Visual workflow automation with room to drop into code
Stars203K
Commit8h ago
LicenseUnknown
n8n sits between a no-code automation builder and a scripting environment. Workflows are assembled on a canvas from several hundred integrations, and any node in that canvas can be replaced with a JavaScript or Python function when the visual version stops being expressive enough.
Self-hosted workflow automation that keeps business data on your own servers
Stars14K
Commit7mo ago
LicenseAGPL-3.0
Automatisch is a self-hosted business automation tool that connects services such as Slack, GitHub, Gmail, and X into multi-step workflows, built for teams that must keep workflow data on their own servers.
Source-available platform for product integrations across 1,600+ APIs
Stars12.6K
Commitjust now
LicenseElastic-2.0
Nango is a source-available integration platform that gives a SaaS product or AI agent production-ready connections to external APIs through one integration: managed OAuth, over 1,600 prebuilt integrations, and unified APIs across 12 categories.
Open-source webhook server with HMAC signatures and EU hosting
Stars1,494
Commitjust now
LicenseSSPL-1.0
Hook0 is an open-source webhooks server that lets SaaS teams send event notifications to their customers' applications through a JSON REST API and management dashboard.
Channel based team messaging with a large integration ecosystem
CompanySalesforce
Since2013
PricingFreemium
Slack replaced internal email for a generation of companies by making conversation searchable and public by default. Channels, threads, and a very large app directory are the shape most team chat now copies.
Hosted automation connecting thousands of applications
CompanyZapier
Since2011
PricingFreemium
Zapier's moat is the integration catalogue. Almost anything with an API is already connected, maintained by someone else, and works without a developer, which is worth a great deal to teams with no engineering capacity to spare.