frePPLe / News: Recent posts

Release 2.0 available

FrePPLe 2.0 is finally out, bringing a lot of new and exiting features:

  • User interface
    • The graphs no longer require FlashPlayer, but run directly in the browser
    • New graphical representation of the supply path
    • Ability to report the reporting horizon relative to the current date of the plan
    • Ability to first remove existing records before uploading new CSV file
    • Removed RSS feed
  • Planning engine
    • Ability to model resource skills
    • Improved solver for procurement buffers
    • Up to 5x performance improvement when exporting data to PostgreSQL database
  • Windows installer
    • Asks for license file, not required for the community edition
    • Installer now redirects to a webpage at the end of installation
    • Corrected installer language
  • Enterprise edition
    • New resource Gantt chart report
    • Forecast module, formerly available in the community edition
    • Order quoting screen (beta)
    • New web service for the planning engine
  • Upgrade of third party components used in frePPLe
  • Various bug fixes, including tickets #36, #38, #40 reported on our bug tracker... read more
Posted by Johan De Taeye 2013-06-02

Release 0.9.2 available

The 0.9.2 release finally passes all tests, and brings the following new features:

  • License change from LGPL to AGPL, see earlier communication on this
  • Model change:
    • Easier and more flexible modeling of calendar buckets
  • User interface changes:
    • Easier editing: improved widgets, renaming objects, deleting objects
    • Sparkline graphs to visualize the plan results intuitively
    • Ability to enter comments on entities
    • Performance improvements in resource plan report
  • A series of bug fixes
  • Upgrades or added third party components: django 1.4.1, jqgrid 4.4.0, jquery.sparklines 2.0
  • A security fix from Django... read more
Posted by Johan De Taeye 2012-08-29

Version 0.9.1 released

The 0.9.1 release provides a major overhaul of the user interface.

The new features in the upcoming 0.9.1 release:

  • User interface
  • More attractive and easier navigation using tabs and accordions
  • Customizable look and feel with themes
  • New grid component with ajax loading of new data pages,
    inline editing, resizeable columns,...
  • Support for complex search expressions: and/or filtering in
    an arbitary number of groups
  • Quickly search & jump to any entity, with autocomplete suggestions
  • Improved breadcrumb trail... read more
Posted by Johan De Taeye 2012-04-05

0.9.1-beta release available

The 0.9.1 is a first of a number of refactoring and restructuring releases leading towards the 1.0 release.
The 0.9.1 release is focussed on a major overhaul of the user interface.

The new features in the upcoming 0.9.1 release:

  • User interface
  • More attractive and easier navigation using tabs and accordions
  • Customizable look and feel with themes
  • New grid component with ajax loading of new data pages,
    inline editing, resizeable columns,...
  • Support for complex search expressions: and/or filtering in
    an arbitary number of groups
  • Quickly search & jump to any entity, with autocomplete suggestions
  • Improved breadcrumb trail... read more
Posted by Johan De Taeye 2012-03-05

Version 0.9.0 released

The long overdue release 0.9.0 is finally ready...

With more than a year between the previous release 0.8.1 it brings a lot of new features and changes.

  • Improved Windows installer
  • Allowing clean user-level installations
  • Installation directory structure allows easier customization

  • Improved tutorial

  • Engine:

  • Resource calendar and buffer onhand can now be modeled also
    without calendars
  • Improved plan quality, specifically when constrained materials or
    resources are used multiple times in the routing of a demand
  • Added build script for Visual Studio to facilitate compiling on Windows
  • FrePPLe can now be used as a Python extension module
  • Refactored command classes
  • Improved and more complete Python API... read more
Posted by Johan De Taeye 2011-10-30

Version 0.8.1 released

A new frePPLe release is finally ready!

The following enhancements are included:

  • Engine:
  • Constraint identification
  • Added "invalid data" problem
  • A couple of bug fixes

  • User interface:

  • Added support for what-if scenarios
  • Added support for working with multiple models in the same UI
  • Reworked filtering capabilities
  • "Why short or late" analysis for orders
  • Enhanced pegging reports
  • On Windows: run the web server as a service
  • Allow direct editing and importing of calendar buckets
  • Possibility to change the units in the resource report
  • Web server checks for updates / security fixes upon startup
  • Updated Italian translations
  • Plenty of bug fixes

  • Add-ons

  • Additional and improved forecasting methods of the forecasting module
  • Bug fixes in the forecasting module
  • Prototype integration with OpenErp (very partial, but still...)... read more
Posted by Johan De Taeye 2010-09-18

Beta version 0.8.1 released

A beta release of the upcoming 0.8.1 release is now available!

