12 picks · data-backed ranking
Best source-available self-hosted apps
The most popular source-available self-hosted apps are n8n, Dify.ai and Open-WebUI. n8n leads with 206,738 GitHub stars. Candidates: the 46 apps whose license appsgit classifies as source-available (public code, but not an OSI-approved license).
Source-available apps publish their code but use a license that is not OSI-approved, usually to stop others selling the software as a hosted service or to limit production use. They are often free to self-host for your own use; read each license first.
Updated · data from GitHub, refreshed nightly
Top picks
- Rank 1:
n8n
n8n-io/n8n
Free node based Workflow Automation Tool. Easily automate tasks across different services.
FeaturedSource-availableAutomation & WorkflowsTypeScriptDockern8n has 206,738 GitHub stars, is source-available under the Sustainable Use License 1.0 (not an open-source license), ships a Docker image and had 9,029 commits in the last year; it replaces Zapier and IFTTT.
- Rank 2:
Dify.ai
langgenius/dify
Build, test and deploy LLM applications.
Source-availableLow-code & BackendTypeScriptDockerAI-nativeDify.ai has 157,921 GitHub stars, is source-available under the Dify Open Source License (modified Apache 2.0) (not an open-source license), ships a Docker image and had 6,112 commits in the last year; it replaces ChatGPT and Lovable.
- Rank 3:
Open-WebUI
open-webui/open-webui
User-friendly AI Interface, supports Ollama, OpenAI API.
Source-availableAI & LLM ToolsPythonDockerAI-nativeOpen-WebUI has 154,037 GitHub stars, is source-available under the Open WebUI License (BSD-3-Clause plus branding clause) (not an open-source license), ships a Docker image and had 4,746 commits in the last year; it replaces ChatGPT and Lovable.
Full ranking
All 12 picks, ranked
Ranked by GitHub stars and recent activity. Open any pick for live stats and licence details.
- 1
n8nFeatured
Free node based Workflow Automation Tool. Easily automate tasks across different services.
Source-availableAutomation & WorkflowsDockern8n has 206,738 GitHub stars, is source-available under the Sustainable Use License 1.0 (not an open-source license), ships a Docker image and had 9,029 commits in the last year; it replaces Zapier and IFTTT.
- 2
Dify.ai
Build, test and deploy LLM applications.
Source-availableLow-code & BackendDockerAI-nativeDify.ai has 157,921 GitHub stars, is source-available under the Dify Open Source License (modified Apache 2.0) (not an open-source license), ships a Docker image and had 6,112 commits in the last year; it replaces ChatGPT and Lovable.
- 3
Open-WebUI
User-friendly AI Interface, supports Ollama, OpenAI API.
Source-availableAI & LLM ToolsDockerAI-nativeOpen-WebUI has 154,037 GitHub stars, is source-available under the Open WebUI License (BSD-3-Clause plus branding clause) (not an open-source license), ships a Docker image and had 4,746 commits in the last year; it replaces ChatGPT and Lovable.
- 4
LobeHub
Modern design AI chat framework supporting multiple AI providers, one click install MCP Marketplace and Artifacts / Thinking.
Source-availableAI & LLM ToolsDockerAI-nativeLobeHub has 83,008 GitHub stars, is source-available under the LobeHub Community License (not an open-source license), ships a Docker image and had 7,488 commits in the last year; it replaces ChatGPT and Lovable.
- 5
AFFiNE
Privacy-first workspace that combines docs, whiteboards and databases, an open-source Notion alternative.
Source-availableNote-taking & EditorsDockerAFFiNE has 73,246 GitHub stars, is source-available under the MIT (client) and AFFiNE Enterprise Edition licence (server) (not an open-source license), ships a Docker image and had 752 commits in the last year; it replaces Notion and Dropbox Paper.
- 6
NocoDB
No-code platform that turns any database into a smart spreadsheet (alternative to Airtable and Smartsheet).
Source-availableDatabase ManagementDockerNocoDB has 65,197 GitHub stars, is source-available under the Sustainable Use License 1.0 (not an open-source license), ships a Docker image and had 6,636 commits in the last year; it replaces Supabase and Airtable.
- 7
tldraw
Infinite canvas whiteboard and SDK for drawing and diagramming.
Source-availableUtilitiestldraw has 50,773 GitHub stars, is source-available under the tldraw license (not an open-source license) and had 1,958 commits in the last year; it replaces Figma and Lucidchart.
- 8
Sentry Self-Hosted
Powerful error tracking platform with wide language support and a robust API.
Source-availableDeveloper ToolsSentry Self-Hosted has 45,479 GitHub stars, is source-available under the FSL 1.1 (Apache 2.0 future licence) (not an open-source license) and had 17,926 commits in the last year; it replaces Sentry.
- 9
Outline
Extensible wiki for your team.
Source-availableWikis & Knowledge BasesDockerOutline has 40,818 GitHub stars, is source-available under the BSL 1.1 (not an open-source license), ships a Docker image and had 2,031 commits in the last year; it replaces Notion and Dropbox Paper.
- 10
Directus
An Instant App & API for your SQL Database. Directus wraps your new or existing SQL database with a realtime GraphQL+REST API for developers, and an intuitive admin app for non-technical users.
Source-availableDatabase ManagementDockerDirectus has 38,026 GitHub stars, is source-available under the Monospace Sustainable Core License 1.0 (not an open-source license), ships a Docker image and had 736 commits in the last year; it replaces Firebase and Supabase.
- 11
NocoBase
Extensible no-code and low-code platform for building business apps.
Source-availableLow-code & BackendDockerNocoBase has 24,463 GitHub stars, is source-available under the NocoBase License Agreement (Apache 2.0 with added terms) (not an open-source license), ships a Docker image and had 6,347 commits in the last year.
- 12
Thingsboard
IoT Platform - Device management, data collection, processing and visualization.
Source-availableHome Automation & IoTDockerThingsboard has 22,512 GitHub stars, is source-available under the BSL 1.1 (not an open-source license), ships a Docker image and had 3,539 commits in the last year.
What are the best source-available self-hosted apps?
The most popular source-available self-hosted apps are n8n, Dify.ai and Open-WebUI. n8n leads with 206,738 GitHub stars. Candidates: the 46 apps whose license appsgit classifies as source-available (public code, but not an OSI-approved license).
Is n8n free?
Not by the OSI definition. n8n is source-available rather than open source: its code is public under the Sustainable Use License 1.0, which is not an OSI-approved open-source license. The Sustainable Use License allows use and changes for your own internal business or personal purposes, but not reselling the software or offering it as a paid hosted service. Check the license in the repository before using it commercially.
Can I self-host these apps with Docker?
Yes, 10 of the 12 picks. n8n, Dify.ai and Open-WebUI publish Docker images, so you can run them on a VPS or home server with Docker Compose. The others install from their own packages or source; follow each project's install guide.
Are all of these apps open source?
No. None of the 12 apps on this list is open source by the OSI definition: their code is public under source-available licenses that add conditions, such as limits on hosted, competing or commercial use. Many are still free to self-host for your own use; read each license before you deploy.
Which of these apps is the most actively developed?
Sentry Self-Hosted, with 17,926 commits in the last 12 months and a latest release, 26.9.0, from September 2026. Activity is a good sign that bugs and security issues get fixed.
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