11 self-hosted Retool alternatives

Retool is a commercial low-code platform for quickly building internal tools and business applications. It connects to databases and APIs. These open-source apps let you replace Retool with software you host and control yourself.

Best self-hosted Retool alternatives

EasyMedium

Streamlit

Developer Tools & Git

Turn Python scripts into shareable data apps

Replaces Retool, Tableau

★ 45.5k Easy setup Apache-2.0

Gradio

Developer Tools & Git

Build and share machine learning web interfaces fast

Replaces Retool

★ 43.3k Easy setup Apache-2.0

Appsmith

Automation & Workflows

Open-source low-code platform for building internal apps

Replaces Retool, Microsoft Power Apps

★ 40.6k Medium setup Apache-2.0

ToolJet

Automation & Workflows

Low-code platform for building and automating business tools

Replaces Retool, Microsoft Power Apps

★ 38.3k Medium setup AGPL-3.0

Refine

Developer Tools & Git

React framework for building internal tools and admin panels

Replaces Retool

★ 35.5k Medium setup MIT

Reflex

Developer Tools & Git

Build full-stack web apps in pure Python

Replaces Streamlit, Retool

★ 28.8k Medium setup Apache-2.0

Budibase

Automation & Workflows

Low-code platform to build internal tools and automations

Replaces Microsoft Power Apps, Retool

★ 28.2k Medium setup GPL-3.0

Windmill

Automation & Workflows

Developer platform for scripts, flows and apps

Replaces Zapier, Retool

★ 17.5k Medium setup AGPL-3.0

Amplication

Developer Tools & Git

Code generation platform for production-ready backends

Replaces Retool, Hasura

★ 16k Medium setup Apache-2.0

Lowdefy

Developer Tools & Git

Build internal tools and web apps from YAML config

Replaces Retool, Appsmith

★ 3k Easy setup Apache-2.0

Anvil App Server

Developer Tools & Git

Self-hosted runtime for apps built with Anvil

Replaces Anvil Cloud, Retool

★ 1k Medium setup AGPL-3.0

Compare Retool alternatives

Switching from Retool

Moving off Retool means trading a managed subscription for a service you run yourself. The payoff is ownership: no per-seat pricing, no vendor lock-in, and full control of your data. Start with the option above that matches your setup-difficulty comfort level — every app links to a detailed specs page and head-to-head comparisons.