handlebars-lang

handlebars-lang/handlebars.js

Minimal templating on steroids.

Stars: 18.7k
Forks: 2.1k
Open beginner issues: 0
Indexed issues: 77

Dominant language: JavaScript
License: MIT
Last GitHub push: Jun 24, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Open All

77 open issues indexed

Strict mode errors on unless block with nested property Open

bug

handlebars-lang/handlebars.js#1138 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Escaping in string literals is broken Open

breaking change bug

handlebars-lang/handlebars.js#1159 · 0 comments · 4 reactions · 0 assignees · Indexed Sep 17, 2026
Exceptions vs. ParseErrors Open

breaking change feature

handlebars-lang/handlebars.js#1173 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add ability to clone HBS instance Open

feature

handlebars-lang/handlebars.js#1183 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
#each is not working for `new Array()` where as it is working for `[ ]` Open

item for language spec

handlebars-lang/handlebars.js#1227 · 8 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Add `.validate`-method (aka: Better error handling in the compile method) Open

feature

handlebars-lang/handlebars.js#1242 · 7 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Helpers parameter list should not change based off calling context Open

item for language spec

handlebars-lang/handlebars.js#1262 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
We need a spec Open

handlebars-lang/handlebars.js#1277 · 8 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Option to disable {{{ }}} Open

feature

handlebars-lang/handlebars.js#1363 · 17 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
{{*inline}} cannot take SubExpressions as arguments Open

feature

handlebars-lang/handlebars.js#1372 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Request to support babel 6 Open

help wanted

handlebars-lang/handlebars.js#1386 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Update webpack to current version Open

help wanted

handlebars-lang/handlebars.js#1399 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add hook to call on missing properties Open

feature

handlebars-lang/handlebars.js#1435 · 12 comments · 9 reactions · 0 assignees · Indexed Sep 17, 2026
Clearer error message Open

feature

handlebars-lang/handlebars.js#1450 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Passing Arrays or Objects to Helpers Open

feature

handlebars-lang/handlebars.js#1455 · 6 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Bizarre context resolution when parent context is block params Open

bug item for language spec needs investigation

handlebars-lang/handlebars.js#1484 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Typings allow calling "compile" when including "handlebars/runtime". Open

bug help wanted typings unverified

handlebars-lang/handlebars.js#1513 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Handlebars cli fails to minimize output if input is provided by stdin Open

bug

handlebars-lang/handlebars.js#1525 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Load precompiled templates from Typescript Open

docs-needed

handlebars-lang/handlebars.js#1528 · 7 comments · 16 reactions · 0 assignees · Indexed Sep 17, 2026
Provide an API for custom partial resolution Open

feature

handlebars-lang/handlebars.js#1545 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Overriding compile to support other template formats Open

topic for discussion

handlebars-lang/handlebars.js#1547 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Move main development back to `master`-branch Open

handlebars-lang/handlebars.js#1566 · 6 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Decorator and DecoratorBlock typings are out of sync with documentation Open

possibly breaking

handlebars-lang/handlebars.js#1572 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Replace parts of the AST hierarchy with union types Open

possibly breaking

handlebars-lang/handlebars.js#1573 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Deprecate decorators Open

topic for discussion

handlebars-lang/handlebars.js#1574 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Access control to proto properties Open

feature

handlebars-lang/handlebars.js#1638 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
with helper should not change evaluation context if "as" operator is used Open

breaking change topic for discussion

handlebars-lang/handlebars.js#1641 · 3 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Dependency Management Automation Open

handlebars-lang/handlebars.js#1676 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Nested each with equal values skips some iterations. Open

bug

handlebars-lang/handlebars.js#1686 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Indented `{{> @partial-block }}` cannot handle a SafeString. Open

bug

handlebars-lang/handlebars.js#1695 · 4 comments · 3 reactions · 0 assignees · Indexed Sep 17, 2026
Strict mode has seemingly no effect on partials Open

bug

handlebars-lang/handlebars.js#1708 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Support for ES6 Modules Open

feature

handlebars-lang/handlebars.js#1723 · 13 comments · 26 reactions · 1 assignee · Indexed Sep 17, 2026
Add source location to HelperOptions Open

feature

handlebars-lang/handlebars.js#1726 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Is it more convenient when Handlebars help us to lookup variables in the parent context? Open

feature

handlebars-lang/handlebars.js#1732 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
No TypeScript annotations for browser builds Open

typings

handlebars-lang/handlebars.js#1733 · 3 comments · 5 reactions · 0 assignees · Indexed Sep 17, 2026
Allow length attribute for objects Open

feature

handlebars-lang/handlebars.js#1734 · 0 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
Be able to globally allow \n characters, convert to <br /> Open

breaking change feature

handlebars-lang/handlebars.js#1738 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Option for custom escaping function in `Handlebars.compile` Open

feature

handlebars-lang/handlebars.js#1746 · 2 comments · 4 reactions · 0 assignees · Indexed Sep 17, 2026
How to call String.prototype.trim (or any other prototype function) as shown in the documentation example? Open

docs-needed needs investigation

handlebars-lang/handlebars.js#1748 · 2 comments · 2 reactions · 1 assignee · Indexed Sep 17, 2026
Unable to access #each helper variables in child scope Open

docs-needed

handlebars-lang/handlebars.js#1760 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Wrong context when iterating an array with `undefined` inside a conditional block helper Open

bug needs investigation

handlebars-lang/handlebars.js#1762 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Feature: compile() option to support rendering variables with an enclosure tag Open

feature

handlebars-lang/handlebars.js#1803 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Feature: assemble partials without rendering variables Open

feature

handlebars-lang/handlebars.js#1804 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Use more sophisticated GitHub-Actions workflow instead of grunt-tasks Open

handlebars-lang/handlebars.js#1806 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 17, 2026
Parent context wrong for first each iteration Open

bug needs investigation

handlebars-lang/handlebars.js#1831 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Using key / context in helpers Open

feature

handlebars-lang/handlebars.js#1840 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Helper in Loop Always Appears to be at the End Open

needs investigation

handlebars-lang/handlebars.js#1849 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
allowProtoMethods/Properties runtime options do not work for nested objects Open

needs investigation

handlebars-lang/handlebars.js#1858 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
functions in nested objects are not bound to that object, resulting in inconsistent behavior Open

docs-needed item for language spec needs investigation

handlebars-lang/handlebars.js#1860 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
The JavaScriptCompiler API docs sample code is broken as of 4.6 Open

docs-needed

handlebars-lang/handlebars.js#1912 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026

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