17 self-hosted Retool alternatives

Open-source Airtable alternative that turns Postgres/MySQL/SQLite into a no-code spreadsheet UI with views, permissions, integrations, and REST APIs.

64.7k stars5k forkslast commit 26 Aug 2026Actively maintained

ToolJet is an open-source low-code platform to build and deploy internal tools, dashboards, and workflows with integrations for databases, APIs, and SaaS apps.

40.8k stars5.4k forksAGPL-3.0last commit 26 Aug 2026Actively maintained

Build and deploy internal tools, admin panels, and dashboards with a low-code UI builder that connects to databases and APIs and supports JavaScript logic and Git workflows.

40.8k stars4.7k forksApache-2.0last commit 26 Aug 2026Actively maintained

Budibase is an open-source low-code platform to build internal tools, portals, forms, and approval workflows with integrations to databases and APIs.

28.2k stars2.2k forkslast commit 26 Aug 2026Actively maintained

Open-source, self-hosted no-code/low-code platform to build internal tools and business applications with a data-model approach, workflows, permissions, and a plugin system.

23.9k stars2.8k forkslast commit 26 Aug 2026Actively maintained

Windmill is an open-source developer platform to turn scripts into webhooks, cron jobs, workflows, and internal apps with auto-generated and low-code UIs.

17.7k stars1.1k forkslast commit 26 Aug 2026Actively maintained

Grist is a modern relational spreadsheet that combines spreadsheet usability with a database-style data model, supporting Python formulas, dashboards, and integrations.

11.6k stars622 forksApache-2.0last commit 24 Aug 2026Actively maintained

Baserow is an open-source Airtable alternative to build databases, views, forms, automations, dashboards, and internal apps with an API-first platform.

5.7k stars701 forkslast commit 26 Aug 2026Actively maintained

Lowdefy is a config-driven web framework for building internal tools, admin panels, dashboards, CRUD apps, and client portals using YAML or JSON with extensible plugins.

3k stars189 forksApache-2.0last commit 22 Jul 2026Actively maintained

SQLPage is a fast SQL-only web app builder that turns .sql files into interactive web pages and APIs on top of your existing database.

2.5k stars177 forksMITlast commit 26 Aug 2026Actively maintained

Corteza is an open-source low-code platform to build CRM-style apps, structured data systems, and automated business workflows with a strong API-first design.

2.1k stars518 forksApache-2.0last commit 8 Jun 2026Actively maintained

Saltcorn is an open-source no-code platform for building database-backed web and mobile applications with a drag-and-drop UI, views, actions, plugins, and theming.

2.1k stars354 forksMITlast commit 23 Aug 2026Actively maintained

Dashpress generates customizable admin dashboards from your database schema, helping teams build internal admin apps and CRUD panels quickly without code.

1.9k stars126 forksAGPL-3.0last commit 21 Dec 2024Likely dormant

Open-source low-code platform to build internal tools and customer-facing web apps with a visual UI builder, reusable modules, data-source connectors, and RBAC.

1.6k stars314 forksAGPL-3.0last commit 3 Jan 2026Slowing down

Kottster is an open-source, self-hosted Node.js admin panel that generates table views, dashboards, and custom pages on top of your existing database.

1.2k stars81 forksApache-2.0last commit 16 Jan 2026Slowing down

REI3 is an open-source low-code platform to build multi-user business applications with forms, workflows, access controls, integrations, and self-hosted deployment options.

573 stars82 forkslast commit 12 Aug 2026Actively maintained

A low-code graphical database framework to rapidly build forms, reports, workflows and modular business apps with multiple DB support.

59 stars10 forksGPL-2.0last commit 12 Aug 2026Actively maintained