BabelMap - Unicode Character Map for Windows
Event Viewer - Get help, support, and tutorials for Windows products—Windows 10, Windows 8.1, Windows 7, and Windows 10 Mobile.
AllChars - If you're new to AllChars: start with the Introduction, see the FAQ and Manual. And finally download it. AllChars is now Open Source, usage is free and the sourcecode is available.
WinCompose - WinCompose supports the standard Compose file format.
PopChar - The character map that works!
Unicode-Table.com - All Unicode Symbols with Names and Descriptions on One Page: ❤ ☀ ★ ☂ ☻ ♞ ☯ ☭ ☢ € → ☎ ❄ ♫ ✂ ▶ ✇ ♎ ⇧ ☮ ♻ ⌘ ⌛ ☘ ✈ ✔ ☊ ♔ ♕ ♖ ☦ ✝ ❖ ➎ ♠ ♣ ♥ ♦ ♂ ♀ ❂ ❃ ✒