Open-Source Low-Code Platforms
Open-source low-code platforms publish their code and can run on infrastructure the customer controls, which appeals to teams with data residency rules, tight budgets or a dislike of vendor lock-in. IT teams deploy them with Docker and extend them with plugins. The license is the first thing to read, since permissive, copyleft and source-available terms allow very different commercial use, and many projects keep features like SSO for a paid edition. The extension model comes next, whether through plugin systems, scripting hooks or forking the core. Last is the health of the project itself, judged by release cadence, documentation and the size of its contributor community. NocoBase, Saltcorn, Joget DX and Corteza answer these questions differently enough to compare side by side.
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n8n is a source-available workflow automation and AI agent platform with a visual canvas, JavaScript or Python in any step, Docker self-hosting, an on-prem option and a hosted cloud.
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Appsmith is an open-source internal tool builder under Apache 2.0 with drag-and-drop widgets, JavaScript, Git and self-hosting, plus a free plan and a $15 per user Business plan.
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Open-source low-code platform for internal tools, forms, automations and agents, with a free self-hosted plan, cloud tiers priced by monthly actions, and ISO 27001 certification.
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Open-source platform for building AI agents, chatflows and workflow apps on a visual canvas, with a free Sandbox plan, paid workspace tiers and enterprise self-deployment.
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NocoBase is an open-source low-code platform for building CRMs, order management, help desks and workflow automation, with built-in AI employees and a live demo.
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Baserow is an open source no-code database and application builder with automations, dashboards and AI, offered as cloud, self-hosted or managed private instance.
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Node-RED is an open-source, low-code flow editor for event-driven applications, built on Node.js, with 5,000+ community nodes and a runtime that fits a Raspberry Pi or the cloud.
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Open-source, Python-based visual builder for AI agents, chatbots and RAG applications, with a free cloud option and an API for embedding flows.
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Joget DX is an open-source platform for building enterprise web apps with drag-and-drop forms, lists and workflow, extended through plugins and a marketplace of ready-made apps.
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Windmill is an open source platform where scripts in 20+ languages become APIs, workflows and internal apps, self-hosted with Docker or run on Windmill Cloud.
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Open-source automation platform with chat-drafted flows, AI agents, tables and 760+ apps, offered on a cloud, on your own Docker or Kubernetes servers, or air-gapped.
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MIT-licensed open source headless CMS that turns a no-code content model into REST and GraphQL APIs, with free Community use, a 45 dollar Growth plan and Strapi Cloud.
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Open-source CMS and site builder at wordpress.org, with a block editor, themes and a plugin directory that adds stores, page builders, course sites and mobile apps.
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Metabase is an open source BI and dashboard tool you can self-host free or run on its cloud, with a visual query builder, SQL and the Metabot AI assistant.
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Apache Superset is an open-source data exploration and visualization platform with a no-code chart builder, a SQL IDE, 40+ pre-installed visualization types and dashboards for any SQL database.
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Drupal is an open source, API-first CMS offered as Drupal CMS for marketers and site builders and Drupal Core for developers, with Drupal AI and a global partner network.
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Open-source TypeScript framework on Next.js that generates an admin panel, REST and GraphQL APIs, auth and live preview from one config, for developers building headless CMS sites and apps.
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Typebot is an open-source, drag-and-drop chatbot and chat-form builder with a free cloud plan of 200 chats a month, paid plans from $39, and self-hosting.
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A relational spreadsheet-database with Python formulas, AI assistance, granular access rules and a free open-source Community edition that can be self-hosted.
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Saltcorn is an MIT-licensed, self-hostable open-source database app builder with visual views, durable workflows, mobile output and an AI copilot, backed by a UK services company.
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Corteza is an Apache 2.0 open-source low-code platform for building web apps, process workflows, CRM and case management, with Salesforce-style objects and self-hosting.
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Open-source business application suite with a low-code and no-code studio, a BPMN 2.0 process engine, built-in BI dashboards and AI agents, aimed at ERP-scale projects.
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DreamFactory is a self-hosted platform that generates governed REST APIs from 30+ databases and data sources, with server-side scripting, role-based access and an MCP server for AI.
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Open-source data movement platform with 700+ connectors that replicate data from SaaS tools and databases into warehouses, VPCs or on-premises storage, with hybrid deployment and an agent layer.
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An open-source, no-code 2D and 3D game engine with an event system, an AI agent, 130+ behaviors, and publishing to Steam, Android, iOS and the web, free to start.
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Open-source commerce platform for WordPress with a marketplace of hundreds of extensions and themes, a 30-day money-back guarantee and any payment provider or host you choose.
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Formbricks is an open source survey platform for website, email and in-app surveys, offered as a managed cloud with a $74 a month Pro plan or self-hosted.
