Website with the permission of the author published an excellent list of the 400 extremely useful services that will help you find everything - from inspiration and Stock Photos to courses programming and email- mailings.
Free Web Sites h3> HTML5 UP: Adaptive templates HTML5 and CSS3.
Bootswatch: Free theme for Bootstrap.
Templated: A collection of 845 free templates CSS and HTML5.
Wordpress.org | Wordpress.com: Free web-site.
Strikingly: Designer web sites.
Layers: Create sites on WordPress.
Bootstrap Zero: The biggest collection of free templates Bootstrap.
Landing Harbor: Promotion of mobile applications c using free Landing.
Free branding and logo h3> Logaster: On-line generator of logos and corporate identity elements.
Hipster Logo Generator: The generator hipster logos.
Withoomph: Instant creation of logos (Eng.).
Squarespace Free Logo: You can download a free version in low resolution.
Signature Maker: Free online service that creates a digital version of your signature.
Create invoices h3> Invoice to me: Free Account Generator.
Free Invoice Generator: Generator Alternative free account.
Slimvoice: Incredibly simple score.
Wave: Free and easy accounting, invoicing and more.
Invoice.to: Free generator invoices / bills.
Free legal documents h3> Kiss: Legal documents for startup founders and investors.
Docracy: Active collection of free legal documents.
Shake: create, sign and send the agreement in a matter of seconds. Free for personal use.
Idea management h3> Experiment Board: Test your business idea, without wasting time and money.
Germ.io: Go from idea to execution.
Skitch: Express your opinion fewer words.
Free generators names of business / project h3> The Name App: Find a suitable name for your brilliant ideas (Eng.).
Naminum: Finding the perfect name for the company (Eng.).
Short Domain Search: Search short, available domain names.
Wordoid: Choose a short and easy to remember name for your business (Eng.).
Hipster Business Name: generator hipster names for business (Eng.).
Impossibility: The Best Domain Name Generator.
Lean Domain Search: Instant search of a domain name.
Domainr: Quick search for free domain name, short URL.
Blogging h3> Hemingway: The app makes your writing clearer and clearer (Eng.).
Grammarly: Finds and corrects errors in your texts (Eng.).
ZenPen: minimalist text editor.
Editorial Calendar: Displays your posts on the calendar.
Story Wars: Co-writing of history.
Headline Analyzer: Evaluation of the title from the point of view of emotional marketing (Eng.).
WP Hide Post: Control displaying articles in your blog.
Social Locker: Payment via tweets, likes, etc.
Egg Timer: Online-timer.
BlankPage: Convenient service for writing texts.
Wattpad: The world's largest community for readers and writers.
Known: Website for your content.
Dbook: structured and co-writing large documents.
CoSchedule: Analyzer article titles.
A5.gg: When you return, your text will still be here.
Free Summarizer: summarizes the any text online in seconds.
Medium: A public platform for writing stories, articles and ideas.
Broken Links: Search for broken links, redirects, etc.
Copyscape: Find copies of your pages all over the Internet.
Woorank: Tool SEO.
Google Pagespeed Insights: Check the performance of your website.
Pingdom Website Speed Test: Check the load time of your website.
GTMetrics: Analyze the performance of any web site.
Moz Local: Can you find the client: Search by index (Eng.).
XML Sitemaps: Sitemap Generator in XML and HTML.
W3C validator: Validation Service Web site.
Shopify E-commerce Report: Free report on Internet commerce.
Optimizers Free image h3> TinyJPG | TinyPNG: Compress the image.
Compressor.io: Optimize and compress your images online.
Kraken: Image optimization and an increase in the speed of the web site.
ImageOptimizer: resize, compress and optimize your image.
ImageOptim: Make so that the images take up less space and fast shipping.
Smush.it: Wordpress plugin for image optimization.
Dunnnk: Beautiful layouts.
InstaMockup: Create beautiful screenshots of your app or site.
Free image editors h3> Canva: Incredibly easy creation of graphic design elements for bloggers.
Pixlr: Reliable photo editor in the browser (new).
Skitch: Give your opinion fewer words.
Easel.ly: Build powerful infographic.
Social Image Resizer Tool: Optimizing images for social networks.
Placeit: Free templates and mockups.
Recite: Turn quote a work of art.
Meme Generator: first-line generator of memes.
Pablo: Create an interesting image to your social networks in 30 seconds (new).
Build and sending email h3> Contact form 7: A popular Wordpress plugin to gather email-addresses.
Mailchimp: Send the 12, 000 letters, 2, 000 subscribers for free.
ManyContactsBar: Free contact form at the top of your website.
Hello Bar: Get more email-subscribers.
Sumome List Builder: Collect the email-address by using lightbox-window.
Scroll Triggered Box: Increase website conversion - only for Wordpress.
