GitHub Actions - Automate your workflow from idea to production
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.
Notion Automations - Automate your Notion workflows with Zapier
Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.
Beau - No-code platform to build, automate customers' workflows, step-by-step
Process Street - Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.