FontForge - Free (libre) font editor for Windows, Mac OS X and GNU+Linux
Wondershare PDFelement - All-in-one PDF editor
Glyphs - Make everything from dingbat webfonts to full-fledged text typefaces in the most Mac-like font...
Foxit PhantomPDF - Edit PDF files with our feature-rich PDF Editor. Download Foxit PDF Editor to convert, sign, scan / OCR & more. A speedy PDF Editor alternative to Adobe Acrobat.
FontCreator - This professional font editor allows you to create and edit TrueType and OpenType fonts.
Google Docs - Create a new document and edit with others at the same time -- from your computer, phone or tablet. Get stuff done with or without an internet connection. Use Docs to edit Word files. Free from Google.