Sumome Scroll Box: Polite build email-addresses.
Mandrill: The fastest way to deliver mail. 12, 000 letters a month free (new).
Mailgun: Email-service for developers. 10, 000 letters a month free of charge.
Sendgrid: Deliver your marketing and transactional email. 12, 000 letters a month free of charge.
Sendinblue: 9, 000 messages per month for free.
Mailtrack: Track open letters.
Beefree: Free email-editor to create designs.
Canned Emails: minimalist site with ready-made templates of letters.
Free manuals and courses h3> Primer: no-nonsense marketing lessons without the jargon (from Google).
KeepYourFriendsClose: Free eBook on maximizing LTV (Customer Lifetime Value).
Pricing Course: Free nine-day "Assign the price that you are worthy».
Email Course for Sponsorships: How to get sponsorship contributions.
Startup Sales Course: Free course "How to become a better marketer».
Build an online course: Free course that will help you create an online course.
MailCharts: Free email-course "How to become a better marketer».
FirstSiteGuide: Guide to Successful Blogging for Beginners.
Free Social Media + control + communities questioning h3> WriteRack: Help in blogging in Twitter.
Spruce: Optimizing images for Twitter.
Click To Tweet: Click to tweet.
MyTweetLinks: Increase traffic to your Twitter.
Latergram: plan and schedule publications in Instagram.
Wordpress Pin it Button for Images: Add a button «Pin It».
SharedCount: Accounting likes, tweets, etc.
How Many Shares: counts how many times shared URL-address in the popular social networks.
Justunfollow: Subscribe and unsubscribe from people on Twitter and Instagram.
SocialRank: Identify, organize your followers and manage Twitter.
Klout: Immediately tell your friends about the article with the help of extensions for the browser.
Ritetag: Instant analysis hashtags.
Social Analytics: Analysis of any page in terms of the social platforms (the number of likes, etc.).
Riffle: full profile and information about any user of Twitter.
Buffer Free Plan: Plan published in Twitter, Facebook, Linkedin, Google+.
Bitly: create short links, share them and guide their account.
Filament: Create beautiful strips with buttons of social networks.
Addthis: Adding buttons of social networks.
Sumome Share: Automatic optimization of the buttons "Share».
Digg Digg: A single plug-in for all the buttons of social networks.
Disqus: Build a community of active readers and commentators.
App Review Monitor: Review of applications that are delivered to Slack and your mailbox.
Presskit Generator: Create a Press Kit for your application iOS.
Free Survey Creator: Create a survey and get user feedback.
Free customer service and create polls h3> Typeform: Free online questionnaires and forms designer.
Tally: Instantly create polls.
Free Survey Creator: Create a survey and get user feedback for free.
Batch: The world's first completely free platform for mobile applications.
Helprace: Support service. Free for 3 small service desk agents.
A / B testing tools and growth h3> Petit Hacks: Methods to capture the market and the profit used in practice.
Optimizely: Optimization platform for Web sites and mobile applications.
Hello Bar: Tools for A / B testing.
GrowthHackers: increasing growth.
Sources of free design
Freebbble: Free design elements from Dribbble.
Dribbble: Search on Dribbble request «freebie». Treasure.
Graphic Burger: Attractive work made with care for each pixel.
Pixel Buddha: Free and premium work for the professional community.
Material Design UI Kit: Works in the style of the material design based on guidance from Google.
Premium Pixels: Free work for creative kids.
Fribbble: Free PSD format works from the users of the site Dribbble.
Freebiesbug: Fresh free work for designers.
365 Psd: Download Free psd every day.
Dbf: Best free work sites Dribbble and Behance.
Marvel: Free work from designers we love.
UI Space: High-quality work for the coolest people.
Free Section of Pixeden: Free work.
Free Section of Creative Market: Fresh free work on Mondays.
Teehan + Lax: iOS interface 8 format PSD (iPhone 6).
Teehan + Lax: Interface iPad in format PSD.
Freepik: Graphic elements for each.
Tech & All: Free work, news and other information.
Tethr: The most beautiful set of design elements for iOS.
Web3Canvas: Free PSD-samples, HTML-snippets, inspiration and training lessons (new).
SketchAppResources: Free graphic resources.
Placeit Freebies: Free samples are delivered directly to your Dropbox.
Color Picker h3> Material Palette: Generates and exports palette of colors in the style of the material design.
New Flat UI Color Picker: The best colors for the interface style flat.
Flat UI Colors: Beautiful colors in the style of flat.
Coolors: super-fast generator of color schemes for designers steep.
Skala Color: Unusual color matching.
Couleurs: A simple application to determine the colors that you see on screen.
Material UI Colors: Color Picker for Android, iOS and the web material in the style of the design.
Colorful Gradients: Automatically create a gradient.
