2026. Vendors change prices and plans without notice, so confirm on their site before you buy.

This page is built from the listings. A tool is here because its listing says so, and the order is how close each is to Mastra: the alternatives its listing names first, then the tools that share the most features with it.