Free reverse lookup software for mac

AddressBook Reverse Look-up Plug-in 1.0 is regarded as a distinguished and tractable plug-in for the Mac OS X 10.3 address book which allows you to look up (from public records) addresses from phone numbers. You can use this to fill in the missing gaps in your address book (for entries which have phone number but don't have addresses). Please note: this only works for US phone numbers.

File Extension Lookup widget allows you to find out information about thousands of Macintosh and Windows file extensions, using the FileInfo.net database.
Each file extension entry includes the file type, file format, a description of the file, and a list of programs that can open the file.
A great dashboard widget that will help you quickly look up file extensions for unknown file types found in your e-mail attachment or on your hard drive.

Enhancements
- FileInfo.net is now FileInfo.com.
- Updated look and feel of widget.
- Smaller file size.

Reverse Snowflake Joins is a free and open source tool that parses SQL Select statements and generates a diagram. The diagram will show parts of the underlying SQL directly in the diagram.
For example x=30 , GROUP BY (year), HAVING MIN(age) > 18. It is easy to see cartesian joins and/or loops.

System requirements:
-

Enhancements
- If possible, aliases are displayed inside the tables they belong (previously they were displayed each in its own frame).
- Some progress with subselects, to be finalized later.

RE:Trace is a Ruby/DTrace Rapid Reverse Engineering framework for OS X.
RE:Trace has been designed in order to help the development of exploits and research vulnerabilities faster.
NOTE: RE:Trace is licensed under the Creative Commons Attribution 3.0 License.

System requirements:
- OS with dtrace
- rubydtrace
- ruby
- If you want IDA integration you also need idarub package.