# Hop AWS Products (Amazon Web Services) Changelog
## 6.0.1 - 2021-06-16
### Updated
- Documentation
### Fixed
- Template parser
## 6.0.0 - 2021-04-29
### Updated
- Hello EE6
- Enhanced template parse() functions
- API parameters
### Changed
- Variables (please check the documentation and try it out on a staging site if you are upgrading from an older version)
- associate_id to partner_tag
- public_key to access_key
- private_key to secret_key
### Added
- Config page
- Hop License
- {count} and {total}
- Caching retrieved products
## 5.1.0 - 2020-06-23
- Short if conditions
- Documentation updates
## 5.0.0 - 2020-04-22
- Uses the new API
## 4.1.1 - 2017-12-11
- Add a delay parameter
## 4.1.0 - 2016-11-02
- Add a fix for items having multiple authors
- Add feature to display all available tags
- Add a page parameter
- Updated for EE 3
## 4.0.0 - 2016-08-18
- Major changes to tag names to more closely adhere to Amazon's attribute names
- Many more attributes available to use &mdash all that Amazon provides, in fact, and it updates as Amazon does.
## 3.1.1 - 2015-04-28
- 2015/04/28
- Fix encoding issue
- Fix bug when a template tag doesn't exist
## 3.1.0 - 2011-04-23
- 2011/04/23 (Travis Smith, Hop Studios):
- Added error message for missing keys
- Added .at and .es and .it stores
- Changed the AWS server it talks to
- Fixed a bug in "define_keywords"
## 3.0.0 - 2011-04-24
- 4/24/2011
- First version for EE 2.x
- Added several more fields
- Fixed an error when multiple authors were available for a book
- Includes version 2.0.0 for EE 1.x
## 2.0.0 - 2010-01-29
- 1/29/2010 (Justin Crawford, Hop Studios):
- Added aws_signed_request function to accommodate the new signed URL requirements on AWS
- Made major changes to code formatting
- Made minor changes to logic/data structures
- Edited comments for brevity/clarity
- Changed parameters/variable names for consistency with current EE convention
- Added an item_id parameter for single-item lookups
- Added a public_key and private_key parameter for signed URLs
- Revised conditional handling
## 1.0.0 - 2004-10-15
- First Version based on Lynda's Amazon Api Plugin (Christian Leu, http://leumund.ch/)