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Open-source form builder with unlimited responses on a free plan, hosting in France or self-hosting, SSO, and Slack, Discord and webhook notifications for teams that want data control.
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Free, open-source AI app builder that runs on your desktop, works with your own choice of AI model, and hands you exportable code for the web apps it generates.
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Onlook is an open-source visual editor and AI builder that edits a real React codebase on a canvas, self-hostable for free on GitHub, with a hosted version quoted on request.
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Skyvern
NewSkyvern is an open source AI browser automation platform that builds portal workflows from chat, recordings or a visual builder, with Python and TypeScript SDKs and Docker self-hosting.
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An open-source AI agent workspace for building, deploying and governing agents and workflows, with a visual canvas, knowledge base, tables and a self-hostable Apache 2.0 core.
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An open-source headless CMS with built-in Git version control, where editors change Markdown content visually and developers keep control of the code.
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MIT-licensed open source CMS for Git workflows, free and self-hosted, with real-time preview, editorial workflows and an optional hosted Turbo extension.
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Open source headless CMS with REST and GraphQL APIs, built-in workflows and versioning, Docker or Kubernetes hosting, and cloud plans priced by API calls and asset storage.
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Open-source serverless CMS with a headless CMS, drag-and-drop website builder and file manager, a free MIT edition, and paid plans from $79 a month.
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Open source, Git-based headless CMS with visual editing, REST and GraphQL APIs, Spring AI and OpenSearch, offered self-hosted or as SaaS.
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ApostropheCMS is an MIT-licensed open source headless CMS for JavaScript teams, pairing in-context visual editing with Astro integration and self-hosted or managed deployment.
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An open source visual website builder and CMS that you can self-host for $0 a month or run on Ycode Cloud, with bring-your-own-AI design and CMS tools.
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Silex is a free, open source visual website builder from a Paris non-profit, born in 2009 and licensed AGPL, that exports standard HTML, CSS and JavaScript and connects to headless CMS tools.
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Nordcraft is a visual website and web app builder with an integrated AI agent, full HTML and CSS control, API-driven data and an Apache 2 open-source runtime you can self-host.
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Open-source drag-and-drop website builder and CMS with 450+ layouts, 75+ modules, a built-in online shop and an AI builder, developed by a nonprofit foundation based in Sofia, Bulgaria.
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Publii is a free, open-source desktop CMS that builds static blogs, portfolios and documentation sites on your computer and publishes them to GitHub Pages, Netlify, Amazon S3 or FTP.
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Backdrop CMS is a free, open source content management system in PHP, built on Drupal 7 and aimed at website architects who want flexible content modeling without a developer team.
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Open source business automation tool from Berlin that links apps such as Slack, Google Sheets and Stripe into no-code workflows, as a cloud service or self-hosted with Docker.
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Tracecat is an open source, self-hostable AI-native SOAR platform where security teams build agents, workflows, cases and tables, with an Enterprise tier for governance.
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OpenFn is an open source workflow automation and integration platform for governments and NGOs, with a visual and AI-assisted builder, 70+ open source Adaptors and hosted or self-run deployment.
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Convertigo is an open source no-code and low-code platform under AGPLv3 or a commercial license, with two studios, native iOS and Android builds, offline sync, self-hosting and per-user paid editions.
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Open-source config-first web framework for building internal tools, admin panels, and dashboards using YAML or JSON instead of code.
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An open source community platform from the WordPress.org family offering profiles, groups, activity streams, friendships, notifications and private messaging, extended by hundreds of third party components.
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Paid Memberships Pro is a free, GPL-licensed WordPress membership plugin with unlimited levels, Stripe and PayPal included, and paid plans from $49 a month for support and hosting.
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A free, open-source web application that lets customers book appointments online, with provider schedules, Google and CalDAV sync, a REST API and webhooks, installable on your own server.
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Self-hosted, source-available AI workflow platform for conversational agents with managed memory, RAG, MCP tool integration, and full data control.
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Open-source omnichannel chatbot and AI agent platform you can self-host for free or run as a cloud plan from $29 a month.
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Free AGPL-3.0 node canvas for agents, document search and image, video and audio workflows that runs on your own provider keys, as a desktop app or in a browser alpha.
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OpenAssistantGPT is an open-source, no-code builder for RAG chatbots on OpenAI models, with a website crawler, lead capture, SAML or SSO, and plans from a free tier.
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Open-source AI agent platform where you describe an agent, app or workflow in plain English, with 1000+ tool connections, a free tier and paid plans from $8 a month.
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Open-source workflow platform under Apache 2.0 that pairs AI-assisted workflows with a professional implementation team, on-premise or cloud deployment, and a free cloud account to start.
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Open-source AGPL-3.0 work platform on a relational database with 8 views, a native MCP server for Claude and ChatGPT, and flat per-workspace pricing.
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Modular open-source business application platform from AtroCore GmbH for master data, integrations and process automation, configured through an admin interface rather than code.
