Best Self-hosted Automation & Workflow Builders (Low-code) tools in 2026

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

Actively maintained

Alternative to:

Airtable+11

Scraperr is a self-hosted web scraping app with a web UI, XPath extraction, job queueing, domain spidering, media downloads, and CSV/Markdown export.

MITSlowing down

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Apify+3

Diun monitors Docker/OCI images in registries and sends notifications when tags or digests change, with multiple providers and flexible scheduling.

MITActively maintained

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JFrog Artifactory+1

Portable, file-backed workflow orchestrator that defines DAGs in declarative YAML, runs anywhere as a single binary, and includes a modern Web UI for monitoring and control.

GPL-3.0Actively maintained

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Prefect Cloud+10

Self-hosted web UI that exposes YAML-defined shell commands as buttons, dashboards and API endpoints with ACLs, auth and logging for safe, repeatable server operations.

AGPL-3.0Actively maintained

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PagerDuty Rundeck+11

Ansible-NAS is an Ansible playbook collection that turns an Ubuntu server into a NAS-style home server by deploying and configuring many self-hosted apps via Docker.

MITSlowing down

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Red Hat Ansible Automation Platform+7

Automates music downloads from NZB/torrent feeds and auto-manages library tagging, renaming, and indexing.

bknd is a lightweight Firebase/Supabase alternative that provides a modular backend with REST API, admin UI, auth, media, and workflows, deployable across many JS runtimes.

Apache-2.0Actively maintained

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Firebase+9

Open-source form builder to create, embed, and share forms with unlimited submissions, notifications, integrations, file uploads, and basic analytics.

Actively maintained

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Cognito Forms+3

Self-hosted ebook and audiobook collection manager that automates searches, downloads, upgrades, and library organization via Usenet and BitTorrent clients.

GPL-3.0Slowing down

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Readarr

Open-source, API-based social media outreach automation tool for running workflows that send connection requests and follow-up messages, built for n8n/Make/Zapier integrations.

Self-hosted Linux patch monitoring platform with inventory, updates, and an API-driven workflow.

AGPL-3.0Actively maintained

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ManageEngine Endpoint Central+5

Open-source, self-hosted tool to provision servers and deploy PHP apps with database, SSL, firewall, cron, services, monitoring, workflows, plugins, and API.

AGPL-3.0Actively maintained

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Laravel Forge+11

Huntarr continuously scans your Arr libraries to find missing items and trigger quality upgrades in controlled batches, helping complete and improve your media collection.

GPL-3.0Slowing down

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FileFlows Cloud

Privacy-first, open-source home assistant for dashboards, device integrations, scenes, alerts, and local-first automation with optional secure remote access.

Apache-2.0Actively maintained

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Google Home+10

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.

Apache-2.0Actively maintained

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Retool+8

Open-source tool that monitors IRC, Torznab/Newznab and RSS feeds, applies regex filters, and forwards matching torrents/usenet releases to download clients or *arr apps.

Open-source no-code website builder to visually create fast static websites, with optional HTML/CSS/JavaScript editing and integrations for CMS and APIs.

AGPL-3.0Actively maintained

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Webflow+11

Developer-focused platform for automated, omnichannel messaging (email, SMS, push, WhatsApp) with low-code journeys, segmentation, templates, and self-hosting.

MITActively maintained

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Customer.io+19

Self-hosted smart home hub that unifies device control, automation, and floorplan visualization while preserving privacy.

MPL-2.0Actively maintained

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Samsung SmartThings+19

Web UI server for sending and monitoring G-code on CNC controllers (Grbl, Marlin, Smoothieware, TinyG/g2core) over serial connections.

MITActively maintained

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Mach3+3

Open-source customer engagement and product onboarding platform for building event-triggered journeys and sending email, SMS, push notifications, and webhooks.

Actively maintained

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Braze+9

Self-hosted tool to sync, version, and deploy Radarr/Sonarr quality profiles and custom formats from remote sources while preserving local changes.

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.

MITActively maintained

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Retool+19

Automates cleanup of stuck, stalled, or malicious downloads in Sonarr/Radarr and supported torrent clients, with blocking rules and optional re-search.

Dockcheck is a Bash CLI that checks for Docker image updates and can perform selective or unattended updates with notifications, image backups, and optional pruning.

GPL-3.0Actively maintained

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Portainer Business Edition (Portainer Cloud)+2

Self-hosted controller that automates Cloudflare Tunnels, DNS records, and Access policies using Docker labels, with a web UI and optional multi-server agents.

Actively maintained

Alternative to:

Cloudflare Tunnel

Open-source form and data management platform with a drag-and-drop builder, embeddable form renderer, and REST API for submissions, resources, and workflows.

OSL-3.0Actively maintained

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Formstack+12

Maintainerr is a self-hosted maintenance tool for Plex libraries that uses rules and integrations (Plex, *arr, Seerr, Tautulli) to find and remove unwanted media.

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.

Apache-2.0Actively maintained

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Microsoft Power Apps+19