SIL Fonts and Text Tools
Offers a range of fonts for working on undescribed or unwritten languages (PC and Mac).

• Doulos SIL (Unicode)
• Charis SIL (Unicode)
• Ukelele keyboard editor (Mac)
• Keyman keyboard editor (PC)

Languagegeek
Provides number of Unicode fonts, including syllabics, for indigenous languages across North America and the world. The site also provides syllabics fonts and pre-fab keyboard layouts for a large number of North American languages.

• Aboriginal Serif and Sans Serif Fonts (recommended)
• Keyboard Layouts (PC and Mac)

Microsoft Keyboard Layout Creator
Free software for the creation of custom keyboard layouts, works on Windows systems after W2K and Windows XP.