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Handlebars helper reference

Tom Santiago

Updated July 31, 2026 12:13

Handlebars helpers can be used to implement functionality that is not part of the handlebars language itself. The following list of helpers is supported by integrator.io:

Category	Helpers
Aggregate helpers	avg sum
Block helpers	#and #compare #contains #each #filter #if...else #ifEven #isEmpty #inArray #neither #not #or #some #startsWith #unless #with Nesting block helpers and raw blocks
Data variables	first index key last object.length root this
Date/time helpers	dateAdd dateFormat timestamp
List helpers	after arrayify before pluck sort split unique
Logic check helpers	eq hasOwn hasNoItems isFalsey isTruthy
Miscellaneous helpers	aws4 bytes getValue jsonParse lookup typeOf
Numeric helpers	abs add addCommas avg ceil divide floor modulo multiply random round subtract sum toExponential toFixed toPrecision
String helpers	base64Decode base64Encode camelCase capitalize capitalizeAll chop dash-case decodeURI dot.case encodeURI hash hmac htmlDecode htmlEncode join jsonEncode jsonSerialize lowercase occurrences ordinalize padLeft padRight PascalCase path/case regexMatch regexReplace regexSearch removeFirst replace replaceFirst reverse sanitize sentence snake_case stripProtocol stripQuerystring substring trim trimLeft trimRight truncateWords uppercase