ToolJet
FreemiumOpen-source low-code platform for building business applications
About ToolJet
ToolJet is an open-source low-code platform with 37000 plus GitHub stars for building and deploying internal tools with minimal coding. It connects to databases like PostgreSQL MySQL MongoDB and APIs including REST GraphQL and gRPC. The visual app builder uses drag-and-drop components including tables charts forms and custom widgets. Built-in workflow automation handles multi-step processes. Multiplayer editing lets teams collaborate on app development in real time. The marketplace provides pre-built templates for common internal tool patterns. Self-hosted via Docker or Kubernetes with support for enterprise SSO via OIDC and SAML. ToolJet differentiates from Appsmith with better workflow automation and multiplayer editing. For organizations building multiple internal tools ToolJet provides a consistent platform that reduces duplicated effort across teams.
Key Features
Pricing Plans
Free
- Open-source
- Self-hosted
- Core features
- 5 users
Business
- All free features
- Enterprise SSO
- Advanced connectors
- Priority support
Pros
- Workflow automation handles multi-step business processes
- Multiplayer editing for team collaboration on apps
- Marketplace templates speed up common use cases
- Connects to 50 plus data sources out of the box
- Self-hosted with enterprise SSO support
- Active development with frequent releases
Cons
- Platform learning curve for first-time users
- Some advanced connectors only in paid plans
- Self-hosted enterprise features require license
- Performance with complex workflows needs tuning
- Documentation gaps for advanced use cases
- Smaller community than Retool
Best For
- Organizations building multiple internal tools on a consistent platform
- Teams needing workflow automation alongside app building
- Enterprises wanting self-hosted low-code with SSO
Not Ideal For
- Simple one-off tools where a spreadsheet suffices
- Teams without any developer resources
Potential Deal Breakers
- Some connectors limited to paid plans
- Enterprise SSO requires license
- Platform learning curve
Data & Privacy
Self-hosted low-code platform. All data and configurations stay on your infrastructure. No telemetry in self-hosted deployments.
Who Is This For?
Hands-on tested 2026-05
Signup Experience
Self-hosted via Docker or free cloud signup. Cloud tier requires no credit card. Visual editor is accessible immediately with sample apps available to explore.
For Home Users
Not aimed at personal users. Free self-hosted tier is a good starting point for developers evaluating low-code internal tool builders before committing to Retool or Appsmith.
For Business Users
Competitive open-source alternative to Retool with Python transformation support as a differentiator. Self-hosting eliminates per-seat costs making it attractive for larger teams on a budget.
Our Verdict
ToolJet offers strong workflow automation and multiplayer editing that Appsmith lacks. The marketplace templates reduce time to first app. For teams building many internal tools the platform consistency pays off.