Free Design & Code Tools

Dribbble: Dribbble search results for “freebie”. An absolute freebie treasure.
Graphic Burger: Tasty design resources made with care for each pixel.
Pixel Buddha: Free and premium resources for the professional community.
Marvel: Free resources from designers we love.
Teehan+Lax: iOS 8 GUI PSD (iPhone 6).
Premium Pixels: Free Stuff for Creative Folk.
Freebbble: High-quality design freebies from Dribbble.
Freebiesbug: Latest free PSDs & other resources for designers.
365 Psd: Download a free psd every day.
SketchAppResources: Free graphical resources.
Dbf: Dribbble & Behance best design freebies.
UI Space: High quality hand-crafted Freebies for awesome people.
Free Section of Pixeden: Free design resources.
Free Section of Creative Market: Freebies coming out every monday.
Tethr: The most beautiful IOS design KIT ever.
Teehan+Lax: iPad GUI PSD.
Freepik: iFree graphic resources for everyone.
Tech&All: PSD, Tech News, and other resources for free.
Web3Canvas: PSD Freebies, HTML Snippets, Inspirations & Tutorials.
Placeit Freebies: Freebies delivered right to your Dropbox.
Fribbble: Free PSD resources by Dribbblers curated by Gilbert Pellegrom.

COLOR PICKERS

Material Palette: Generate & export your Material Design color palette.
New Flat UI Color Picker: Best flat colors for UI design.
Flat UI Colors: Beautiful flat colors.
Adaptive Backgrounds: Extract dominant colours from images.
Skala Color: An extraordinary color picker for designers and developers.
Brand Colors: Colors used by famous brands.
Coolors: Super fast color schemes generator for cool designers.
Paletton: The color scheme designer.
Colllor: Color palette generator.
0 to 255: A simple tool that helps web designers find variations of any color.
Colorful Gradients: Gradients automatically created by a computer.
Adobe Color CC: Color combinations from the Kuler community.
Bootflat: Perfect colors for flat designs.
Material UI Colors: Material ui color palette for Android, Web & iOS.
Palette for Chrome: Creates a color palette from any image.
Hex Colorrrs: Hex to RGB converter.
Get UI Colors: Get awesome UI colors.
Coleure: Smart color picker.
Colour Lovers: Create & share colors, palettes, and patterns.
PLTTS: Free color picker.

INSPIRATION

MaterialUp: Daily material design inspiration.
Site Inspire: Web design inspiration.
FLTDSGN: Daily showcase of the best flat UI design websites and apps.
Behance: Showcase & discover creative work.
UI Cloud: The largest user interface design database in the world.
Moodboard: Build a beautiful moodboard and share the result.
Crayon: The most comprehensive collection of marketing designs.
One Page Love: Resource for one page website inspiration.
Land-Book: Product landing pages gallery.
Ocean: A community of designers sharing feedback.
Dribbble: Show and tell for designers.
Flat UI Design: Useful Pinterest board.
Awwwards: The awards for design, creativity and innovation.
Pttrns: Mobile user interface patterns.
The Best Designs: The best of web design.
Agile Designers: Best resources for designers & developers.
Niice: A search engine with taste
The Starter Kit: Curated resources for developers and designers.
UI Parade: User interface design tools and design inspiration.

FREE STOCK PHOTOGRAPHY

Stock Up: Best free stock photo websites in one place.
Splashbase: Search & discover free, hi res photos & videos.
Startup Stock Photos: Go. Make something.
Pexels: Best free photos in one place.
All The Free Stock: Free stock images, icons, and videos.
Unsplash: Free (do whatever you want) high-resolution photos.
Jay Mantri: Free pics. do anything (CC0). Make magic.
Moveast: This is a journey of a portuguese guy moving east.
Death to the Stock Photo: Free photos sent to you every month.
Foodie’s Feed: Free food pictures in hi-res.
Mazwai: Free creative commons HD video clips & footages.
Jéshoots: New modern free photos.
Super Famous: Photos by Dutch interaction designer Folkert Gorter.
Travel Coffee Book: Sharing beautiful travel moments.
Designers Pics: Free photographs for your personal & commercial use.
Pixabay: Free high quality images.
New Old Stock: Vintage photos from the public archives.
Picjumbo: Totally free photos.
Life of Pix: Free high-resolution photos.
Gratisography: Free high-resolution photos.
Getrefe: Free photos.
IM Free: A curated collection of free resources.
Cupcake: A photographer’s treat by Jonas Nilsson Lee.
Super Famous: Photos by Dutch interaction designer Folkert Gorter.
Picography: Free hi-resolution photos.
Public Domain Archive: New 100% free stock photos.
ISO Republic: High-quality, free photos for creatives.
Stokpic: Totally free photos.
Kaboompics: The best way to get free photos.
Pixabay: Free high quality images.
Magdeleine: A free high-resolution photo every day.
Snapographic: Free stock photos for personal & commercial use.
Little Visuals: 7 hi-res images in your inbox every 7 days.
Splitshire: Delicious free stock photos.
The Pattern Library Free patterns for your projects.
Function: Free photo packs.
MMT: Free stock photos by Jeffrey Betts.
Paul Jarvis: Free high-resolution photos.
Lock & Stock Photos: Free stock photos for you.
Raumrot: Free high-resolution picture.
Bucketlistly: A free creative common collection of travel photos.
Unfinished Business: Free stock photos featuring Vince Vaughn.
Free Nature Stock: Royalty-free Nature Stock Photos. Use them however you want.
StockSnap: Beautiful free stock photos.

