Databases, BaaS & No-Code
Top 2 Self-Hosted Open-Source Alternatives to Retool (2026)
Retool costs Business ($50 base + $18/user/mo) ($230/mo or $2,760/year for 10 seats). Switch to one of the verified open-source Docker replacements below.
★ 35.4k Stars • Apache-2.0
2048MB RAM / 2.0 vCPU
Appsmith
Open-source low-code framework to build admin panels, internal tools, and dashboards in hours
- ✓45+ drag-and-drop UI widgets
- ✓Connects to Postgres, Stripe, REST, GraphQL & S3
- ✓Git version control for internal tools
index.docker.io/appsmith/appsmith-ce:latest
TCO & Docker Compose →
★ 33.8k Stars • AGPL-3.0
1536MB RAM / 2.0 vCPU
ToolJet
Extensible open-source low-code platform for building business applications and AI agents
- ✓Visual query builder for 50+ data sources
- ✓Built-in table & form generators
- ✓JavaScript/Python transformations
tooljet/try:latest
TCO & Docker Compose →