Useful devs awesome list

A curated awesome list with multiple useful resources for developers (and other curious links too)

Languages

This list is available in next different languages:

• English
• Spanish

Categories

• Ambient
• Audio
• Books
• Coding
  • API
  • CSS
  • Database
  • Git
  • Javascript
  • JSON
  • Python
  • Style
  • Web
• Colours
• Data
• Dates
• Diagrams
• Email
• Fax
• IDE
• Icons
• Image
  • Banks
  • Cleaners
  • Compressors
  • Converters
  • Editors
  • Generation
  • Resizer
• Languages
• Life
• Manuals
• Maps
• Mockups
  • Apps mockups
  • Image mockups
  • Server mockups
• Office
• PDF
• Project management
• Record
• Regex
• Repair and maintenance
• Resumes
• Search engines
• Space
• Stats
• Texts
• Tor
• Bits and bobs
• Recopilations

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Audio

• AudioMass Online audio editor

Ambient

• Lofly Lofy beats sounds and music
• My noise Sounds to be focus, relax, etc.
• Rainy mood Raining sounds

Books

• All IT books Free IT books to download

Coding

API

• Sheety Turn spreadsheets into APIs
• Swagger editor Generate swagger from YAML

CSS

• Border radius CSS border radius generator

Database

• PopSQL Learn SQL on different langauges as PostgreSQL, Redshift, MySQL, SQL Server, BigQuery and Snowflake

Git

• Gitignore Generate useful .gitignore files for your project

Javascript

• JS Fiddle Test js frameworks and code online. It allows save and share your examples
• JS Operator lookup JS operators cheatsheet

JSON

• JSON Lint Validate json structure

Python

• Python anywhere Free Python server

Style

• Carbon now Create and share beautiful images of your source code

Web

• Can I use...? Check if you can use that css or html element in different browsers
• CodePen Build, test, share and discover front-end code

Colours

• MyColor space Colour generator from another colour
• Coolors Random colour palette generator
• UI Gradients Gradient generator

Data

• Generador de DNI Generador de DNI, CIF, IBAN, bastidores, etc.
• Generate data JSON and SQL test data generation
• Mockaroo JSON and SQL test data generation
• Random user Random user generator

Dates

• EpochConverter Epoch unix timestamp converter

Diagrams

• Draw.io Flowcharts generator with Google Drive integration
• Whimscal: Flowcharts, wireframes and mind maps generator

Email

• 10 minutes mail Temporal mail generator. It expires after 10 minutes
• Dead man switch Send an email after pass away
• Gmailnator Temporal gmail generator

Fax

• Fax zero Send free online faxes

IDE

• Codeshare Online code editor with collaborations in real time and videoconference

Icons

• Flaticon Free icons and stickers
• Font Awesome Free icons based on CSS and Less
• Icons 8 Icons, illustrations, photos, music and design tools
• Icon Duck Open source icons and illustrations
• Logo Makr Free logo maker

Image

Banks

• Unsplash The internet’s source of freely-usable images

Cleaners

• Clean Up Remove object from a picture
• RemoveBG Remove background free and automatically

Compressors

• Compressor.io Fast and efficient image compressor
• Tiny png Smart webp, png and jpeg compression

Converters

• Base64 Image Image to/for base64 converter

Editors

• Pixlr Photos, animations and design editor
• Photopea Free and online "photoshop" style editor

Generation

• Dummy image Random image generator. You can configure size and color
• Picsum photos The lorem ipsum for photos

Resizer

• Compressor.io Fast and efficient image compresion
• Promo.com Free image resizer

Languages

• DeepL Best online translator
• Google Translator ALmost best online traductor
• Hand speak Sign language online. Search the word and see how to do it

Life

• Cost of living Compare cost of living between two cities

Manuals

• Manuals lib The ultimate manuals library

Maps

• GeoGuessr Find clues and guess where you are in the world
• Map chart Create your own custom map
• Pixelmap Pixel map generator
• Snazzy maps Google maps layouts created by the community
• Windy Global meteorologic map

Mockups

Apps mockups

• Marvel App Prototype, test and handoff for apps design

Image mockups

• Free-mockup Big source of free photorealistic mockups online specialized on Apple mockups
• Mockup planet Great collection of mockups
• Mockup world Original source of photo-realistic free psd mockups

Server mockups

• Mockable Free basic rest server to test your API

Office

• Office templates Themes and templates to use in Office suite

PDF

• I love pdf Best site to work with pdfs. It has every tool you need
• Pdf2Go PDF online conversor

Project management

• Google Jam Board Interactive and collaborative whitboard
• Trello Board projects management

Record

• Record screen Record the screen right from the browser with the webcam included.

Regex

• I hate Regex Regex expressions search tool
• Regex 101 Validate regex expressions

Repair and maintenance

• iFixIt Repair guides for everything

Resumes

• Novo Resume The professional resume builder by excellence

Search engines

• DuckDuckGo Search engine that not trace you, using Google searching services

Space

• Solar system scope Interactive solar system
• ISS Camera 24h vision of the earth from the ISS station
• ISS transit finder Calculates when the ISS will be visible from a location
• Stuff in space All the satellites around the globe

Stats

• Cost of life Community-powered cost of living insights

Texts

• All characters Special characters repository
• Dictation Type with your voice in different languages
• Lorem ipsum Lorem ipsum text generator

Tor

• Ahmia Searches hidden services on the Tor network

Virus

• Virus total Scan your files to check if it has viruses

Bits and bobs

• Checkbox race Speed race about pressing check buttons
• Flight trader
• Frinkiac Search any The Simpsons screencaps using words and create a gif

Recopilations

• Free for dev Free resources for developers