Verified70% confidenceFactExact time
n8n is a low-code platform that supports JavaScript expressions and custom function nodes for code extension.
4
Sources
70%
Confidence
Long-term
Relevance
7/19/2026
First Seen
Sources
n8n入门：开源工作流自动化平台核心解析
Related Claims
Verifiedn8n supports writing JavaScript expressions directly in nodes; its built-in Code node can execute arbitrary Node.js code and provides a complete API for external systems to trigger workflows.80% similarVerifiedn8n's expression system is based on JavaScript and uses {{ }} syntax to reference output data from upstream nodes75% similarPartially VerifiedThe Code node allows writing JavaScript or Python code directly in n8n to handle logic that ready-made nodes cannot satisfy.75% similarUnverifiedCompared with Zapier, n8n supports self-hosting, code-level customization (the Code node can run JavaScript), and has no task-based billing limit74% similarUnverifiedn8n has a built-in $jmespath() function that can be used together with JavaScript's optional chaining operator ?. to handle complex nested structures and reduce crashes caused by missing fields74% similar
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