Outils interactifs pour explorer et comprendre les nombres, les mesures et leurs fractions à travers la manipulation de lignes graduées

• Natix : Manipulation des nombres entiers et leurs fractions sur une ligne graduée
• Decix : Exploration des nombres décimaux et leurs fractions sur une ligne graduée
• Metrix : Découverte des mesures de longueur et leurs fractions sur une ligne graduée
• Chronix : Visualisation des durées et leurs fractions sur une ligne graduée
• Degrix : Représentation des angles et leurs fractions sur une ligne graduée
• Monetix : Manipulation de la monnaie et ses fractions sur une ligne graduée
• Zoomix : Exploration des nombres avec une ligne graduée zoomable

• Classe à deux - En un coup d'oeil

Des applis et des contenus pédagogiques libres

A compilation of links to resources, programs, databases, and other things you can use.

Web & Internet

General Utilities

• Down For Everyone Or Just Me - quick way to check if a specific website is having an outage

• uBlock Origin - browser extension to block ads and filter specific elements of your choice

• Print Friendly - tool to generate a simpler version of a given webpage for printing or downloading

• Paywall Reader - tools for circumventing paywalls

• Remove Paywalls - tools for circumventing paywalls

• NoLog - collection of privacy tools

• Cover Your Tracks - introduction to online privacy at the browser level

• Where Goes - tool for testing where links redirect to

• Postybirb - downloadable tool for crossposting across different websites

• Firefox Containers - browser extension that lets you use multiple different accounts at once without having to log in and out

• RSS Bridge - tool for generating RSS feeds for sites that don't have them

• Highlighting Text in Links with Text Fragments - guide to creating links that highlight a particular part of the page

• Kill the Newsletter - tool to convert newsletter emails into an Atom (RSS) feed

Databases & Search

• Wayback Machine - online archive for saving and accessing previous versions of webpages

• TinEye Reverse Image Search - image search tool that can be useful for tracking down previous versions and older uploads

• Terms of Service, Didn't Read - database of ToS reviews for different platforms and services

• Minifeed - curated blog reader and search engine for the indie web

• IndieBlog.page - compilation of indie web blogs

• Web Design Museum - gallery of screengrabs from earlier days on the web

• URL Town - curated web directory

• IndieSeas - indie web search engine

Site-Specific

• [Fandom Wikis] BreezeWiki - alternate front-end for accessing "Fandom.com"/Wikia-branded wikis, removing ads and other clutter

• [Fandom Wikis] Indie Wiki Buddy - browser extension to help you find independent alternatives to wiki sites

• [Youtube] Freetube - local client for accessing Youtube with more user-side privacy

• [Discord] Timestamp Converter - code generator for dates/times that will automatically display according to each user's own timezone

• [Discord] Chat Exporter - tool for exporting message history

• [Pillowfort] Tassel - browser extension for adding more features to Pillowfort

• [Tumblr] FindTags - bypass for the login wall on Tumblr's tag search page

• [Bluesky] Skythread - alternate thread/reply viewer for Bluesky

• [Bluesky] Skyview - alternate thread/reply viewer for Bluesky

• [Bluesky] Burnsky - tool for fixing Bluesky RSS feeds

• [Twitter] Nitter Instance Uptime & Health - database of remaining instances of Nitter, an alternate front-end for accessing Twitter posts

• [Facebook] Delete Facebook - guide to deleting a Facebook account

Words & Language

• OneLook Reverse Dictionary - type in a description to find a related word

• Tip of My Tongue by Chirag Mehta - look up words by meaning, what they start with, what they end with, or what they contain

• Online Etymology Dictionary - look up a word's history or older meanings of a word

• Word Hippo - collection of word lookup tools, such as synonyms, opposites, rhymes, and more

• International Dialects of English Archive - collection of audio clips sampling different accents from around the world

• Speech Accent Archive - collection of audio clips sampling different accents from around the world

• The Language Construction Kit - guide to making up fictional/constructed languages

