ToolJet

Open-source AI app builder for internal tools

About ToolJet

ToolJet is an open-source, AI-powered builder for internal tools. Teams describe an app in plain English or assemble it visually, connect over a hundred data sources or a built-in PostgreSQL database, and refine pages, queries, and permissions before rollout. Governance features include SSO, role-based access, and audit logs. It fits operations and engineering teams replacing spreadsheets and one-off admin panels.

ToolJet website preview

Live preview of tooljet.io via the WordPress mShots service — it can take a few seconds to generate on a first visit.

ToolJet: strengths & things to check

Strengths

Free tier available — you can start without paying (freemium model).
Covers low code, internal tools, ai app builder — see the focus areas listed in its key facts.
Has 6 close alternatives in the same category on this page, so switching or comparing is easy.

Things to check

The full feature set sits behind a paid plan — check which limits the free tier carries on the official site before committing.
Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
It is one of 1164 tools in the Developer Tools category here — compare it against the alternatives below before you commit.

Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.

ToolJet pricing

Pricing model	Freemium — a free tier lets you start, and paid plans are available if you need more.
Free access	Yes — free tier, paid upgrades available
Current plan prices	Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale.
Official site	tooljet.io

ToolJet key facts

Category: Developer Tools
Pricing: Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas: low code, internal tools, ai app builder
Official site: tooljet.io

ToolJet FAQ

How much does ToolJet cost?

Freemium — a free tier lets you start, and paid plans are available if you need more. Current plans and prices are listed on the official site (tooljet.io).

What is ToolJet used for?

Open-source AI app builder for internal tools Its focus areas in the Developer Tools category: low code, internal tools, ai app builder.

Where can I try ToolJet?

On its official site, tooljet.io — the Visit Official Site button above goes straight there.

ToolJet vs alternatives

	ToolJet	Lowdefy	Retool	UI Bakery
Pricing	Freemium — a free tier lets you start, and paid plans are available if you need more.	Free — listed in this directory as a free tool, with no paid plan required to use it.	Freemium — a free tier lets you start, and paid plans are available if you need more.	Freemium — a free tier lets you start, and paid plans are available if you need more.
Focus areas	low code, internal tools, ai app builder	low code, internal tools, open source, yaml	internal tools, low code, dashboards	low code, internal tools, dashboards, app builder
Official site	tooljet.io	lowdefy.com	retool.com	uibakery.io
Directory status	Listed	Listed	Listed	Listed

Side-by-side from each listing's own directory data. Full alternative cards are below.

About the Developer Tools category

Editors, platforms, and services developers rely on to build and ship software. The Developer Tools category on Tools Hub currently lists 1164 tools. Alongside ToolJet, it includes Gitea, Vexa, ScribeCrate, Smallest AI.

FreemiumDeveloper Toolslow-codeinternal-toolsai-app-builder

Alternatives to ToolJet

Tools in the same Developer Tools category that share focus areas with ToolJet — worth comparing before you commit:

Developer Tools

Lowdefy

Config-first web stack for building apps with YAML and JSON

Freelow-codeinternal-toolsopen-sourceyaml

Developer Tools

Retool

Build internal tools fast with drag-and-drop UI on your own data.

Freemiuminternal-toolslow-codedashboards

Developer Tools

UI Bakery

Low-code platform for building internal tools and web apps with AI

Freemiumlow-codeinternal-toolsdashboardsapp-builder

Developer Tools

Airbrake

Error monitoring for apps and APIs

Paidautomationlow-codesoftware-developmentdeveloper-tools

Developer Tools

AutoCoder.cc

AI full-stack app builder generating complete applications from chat prompts.

Freemiumai-app-builderfull-stackvibe-codingcode-generation

Developer Tools

Berrry

Make tiny web apps with AI and remix thousands of live apps.

Freeai-app-builderweb-appsremixno-code

More in Developer Tools

Comparing tools in the Developer Tools category? These related listings are worth a look: Gitea — Private, fast, reliable self-hosted DevOps platform; Vexa — Real-time AI assistant infrastructure for flawless business meetings; ScribeCrate — Self-hosted transcription, subtitles, and English translation with an OpenAI-compatible API.