Best Open Source No-Code & Low-Code Tools in 2026

Open Source Alternatives

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Open Source Alternatives

Grav

stars 15.6Kforks 1.4K

Flat-file CMS for fast, self-hosted websites.

Self Hosted CMS No Code+2

GrapesJS

stars 26Kforks 4.6K

Build drag-and-drop page editors inside your own stack.

UI/UX Design No Code Website Builder+2

Node-RED

stars 23.4Kforks 3.9K

Low-code event-driven programming with a browser-based editor

Low-code Workflow Automation Developer Tools+4

Automatisch

stars 13.9Kforks 1.1K

Self-hosted Zapier alternative for workflow automation

Workflow Automation No Code Self Hosted+3

Windmill

stars 16.9Kforks 1K

Developer platform for scripts, automations, and internal tools

Workflow Orchestration Developer Tools Low-code+3

Ycode

stars 189forks 169

Open source visual website builder with no-code CMS

Website Builder CMS No Code+3

Unsloth

stars 66.4Kforks 5.9K

Train LLMs locally without code using a browser-based interface

LLM LLMOps No Code+3

Puck

stars 12.9Kforks 932

Open source drag-and-drop page editor for any React app

No Code Low-code Website Builder+4

AI-Flow

stars 284forks 52

Visually chain AI models and APIs into automated pipelines

Workflow Automation Workflow Orchestration LLMOps+4

n8n

stars 192.1Kforks 58.5K

Self-hosted workflow automation with 400+ node connectors

Workflow Automation Self Hosted Low-code+4

Automa

stars 21.3Kforks 2.3K

Browser automation for scraping, forms, and scheduled workflows

No Code Workflow Automation Browser Extension+3

Bolt.diy

stars 19.5Kforks 10.4K

Self-hosted AI app builder for full-stack web prototypes

AI Coding Assistant LLM Prompt Engineering+3

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