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Vietnamese low-code platform for building websites, apps, games and internal systems through plugins, themes and modules, with an SDK and a marketplace where developers sell plugins.
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Liquio is an open-source low-code platform for government digital services, with a Service Builder, 120 ready-to-use integrations, an ISO/IEC 27001-certified security management system and a stated 1.5 month launch time.
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Helical Insight is an API-driven open-source BI platform with drag-and-drop dashboards, AI-powered Instant BI, pixel-perfect canned reports, multi-tenancy and on-premise or cloud installation.
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InetSoft's StyleBI is a dashboard and reporting platform with data pipelines, drag-and-drop visualization, embedding and cloud, enterprise and open-source editions, built for both business users and technical teams.
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Analytify is an open-source generative BI platform where you connect data, ask questions in plain English, and get governed dashboards, self-hosted under the MIT license or in the cloud.
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An open-source, drag-and-drop form builder that hosts your forms and data, with conditional logic, embed codes, shareable links and a WordPress Gutenberg block.
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Framaforms is a free, ad-free drag-and-drop form and survey builder run by the French nonprofit Framasoft on Yakforms, free software under the GNU GPL v2 license.
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Open-source form builder with lead pipeline and AI-powered inbox, fully self-hostable on Docker for unlimited free usage.
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deco pairs an open source agentic CMS and Studio, self-hosted or operated by deco, with engineers and AI agents that run commerce sites and apps for results.
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Sitepins is an open source, Git-based headless CMS with a visual editor for Astro, Next.js, Hugo and other static sites, as a hosted cloud service or self-hosted via Docker Compose.
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Open-source PHP CMS with a drag-and-drop page builder, built-in ecommerce, GraphQL and REST APIs, and 3 supported database engines, free to download.
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PagibleAI CMS is an MIT-licensed Laravel and Vue.js CMS with visual WYSIWYG editing, built-in AI tools, 35+ language translation and JSON REST and GraphQL APIs.
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An open-source, self-hosted drag-and-drop website builder for design-focused portfolios and landing pages, built on SolidStart with full customization.
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SeoToaster is a free, open source CMS and ecommerce website builder from SeoSamba with themes, a plug-in marketplace, built-in SEO, cloud hosting and a Stripe-ready point of sale.
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An open-source development tool combining no-code, code, and AI to build applications from micro-apps while retaining full ownership and data control.
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Open source AI platform that generates full-stack apps, APIs, databases and chatbots from plain English descriptions, with hosting from $29 per month.
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camelAI is an open-source MIT-licensed AI coding agent that builds and publishes admin panels, dashboards and full-stack apps from plain English, hosted or self-hosted.
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Modelence is an AI app builder on an open source framework that generates full-stack web apps with auth, a MongoDB database, monitoring and one-click deployment from a prompt.
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Open-source MIT AI build engine with a free CLI that turns a plain-English description into a deployed app, plus hosting from $12 a month and $29 per sprint builds.
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CodeZero is a node-based, open-source no-code automation builder with cloud, self-hosted and dynamic hosting, AI flow generation, a free plan and a community edition, still in a canary phase.
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Open-source visual workflow builder for voice agents under a BSD 2-Clause license, with a free cloud trial, self-hosting through Docker, and an MCP server for AI coding tools.
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App Inventor is a free, open-source mobile app builder with a graphical interface, maintained by a US nonprofit, focused on education and reaching devices back to Android 2.3.
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A free, open-source event calendar and ticketing platform with calendar sync, newsletters, a Pro plan at $5 a month, an Enterprise plan at $15 and zero platform fees.
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King of App turns a website, CMS or online store into native iOS and Android apps, with a visual builder, downloadable open code and an MCP link for AI assistants.
Frequently asked questions
What is the main advantage of using an open-source low-code platform over a proprietary one?
These platforms allow you to run software on infrastructure you control, which helps meet data residency rules and avoids vendor lock-in. You can also use Docker to deploy them and extend functionality with plugins.
Can I build full-stack applications using just plain English descriptions?
Yes, several options in this category use AI to generate full-stack apps, APIs, databases, and chatbots from text prompts. These tools can handle everything from admin panels to web apps with built-in authentication.
Do these platforms offer both self-hosted and managed hosting options?
Many listings provide the flexibility to host the software on your own servers or use a managed SaaS version. This allows you to choose between total data control and a hands-off hosting experience.
Are there open-source options specifically for managing content and APIs?
Yes, you can find headless CMS options that work with JavaScript or Git-based workflows, as well as platforms designed to generate governed REST APIs from various databases. There are also traditional content management systems built for flexible content modeling.
What should I check before choosing a platform regarding its legal terms?
You should always read the license first to understand your rights and obligations. Some platforms use the MIT license, while others may have different terms regarding how you can use and distribute their code.