Some more websites: Free Digital Photos | Morguefile | Public Domain Pictures | Free Stockvault |ImageFree | Rgbstock | Dreamstime | FreeImages | FreeRangeImages | FreePhotosBank

Some free handpicked photo packs:

-> from Deal Jumbo: here | here | here | here | here | here | here | here | here | here |

-> from Dribbble: here | here | here | here | here | here | here | here |

-> from Graphic Burger: here | here | here | here | here | here | here |

FREE TYPOGRAPHY

TypeGenius: Find the perfect font combo for your next project.

DaFont: Archive of freely downloadable fonts.
1001 Free Fonts: A huge selection of free fonts.
Font Squirrel: 100% free commercial fonts.
Adobe Edge Fonts: The free, easy way to get started with web fonts.
Typekit: A limited collection of fonts to use on a website or in applications.
FontFaceNinja: Browser extension to find the web fonts a site uses.
Google Fonts: Free, open-source fonts optimised for the web.
Beautiful Web Type: Best typefaces from the Google web fonts directory.
Font-to-width: Fit pieces of text snugly within their containers.
FontPark: The web’s largest archive of free fonts.

FREE ICONS

MakeAppIcon: Generate App Icons of all sizes with a click.
Endless Icons: Free flat icons and creative stuff.
Ico Moon: 4000+ free vector icons, icon generator.
The Noun Project: Thousands of glyph icons from different artists.
Perfect Icons: A social icon creation tool.
Fontello: Icon fonts generator.
Flat Icon: A search engine for 16000+ glyph vector icons.
Material Design Icons: 750 Free open-source glyphs by Google.
Font Awesome: The iconic font and CSS toolkit.
App Icon Template: Royalty free app icon creator for iOS, OS X and Android.
Icon Finder: Free icon section of the website.

Free Round Icons: Doodle Set | Flat Set | Vector Line Set

FlatIcons: Free flat icon customizer, royalty free.
To(icon): Free icons.
Icon Sweets: 60 free vector Photoshop icons.
Make Appicon: Generate App Icons of ALL sizes with a click.
Glyphsearch: Search for icons from other icon databases.
SmartIcons: Download 1450 premium icons for free.
Ego Icons: 100 Free vector icons with a clean look and feel.

FREE USEFUL STUFF

UI Names: Generate random names for use in designs and mockups.
Copy Paste Character: Click to copy.
Sonics: Free packs of UI sounds and sound effects delivered to your inbox every month.
Window Resizer: See how it looks on various screen resolutions.
UI Faces: Find and generate sample avatars for user interfaces.

FREE DEVELOP / CODE THINGS

Hive: First free unlimited cloud service in the world.
GitHub: Build software better, together.
Landscape: Landscape is an early warning system for your Python codebase.
Swiftype: Add great search to any website. Free with limitations.
Chisel: Chisel offers an unlimited number of fossil repositories.
Visual Studio: Comprehensive collection of developer tools and services.
Keen.io: Gather all the data you want & start getting the answers you need.
Coveralls: Test coverage history and statistics.
BitBucket: Git and Mercurial code management for teams
LingoHub: Free for Small Teams, Open Source usage and Educational projects.
Codacy: Continuous Static Analysis designed to complement your unit tests.
Rollbar: Full-stack error monitoring for all apps in any language.
Loggly: Simplify Log Management Forever. Free for one user.
Devport: Get your developer portfolio.
Creator: Build better Ionic apps, faster.
Searchcode: Search over 20 billion lines of code.
Getting Real: The smarter way to build web apps. A free book by 37signals.
Peek: Get a free, 5-minute video of someone using your site.
Opbeat: The first ops platform for developers. Free for small teams.
Pingdom: Website monitoring. Free for one website.
DevFreeCasts: A huge collection of free screencasts for developers.
Cody: A free library of HTML, CSS, JS nuggets.
TinyCert: Free SSL certificates for your startup.
StartSSL: Free SSL certificates.