Conversion among DDI

SledgeHammer

Description: 

Turn your data into open data! SledgeHammer is a powerful tool that facilitates the transofrmation of data across popular proprietary, text, and database formats, and the extraction/generation standards based metadata.

  • Reading data and extracting metadata from: Stata, SPSS, SAS, DDI+ASCII, Stat/Transfer+ASCII,SQL
  • Transforming data into ASCII text format (fixed, csv, delimited), with various optimizations
  • Producing standard metadata from input files. Supported specifications include  DDI-Codebook (1.0-2.1 and 2.5), DDI LifeCycle (3.1-3.2), and Triple-SSS (1.1, 2.0)
  • Computing summary statistics at the variable and category levels for inclusion in DDI or for other purposes. Summary statistics include minimum, maximum, average, standard deviation, count of missing values, weighted and unweighted frequencies
  • Generating scripts for reading ASCII data into R, SAS, SPSS, Stata, Mathematica Notebook, Berkeley SDA, and various flavors of SQL (MS-SQL, MySql, MonetDB,PostgreSQL,Oracle, Vertica, HSQLDB). The database scripts support the creation of database schemas along with bulk loading of the ASCII data.
Creator(s)
Name(s) of institution(s): 
Metadata Technology North America
Contact email: 
mtna@mtna.us
Availability: 
In production
Latest Version: 
1.0.20150717
Operating system requirements
Supported Operating Systems: 
Win64
Linux64
Macintosh
Other system requirements: 
Java
DDI version(s) supported: 
1.x
2.0
2.1
2.5
3.1
3.2
Type: 
Software
Exports DDI XML: 
Yes
Imports DDI XML: 
Yes

Colectica Designer

Description: 

Colectica Designer is a visual DDI metadata editor and survey questionnaire designer. It interacts with Colectica Repository to provide advanced data management functionality. Colectica Designer complements existing systems by importing and generating various forms of data, documentation, and source code.

Creator(s)
Name(s) of individual author(s)/programmer(s): 
Jeremy Iverson
Dan Smith
Name(s) of institution(s): 
Colectica
Contact email: 
via http://www.colectica.com/contact
Availability: 
In production
Latest Version: 
3.0.1932
Operating system requirements
Supported Operating Systems: 
Win32
Support Available: 
Free, for limited time
DDI version(s) supported: 
1.x
2.0
2.1
2.5
3.1
3.2
Type: 
Software
Exports DDI XML: 
Yes
Imports DDI XML: 
Yes

DDI 3.0 Core

Taxonomy upgrade extras: 
Description: 

Recommended elements, formerly DDI Lite

Creator(s)
Name(s) of individual author(s)/programmer(s): 
Sanda Ionescu, ICPSR
Contact email: 
sandai@umich.edu
Availability: 
Unknown
Operating system requirements
Supported Operating Systems: 
Other
If other, please describe:: 
XML editor
DDI version(s) supported: 
3.0
Type: 
Metadata Resources