Windmill
windmill.devBuild Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Open-source workflow engine for internal tools and automation
How to Replace WindmillOverview
Features
41 features across 18 categories
API Management(3)
Auto-generate interactive API documentation from workflows and scripts.
Control API rate limiting and request throttling per user or resource.
Automatically generate REST APIs from workflows and scripts.
Analytics(2)
Analyze workflow performance metrics including execution time and resource usage.
Track workflow usage patterns, success rates, and business metrics.
Automation(1)
Schedule workflows to run on recurring intervals or specific times.
Collaboration(1)
Collaborative workspace for teams to build and share workflows.
Configuration(2)
Define and manage shared resources for database connections, API keys, and credentials.
Centralized management of variables, secrets, and environment-specific configurations.
Data Processing(2)
Transform and map data between different formats using built-in functions.
Handle file uploads and downloads within workflows and forms.
DevOps(1)
Deploy workflows to staging and production environments with approval workflows.
Development(5)
Inline Python, TypeScript, and SQL editor for custom logic within workflows.
Create custom operators and extensions for domain-specific workflow logic.
Execute scripts in Python, TypeScript, Go, PHP, Bash, and other languages.
Reusable script library for sharing common functions across workflows.
Native Git integration for version control of workflows and scripts.
Hosting(2)
Host Windmill on a custom domain for branded internal tool deployments.
Deploy Windmill on-premises or in your private cloud infrastructure.
Integration(4)
Built-in support for connecting to PostgreSQL, MySQL, and other databases.
Execute GraphQL queries and mutations from workflows.
Import and use OpenAPI schemas to auto-generate API integrations.
Trigger workflows via HTTP webhooks from external systems.
Monitoring(3)
Filter workflow executions and logs by status, date, user, and other criteria.
View detailed execution history with inputs, outputs, and timing information.
Real-time monitoring and visualization of workflow executions and performance metrics.
Notification(2)
Send email notifications at workflow completion or failure.
Multi-channel notifications via Slack, Teams, email, and webhooks.
Performance(2)
Process large datasets with built-in support for batch operations and pagination.
Execute multiple workflow steps in parallel to improve execution speed.
Reliability(1)
Built-in error handling with retry logic and fallback workflows.
Security(4)
Complete audit trails of all workflow executions and modifications.
Role-based access control for managing user permissions and team collaboration.
Single sign-on support for SAML and OAuth authentication.
Verify webhook authenticity with HMAC-SHA256 signatures.
Support(1)
Dedicated enterprise support with SLA and priority incident handling.
UI(1)
Generate dynamic user interfaces for capturing input and triggering workflows.
Workflow Design(4)
Conditional branching and control flow within workflows based on data.
Support for looping over arrays and bulk processing in workflows.
Drag-and-drop interface for designing complex workflows without coding.
Pre-built workflow templates for common business processes and integrations.
Pricing
Community
- ✓Self-hosted
- ✓open-source
Starter
- ✓Cloud-hosted
- ✓team collaboration
Professional
Popular- ✓Advanced features
- ✓SSO
Enterprise
- ✓Custom pricing
- ✓dedicated support
Cost Calculator
Keep Paying Windmill
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 41 features at very easy complexity.
Build vs Buy
Should you build a Windmill alternative or buy the subscription? Estimate based on 41 features.
Buy Windmill
Better ValueBuild Your Own
Buying Windmill saves ~$1,320 over 3 years vs building.
Estimates based on 41 features and a BuildScore of 5/5. Actual costs vary.
Integrations
30 known integrations