• Searchable Index Diachronica - list of phonetic sound changes

• Native Languages of the Americas - organization and resource dedicated to Indigenous language preservation, with linguistic family groupings, vocabulary lists, learning worksheets, and more

• Lexical Elaboration Explorer - database of lexical elaboration rates across different languages

Books & Texts

• Library Extension - browser extension that makes bookstore pages display book availability from your local library

• Libby - service for accessing ebooks and audiobooks via your library card

• Hoopla - service for accessing ebooks and audiobooks via your library card

• Project Gutenberg - free ebooks of works in the public domain

• Standard Ebooks - free ebooks of works in the public domain

• LibriVox - free audiobooks of works in the public domain

• OpenStax - free ebooks of educational textbooks

• Book Series in Order - reference site for determining the order of books in a series

• Bookshop.org - storefront for buying books through local independent bookstores

• Libro.fm - storefront for buying audiobooks through local bookstores

• List of DRM-Free Bookshops - vendors for ebooks without DRM, which means more complete ownership for the buyer

• Speculative Fiction in Translation - compilation of speculative works that have been translated from other languages into English, including free short stories available online

• LibreOffice - free open-source programs for text documents, spreadsheets, and more

• DiffText - tool for comparing two different blocks of text

• Zine Arranger - tool for converting a multi-page PDF into a printable zine layout

• Zotero - free downloadable citation manager for academic writing

• Tropy - free downloadable photo manager designed for archival research

• Text Fixer - set of tools for quickly adjusting or converting large blocks of text, like by mass-removing unwanted line breaks

• BiblioReads - alternate front-end for Goodreads

Music & Audio

Programs & Tools

• Audacity - free downloadable program for editing sound files

• Wavacity - free browser-based program for editing sound files

• Cobalt - downloader for online video/audio

• LMMS - free downloadable program for making music

• FamiStudio - free downloadable program for making chiptune music

• BeepBox - browser-based music composing program

• Tenacity - audio editing and recording program

Sound Effects

• Free Sound - database of free user-uploaded audio

• LaSonothèque (French) - database of free sounds

• BBC Sound Effects Archive - database of free sound effects

• Yellowstone Sound Library - database of nature sounds recorded at Yellowstone National Park

• Xeno-Canto - database of user-uploaded wildlife sounds

• SONNISS Game Audio GDC - collection of free video game sound effects

• The Sounds Resource - collection of sound effects from video games

• Free SFX - database of free sound effects

• Audio.com - audio hosting and sound effects

Music Tracks

• Bandcamp - storefront for buying and selling music directly from artists

• Is it Bandcamp Friday - tool to check for the days when Bandcamp waives its cut of purchases, ensuring that all revenue goes to the original creators

• Freegal Music - streaming and downloads via your library card

• Open Music Archive - collection of out-of-copyright sound recordings, including music dating back to the 1920s

• Free Music Archive - database of free original music

• Tunefind - database of music used in TV shows, movies, and games

• GenderSwap.FM - database of gender-swapped song covers

• Moby Gratis - free instrumental music intended for creators

Ambience & Radio

• MyNoise - library of online noise generators for ambience and focus

• Soma FM - listener-supported indie radio

• Radio Garden - tool for tuning in to radio stations around the world

• Tabletop Audio - original atmospheric audio for streaming in your browser, intended for tabletop roleplaying games

• Ambient Chaos - audio sliders for a bunch of different atmospheric sounds

• Tree.FM - audio recordings from forests around the world

• Rainy Mood - classic rainstorm ambience

Graphics & Images

Programs & Tools

• Photopea - free browser-based image editor

• Paint.net - free downloadable image editor

• Inkscape - free downloadable program for vector graphics

• What Font Is - automatic font identifier

• Type Design Resources - collection of resources for creating fonts

• Vectorization.org - free tool for converting rasterized images into vector images

• Vectorizer.io - tool for converting rasterized images into vector images

• Color Designer - collection of color-related tools, such as a palette builder and contrast checker

• Hekate's 88x31 Web Button Maker - generator for 88x31 buttons

• Photocopy Effect - tool for converting an image into a grainy high-contrast version

