Best No-Code AI Agent Builders (2026)

Visual, drag-and-drop and prompt-to-app builders for making AI agents and apps without writing code. Below are the top 20 of 28 matching tools in the AgentScout directory, ranked.

How we ranked: Ranked by GitHub stars as recorded on each AgentScout listing (link checks 2026-10-18). Tools without a tracked public repo come after, in alphabetical order. Stars measure developer popularity, not quality or fit for your job, so read each listing before you choose. No paid placements.

1. D

   1. Dify

   no-code buildersOpen source + cloud★ 158,410 GitHub stars

   Open-source platform for building LLM apps and agents visually.

   Pricing (as stated): Open source + paid cloud · Mature

2. L

   2. Langflow

   no-code buildersOpen source + cloud★ 155,757 GitHub stars

   Visual drag-and-drop builder for AI agents and workflows that you can run locally, deploy as an API or expose as an MCP server.

   Pricing (as stated): Open source + cloud · Mature

3. S

   3. Sim Studio

   no-code buildersOpen source + cloud★ 29,835 GitHub stars

   Workspace for visually building, deploying and monitoring AI agents and workflows.

   Pricing (as stated): Open source + cloud · Mature

4. A

   4. Activepieces

   no-code buildersOpen source + cloud★ 25,073 GitHub stars

   Open-source automation platform with AI agents and hundreds of pieces usable as MCP servers.

   Pricing (as stated): Open source + cloud · Mature

5. N

   5. NocoBase

   app buildersOpen source + cloud★ 24,599 GitHub stars

   Open-source no-code platform with AI employees for building business systems.

   Pricing (as stated): Open source + cloud · Mature

6. M

   6. MaxKB

   no-code buildersOpen source★ 22,986 GitHub stars

   Open-source platform for building enterprise agents and knowledge-base assistants.

   Pricing (as stated): Open source · Mature

7. I

   7. InsForge

   app buildersOpen source + cloud★ 13,129 GitHub stars

   Open-source backend platform that gives coding agents a database, auth and storage.

   Pricing (as stated): Open source + cloud · Mature

8. A

   8. Astron Agent

   no-code buildersOpen source★ 8,910 GitHub stars

   iFlytek's enterprise agentic workflow platform for building super agents.

   Pricing (as stated): Open source · Mature

9. U

   9. Unstract

   no-code buildersOpen source + cloud★ 7,285 GitHub stars

   LLM-powered platform for extracting structured data from documents via APIs and ETL pipelines.

   Pricing (as stated): Open source + cloud · Mature

10. N

    10. Nexent

    no-code buildersOpen source★ 5,954 GitHub stars

    Zero-code platform that generates AI agents from plain-language descriptions.

    Pricing (as stated): Open source · Mature

11. P

    11. PySpur

    no-code buildersOpen source★ 5,793 GitHub stars

    Visual playground for building and iterating on agent workflows.

    Pricing (as stated): Open source · Mature

12. V

    12. VibeSDK

    app buildersOpen source★ 5,409 GitHub stars

    Cloudflare's open-source kit for running your own vibe-coding platform.

    Pricing (as stated): Open source · Mature

13. B

    13. BetterClaw

    no-code buildersFreemium

    Build and deploy AI agents without code on 28+ model providers, connected to Telegram, Slack, Discord and Gmail.

    Pricing (as stated): Freemium · Active

14. B

    14. Bolt

    app buildersFreemium

    Prompt-to-app builder that runs full-stack apps in the browser.

    Pricing (as stated): Free tier + paid plans · Mature

15. B

    15. Boomi

    no-code buildersEnterprise

    Integration platform with Boomi AI agents and agent management.

    Pricing (as stated): Enterprise · Active

16. C

    16. Cassidy

    no-code buildersPaid

    Build AI assistants and workflows trained on company knowledge for teams.

    Pricing (as stated): Paid · Active

17. J

    17. Jotform AI Agents

    no-code buildersFreemium

    Build AI agents from forms and docs that answer customers via chat, voice and messaging.

    Pricing (as stated): Freemium · Active

18. L

    18. Lindy

    no-code buildersFreemium

    No-code AI assistants for email, meetings and ops.

    Pricing (as stated): Free tier + paid plans · Mature

19. M

    19. Make

    no-code buildersFreemium

    Visual automation platform with AI agents.

    Pricing (as stated): Free tier + paid plans · Mature

20. M

    20. Momen

    app buildersFreemium

    No-code full-stack app builder with AI agent features.

    Pricing (as stated): Freemium · Active

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Related: Building apps without code · Automating workflows

More best-of lists: All best lists · Best AI Coding Agents · Best AI Agent Frameworks · Best AI Browser Agents · Best Open-Source MCP Servers · Most-Starred Open-Source AI Agent Projects · Best Self-Hosted AI Agents · Best Free AI Agents (Free Plans) · Best AI Voice Agent Platforms · Best AI Vision Tools for Agents · Best AI Agent Observability & Eval Tools · Best Personal AI Agents · Best AI Agents for Business Teams · Best Crypto AI Agents · Best AI Productivity Agents

Facts come from our directory listings; pricing is as each maker states it and GitHub stars are as recorded on each listing. Check official sites before you choose.