Adaptive Backgrounds: dominant color of the image.
Brand Colors: The colors used famous brands.
Paletton: Creating a color scheme.
0 to 255: The simple search tool shades of color.
Colour Lovers: Create and share colors, palettes and patterns.
Adobe Color CC: The color combination of the community Kuler.
Bootflat: perfect color style flat.
Hex Colorrrs: converter from Hex to RGB.
Get UI Colors: Finding suitable colors for the interface.
Coleure: Intelligent color matching.
Colllor: a color palette generator.
Palette for Chrome: Creating a color palette from any image.
PLTTS: Free service for choosing colors.
Inspiration h3> MaterialUp: Daily Inspiration material design.
FLTDSGN: The best works in the style of flat.
Site Inspire: Inspiration Web design.
UI Cloud: The largest collection of interfaces in the world.
Moodboard: Creating a beautiful mood boards (moodboard).
Crayon: Inspiration for marketers.
Land-Book: Gallery Landing.
Ocean: the design community for feedback.
Dribbble: «Show and tell" for designers.
Behance: The community of creative professionals from around the world.
Pttrns: Inspiration for creating mobile interfaces.
Flat UI Design: A collection of designs in the style of flat, thanks to Eric.
Awwwards: Awards for design, creativity and innovation.
The Starter Kit: Source programmers and designers.
One Page Love: A collection of one-page Web sites.
UI Parade: interface element.
The Best Designs: The best of the web design.
Agile Designers: The best resource for programmers and designers.
Niice: Finder tasteful.
Free Stock Photos h3> Stock Up: The best free stock photos from different websites in one place.
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.
Splashbase: Search free photos and videos in high definition.
Startup Stock Photos: Forward. Create something.
Jay Mantri: Free picture.
Moveast: Journey to the east Portuguese.
Travel Coffee Book: Beautiful moments of travel.
Designers Pics: Free photos for commercial and personal use.
Death to the Stock Photo: Monthly free photos to your email.
Foodie's Feed: Free food photos in high resolution.
Mazwai: Free video clips and photos.
Jéshoots: Stylish contemporary photographs.
Super Famous: Photos Dutch designer Folkert Gorter.
Picography: Free high resolution photos.
Pixabay: Free high-quality photos.
Magdeleine: Free picture quality for every day.
Snapographic: Free stock photos for personal and commercial use.
Little Visuals: 7 high resolution photos to your inbox every 7 days.
Splitshire: quality free stock photos.
New Old Stock: Vintage photos from the public archives.
Picjumbo: Absolutely free pictures.
Life of Pix: Free high resolution photos.
Gratisography: Free high resolution photos.
Getrefe: Free photos.
IM Free: Collection of free pictures.
Cupcake: Photos by Jonas Nilsson Lee.
The Pattern Library: Free pattern for your project.
Public Domain Archive: New free stock photos.
ISO Republic: High Quality Free photos for creative people.
Stokpic: Free photos.
Kaboompics: The best way to get free image.
Function: Free packs of photos.
MMT: Free stock photos from Jeffrey Betts.
Paul Jarvis: Free high resolution photos.
Lock & Stock Photos: Free drains for you.
Raumrot: Free high resolution photos.
Bucketlistly: A collection of photographs from his travels.
A little more sources: Free Digital Photos | Morguefile | Public Domain Pictures | Stockvault | ImageFree | Rgbstock | Dreamstime | Free Images | Free Range Stock | Free Photos Bank.
Manually selected collection of free photos:
→ of Deal Jumbo: here | here | here | here | here | here | here | here | here | here |.
→ from Dribbble: here | here | here | here | here | here | here | here.
→ of Graphic Burger: here | here | here | here | here | here | here.
StockSnap: Beautiful photos free.
Unfinished Business: Free photos from Vince Vaughn.
Free Nature Stock: Free photos of nature. Use them however you want.
Free typography h3> TypeGenius: Find the perfect combination of fonts for your project.
Font Squirrel: 100% commercial free fonts.
FontFaceNinja: Browser Extension to display the fonts that use the site.
Google Fonts: Free fonts that are optimized for the web sites.
Beautiful Web Type: The best examples of the use of Google-fonts.
DaFont: A collection of free fonts.
1001 Free Fonts: Huge selection of free fonts.
FontPark: The largest collection of free fonts in one place.
Font-to-width: Compress text in containers of a certain size.
Adobe Edge Fonts: Free and easy way to start using web fonts (new).
Typekit: Limited collection of fonts for web sites and applications.
Free Icons h3> Fontello: Generator Font of the icons.
Flat Icon: Finder of 16000+ vector icons.
Material Design Icons: 750 free icons from Google.
Font Awesome: The font of the icons.
Glyphsearch: Search icons in different databases.
MakeAppIcon: Generator icons of different sizes for the application.