It is hard to memorize all your online accounts for that many of them follow different ideas to keep the passwords in mind. There are different password managers but Keepass has grab some attention because of the following features:

• Strong Security
• Multiple User Keys
• Portable and No Installation Required
• Export to TXT, HTML, XML and CSV Files
• Import from Many File Formats
• Easy Database Transfer
• Support of Password Groups
• Time Fields and Entry Attachments
• Auto-Type, Global Auto-Type Hot Key and Drag&Drop
• Intuitive and Secure Windows Clipboard Handling
• Searching and Sorting
• Multi-Language Support
• Strong Random Password Generator
• Plug-in Architecture
• Open-Source

Keepass supports the Advanced Encryption Standard (AES, Rijndael) and it has the Security-Enhanced Password Edit Controls. None of the available password edit control spies work against these controls. The passwords entered in those controls aren’t even visible in the process memory of KeePass.

Alternatively you can use key files. Key files provide better security than master passwords in most cases. You only have to carry the key file with you, for example on a floppy disk, USB stick, or you can burn it onto a CD. Of course, you shouldn’t lose this disk then.

The password list can be exported to various formats like TXT, HTML, XML and CSV. Many other file formats are also supported through KeePass plugins. It has a password database consists of only one file that can be transferred from one computer to another easily.

You can create, modify and delete groups, in which passwords can be sorted into. You can search for specific entries in the databases. To sort a password group, just click on one of the column headers in the password list, you can sort by any column.

Keepass can generate strong random passwords for you and the user can define the possible output characters of the generator number of characters and type. It has Open-Source prevents from backdoors. You can have a look at its source code and compile it yourself. Click here for more info about Keepass
Download Keepass