FREE BRANDING & LOGO
Logaster: Professional online logo maker & generator.
Hipster Logo Generator: It’s Hip, It’s Current, It’s Stylish, It’s Hipster.
Squarespace Free Logo: You can download free low-res version for free.
Signature Maker: A free web based tool that creates your handwritten digital signature.
Invoice to me: Free Invoice Generator.
Free Invoice Generator: Alternative free invoice generator.
Slimvoice: Insanely simple invoices.
Wave: Free & easy accounting, invoicing and more.
Invoice.to: Free invoice generator.
FREE LEGAL DOCS
Docracy: An open collection of free legal documents.
Shake: Create, sign and send legally binding agreements in seconds. Free for personal use.
FREE IDEA MANAGEMENT
Experiment Board: Test your startup idea without wasting time or money.
Germ.io: Get from idea to execution.
Skitch: Your ideas become reality faster.
FREE BUSINESS / PROJECT NAME GENERATORS
The Name App: Find an available name for your brilliant idea.
Naminum: Discover a perfect company name.
Short Domain Search: Find short, available single-word domain names.
Wordoid: Pick a short and catchy name for your business.
Here are some more tools - http://growth.supply/free/