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Windmill turns scripts into scheduled jobs, workflows and internal applications through a browser workspace. Its self-hosted Community edition supports unlimited executions within defined user and workspace limits, with advanced enterprise controls and some runtimes reserved for paid plans.
Kestra is an open-source orchestration platform for coordinating scheduled and event-driven workflows. Declarative YAML definitions connect tasks across scripts, infrastructure and business systems, with a web interface for running, inspecting and maintaining the resulting processes.
Apache Airflow develops, schedules and monitors workflows defined in Python. Its open-source scheduler and web interface support dependent tasks and recurring pipelines, making it useful for engineering teams that want reproducible automation with explicit execution history.
StackStorm is an open-source event-driven automation platform for operational systems. It connects sensors, rules and actions so teams can respond to infrastructure events with repeatable workflows, integrations and controlled execution rather than manually repeating the same procedures.
OpenRPA is an open-source Windows robotic process automation tool for automating repetitive application interactions. Its workflow designer can coordinate desktop activities and integrate with orchestration services, helping teams automate systems that lack convenient APIs.
Make provides a hosted visual builder for connecting applications through multi-step automation scenarios. Its ongoing free tier includes a monthly credit allowance and slower scheduled execution, making it suitable for small integrations and learning how connected workflows behave.
Traefik Proxy is a reverse proxy and ingress controller that discovers services and routes application traffic dynamically. It includes service discovery, HTTP routing, and certificate automation.
