Ambient

• Rainy mood
• Lofly

Audio

• AudioMass

Bits and bobs

Server mockups

• Checkbox race
• Flight trader
• Frinkiac

Books

• All IT books

Coding

API

• Sheety
• Swagger editor

CSS

• Border radius

Database

• PopSQL

Git

• Gitignore

Javascript

• JS Fiddle

JSON

• JSON Lint

Python

• Python anywhere

Style

• Carbon now

Web

• CodePen - end code
• Can I use...?

Colours

Web

• Coolors
• UI Gradients
• MyColor space

Data

Web

• Random user
• Generador de DNI
• Generate data
• Mockaroo

Dates

Web

• EpochConverter

Diagrams

Web

• Draw.io
• Whimscal

Email

Web

• Gmailnator
• 10 minutes mail
• Dead man switch

Fax

Web

• Fax zero

Icons

Web

• Flaticon
• Logo Makr
• Icon Duck
• Font Awesome
• Icons 8

IDE

Web

• Codeshare

Image

Banks

• Unsplash - usable images

Cleaners

• Clean Up
• RemoveBG

Compressors

• Compressor.io
• Tiny png

Converters

• Base64 Image

Editors

• Pixlr
• Photopea

Generation

• Picsum photos
• Dummy image

Resizer

• Compressor.io

Languages

Resizer

• Hand speak

Life

Resizer

• Cost of living

Manuals

Resizer

• Manuals lib
• GeoGuessr
• Pixelmap
• Snazzy maps
• Windy

Mockups

Apps mockups

• Marvel App

Image mockups

• Mockup world - realistic free psd mockups
• Free-mockup
• Mockup planet

Server mockups

• Mockable

Office

Server mockups

• Office templates

PDF

Server mockups

• Pdf2Go
• I love pdf

Project management

Server mockups

• Google Jam Board
• Trello

Recopilations

Server mockups

• Free for dev

Record

Server mockups

• Record screen

Regex

Server mockups

• I hate Regex
• Regex 101

Repair and maintenance

Server mockups

• iFixIt

Resumes

Server mockups

• Novo Resume

Search engines

Server mockups

• DuckDuckGo

Space

Server mockups

• Solar system scope
• Stuff in space
• ISS transit finder

Stats

Server mockups

• Cost of life - powered cost of living insights

Texts

Server mockups

• All characters
• Dictation
• Lorem ipsum

Tor

Server mockups

• Ahmia

Virus

Server mockups

• Virus total