# What changed in ember-cli-htmlbars

> 11 changes in ember-cli-htmlbars 4 to 7 from its official release notes, upgrade guides and advisories: 8 breaking, 1 new APIs and options. Each one cited. Sources checked 2026-11-01. HTML: https://unstale.sh/npm/ember-cli-htmlbars/

To see which of these apply to a repository, run `npx @unstale/cli init` in it.

## ember-cli-htmlbars 7

### Breaking changes

- Support for Ember versions below 4.12 was dropped, changing the minimum Ember version required. (7.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v7.0.0)
- Support for Node versions below 18 was dropped, changing the minimum Node.js version required. (7.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v7.0.0)

## ember-cli-htmlbars 6

### Breaking changes

- Use a simplified Babel plugin on Ember 3.27 and later. (6.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v6.0.0)
- Drop support for Node versions that are no longer supported. (6.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v6.0.0)

## ember-cli-htmlbars 5

### Breaking changes

- Bower support was removed. (5.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v5.0.0)
- Support for Ember versions below 3.8 was dropped. (5.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v5.0.0)
- Node 8 support was dropped. (5.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v5.0.0)

### Performance

- A smaller cache key reduces overall memory overhead of caching. (5.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v5.0.0)

## ember-cli-htmlbars 4

### Breaking changes

- Node 6 and 11 are no longer supported. (4.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v4.0.0)

### New APIs and options

- Adds an initial implementation of the co-located templates RFC. (4.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v4.0.0)

### Tooling

- Implements inline precompilation. (4.0.0) — [release notes](https://github.com/ember-cli/ember-cli-htmlbars/releases/tag/v4.0.0)