The following enhancements are included in the new release

  • Engine:
  • Constraint identification
  • Added "invalid data" problem

  • User interface:

  • Reworked filtering capabilities
  • "Why short or late" analysis for orders
  • Enhanced pegging reports
  • On Windows: run the web server as a service
  • Updated Italian translations... read more
Posted by Johan De Taeye 2010-06-05

New release 0.8.0

It took longer than expected, but the new release with a truckload of new functionality is finally ready.

  • Improved user interface:
  • Gantt chart for order plan report
  • Enhanced problem report
  • Added detail output reports for inventory, capacity and demands
  • Added Italian translation. Thanks Tonio!
  • User preferences for language and csv delimiter
  • Improved CSV-upload of data files
  • Added experimental graphing command (for use with graphviz)... read more
Posted by Johan De Taeye 2010-03-21

Beta version available of 0.8.0

A beta version of the upcoming release 0.8.0 is published now. The official release of 0.8.0 will be around the end of this year or january next year.

Posted by Johan De Taeye 2009-11-22

New release 0.7.1

This release brings no functional enhancements, besides improved rpm and debian packaging for Linux

Posted by Johan De Taeye 2009-07-31

New release 0.7.0

This release brings a lot of new and exciting functionality:
- Modeling support for location calendars: Allows to model shifts, holidays, weekends, etc
- Added powerful and intuitive graphs to the user interface
- Added traditional Chinese translation of the user interface
- Implementation of a REST webservice
- Support for Microsoft Vista
- Plenty of smaller bug fixes and usability enhancements
- Support for upgraded third party tools: xerces-c 3.0 and Python 2.6

Posted by Johan De Taeye 2009-07-12

New release 0.6.1

A new bug fix release is made available:
- Addresses a number of bugs in the 0.6.0 release.
- Improved Python interfaces. Python is now the only way to run commands, obsoleting the previous XML-interface.

Posted by Johan De Taeye 2009-02-08

New release 0.6.0

It took a while but finally here's the new release of frePPLe!
Improvements include:
- Better user interface: Improved editing, filtering and
scrolling
- Forecast module now includes timeseries analysis
algorithms to predict the future demand
- Big enhancements to the Python interface: Python is not
an optional module any more, but part of the core
- Corrections to the package layout to follow the common
practice on Linux distirbutions
- Various bug fixes
- Upgrade to new versions of the third-party components:
django 1.0.2, xerces-c 2.8, ...

Posted by Johan De Taeye 2008-12-28

New release 0.5.1 - security update!

  • Security Fix!!!
    A security fix was released for the Django
    framework used in the user interface, resolving
    a cross-site scripting bug.
    More details on the problem can be found on:
    http://www.djangoproject.com/weblog/2008/may/14/security/
  • Improved linear programming solver module
  • Bug corrections
Posted by Johan De Taeye 2008-05-17

New release 0.5.0

Modeling enhancements
- Support for date-effective loads, flows and operations
- Improved calendar modeling capabilities
Solver enhancements:
- Improved resource solver
- Improved problem detection logic
Greatly improved Python interface
- Earlier only a few highlevel functions were exposed. The new API allows object-level interaction with the frePPLe objects. This greatly improves performance as well as allowing much more sophiticated levels of customization.
More consistent and cleaner API, including plenty of backward incompatible changes
- all keywords are now lower case
- changed some field names and types
- consistently use of doubles instead of floats
Usability improvements in the user interface
- Same look and feel for input and output reports
- Easy selection of of time bucket
- Improved CSV export and import
- Updated to use the latest Django version, including the refactoring of querysets and paginators
Cleanup:
- removed Excel-based user interface
- removed support for object level locking
*** Beta enhancements:
- more generic linear programming solver

Posted by Johan De Taeye 2008-05-04

New release 0.4.0

  • Improved plan quality: smarter solver...
  • Better planning performance: up to x3 for some models
  • Plenty of enhancements in the user interface: filtering and sorting, new kpi report, improved demand and forecast report, ...
  • Added (experimental) webservice module.
  • The release has significant backwards incompatible changes that are required to make the API and data model more consistent and generic.
Posted by Johan De Taeye 2008-01-01

New release 0.3.2

  • Considerable performance improvements to the solver, data loading and material pegging
  • Engine fully supports utf8 data
  • Django user interface:
    • Report fields can now be translated to user's language.
      Current only a prototype translation to Dutch is available.
    • Improved reports: better drilldown screens, additional reports added.
    • Improved reporting framework: more generic, support for permissions, support for list and table based reports, improved sorting and filtering.
    • Memory usage reduction for reports
    • Improved performance of data load and data export
    • Model generator now creates procured buffers, with additional parameters
Posted by Johan De Taeye 2007-10-25

New VMWare image

The VMWare image has been updated.
It is based on an Ubuntu Server release and runs frePPLe 0.3.2-beta with a PostgreSQL database.

Posted by Johan De Taeye 2007-09-23

New release 0.3.1

  • Improved user interface: sorting, filtering, drilldowns, csv export, ...
  • Improved solver logic and much better plan quality
  • Improved installer: now allows selection of the database parameters, possibility to start the server after the installation
  • Forecast module now has logic to handle discreteness during forecast editing and forecast netting
  • Improved logging: Added support to appending rather than overwriting, bug fix on windows.
Posted by Johan De Taeye 2007-08-29

New release 0.3.0

  • Major update in the user interface: All-in-one installation of user interface, python, web server and database!
  • Big performance improvements of the user interface.
  • Support for PostgreSQL, MySQL and SQLite databases.
  • Forecast module greatly improved: allows for forecast distribution and netting of orders against forecast.
  • Important bug fixes.
Posted by Johan De Taeye 2007-07-20

New release 0.2.3

As usual, a large package of improvements:
- Implementation a buffer type to model a reorderpoint inventory policy.
- Support for time based safety inventory.
- Bug fixes and improved exception handling.
- Improved documentation of the c++ code.
- Refreshed of swig interfaces.
- Greatly improved Django user interface:
* Menu bar and context menus are added for easier navigation.
* Added/improved reports.
* Added user preferences.
* Ability to run different plan types (eg unconstrained, constrained, capacity constrained, material constrained).
* Improved breadcrumbs.
* Added capability to load datasets from the user interface.
* Automatic initial loading of a fixture for the standard demo dataset.
* Improved demo model generator.
* Improved error handling when uploading csv-files.

Posted by Johan De Taeye 2007-06-03

New website!!!

Frepple has moved and has its own place on the web.

The source code repository and downloads will continue to be hosted at Sourceforge.

Posted by Johan De Taeye 2007-03-04

New release 0.2.2

  • Enhanced interface between frepple and Python: more objects are now visible from Python
  • Revamped documentation
  • Added test cases for demand_policies and python interface
  • Performance improvements when loading from and exporting into database
  • Bug fix in the parsing of demand policies and command_setenv
Posted by Johan De Taeye 2007-03-04

VMWare demo and dev environment 0.2.1

This VMware image contains a demo and development environment for Frepple 0.2.1

Since it's a pretty big file to download, please read the notes coming with the package
before starting your download!

All feedback is welcome!!!

Posted by Johan De Taeye 2007-02-15

New release 0.2.1

  • NEW!!! A cool and sexy Web based user interface and database model.
    Check out the screenshots.
    These are built using the Django framework.
    This is a first release with plenty more following soon...
  • Various bug fixes
  • Removed the use of perl from Frepple. Python rules!
  • Sending output to cout rather than clog, which is better in line with best practice.
  • Improved functionality and stability of the embedded Python browser:
    • improved interface to Frepple objects
    • logging to the same files as Frepple
    • python code can now also be specified as an xml processing instruction
    • updated examples
  • New command to set environment variables, and substitute their value
  • OperationPlans are now sorted by date and quantity, rather than ID.
  • API change: module initialization routines now need to return the name of the module
  • Print the version and a list of loaded modules as part of the command_size command
  • Exported more functions from the windows dll
  • Use xsd:normalizedString in the XSD schema where appropriate
  • Removed j2ee project: no plans to do anything in this direction anyway...
Posted by Johan De Taeye 2007-02-10