Assets & Databases

• Creative Commons Search - search engine for creative commons photography, images, and audio

• Public Domain Image Archive - database of public domain images

• Dimensions.com - reference database of object dimensions

• Poly Haven - asset library for visual effects artists and game designers

• TextureLabs - database of free textures for use in art and graphic designs

• Texture Ninja - database of public domain textures

Icons & Emojis

• Font Awesome - library of vector icons

• Phosphor Icons - free open-source library of vector icons

• Game-Icons.net - free vector icons for use in games

• Mutant Standard - experimental emoji set

• Emojis by Volpeon - animal-themed emoji sets

• System UIcons - library of icons for user interfaces

• SVG Repo - library of vector icons

Drawing & Art References

Drawing Programs

• Krita - free downloadable art program

• Kleki - free browser-based art program

• Piskel - free browser-based pixel art program

• Pixilart - free browser-based pixel art program

Reference Programs

• JustSketchMe - browser-based program for creating reference poses

• PoseMy.Art - browser-based program for creating reference poses

• Magic Poser - program for creating reference poses, available in browser and for download

• Comparing Heights - comparison tool for the heights of different humanoid figures

• Height Comparison - comparison tool for the heights of different humanoid figures

Reference Images

• The Pose Archive - gallery of human reference photos

• Reference Angle - database of human reference images, searchable by angle of the head

• Character Design References - resource library focused on model sheets and concept art for animated characters

• Animal Photo Art References - database of animal reference images, searchable by species and angle of the head

• Exotic Animal Photo Reference Repository - database of animal reference photos taken at zoos and sanctuaries

Games & Puzzles

• My Abandonware - database of old abandoned games for download

• Old Games Download - database of old abandoned games for download

• Flashpoint Archive - database focused on Adobe Flash games

• Itch.io - creator-focused storefront for indie games

• Simon Tatham's Portable Puzzle Collection - collection of simple puzzle games that you can download or play in a browser

• Cool Math Games - collection of free browser games (not just about math)

• The VG Resource - repository of sprites, models, textures, and sounds from video games

• The Base Mesh - library of 3d model assets

• Zomb's Lair - compilation of classic game downloads with curator reviews

• The Mane Quest - horse-focused video game analysis and reviews

• Video Game History Foundation Library - collections of video game development materials, magazines, artwork, ephemera, and more

• Black Games Archive - compilation of games, scholarship, and interviews on the subject of Black culture and video games

• Orb Farm - browser-based fishbowl game

• Murdle - murder mystery logic puzzles

• Can I Play That? - video game accessibility reference site

• BoardGameGeek - board game database

• Boardgame Arena - online multiplayer board games

Cooking & Recipes

• Smitten Kitchen - general recipe site (I recommend the ultimate banana bread)

• Spend with Pennies - budget recipe site

• Budget Bytes - budget recipe site

• My Fridge Food - tool for recommending recipes based on which ingredients you already have

• SuperCook - tool for recommending recipes based on which ingredients you already have

Plants & Wildlife

• iNaturalist - collaborative sighting and identification tracker for plants, animals, and fungi

• FeederWatch - birdwatching survey project

• Biodiversity Heritage Library - free digital library for biodiversity literature

• Native Plant Finder (USA) - tool to look up native plants based on your location

• Wildflower Search (USA & Patagonia) - identification guide for wildflowers

• National Gardening Association Forum (USA) - forum where you can ask gardening questions

• Growstuff - crowd-sourced information on edible gardening

• Garden for Birds (USA) - guide to gardening and supporting good habitat for local birds

• BugGuide - information on insect identification

• Falling Fruit - collaborative map of foraging sources

• Fruit For Free: A Foraging Zine by Melanie Gillman - foraging zine

• Eating Off the Ground by Bookscorpion - foraging zine about fireweed and plantain

• Medlar Medley by Bookscorpion - foraging zine about medlar

• The Deep Sea by Neal Agarwal - webpage where you can scroll down into the deep sea and encounter some unusual creatures

• Visdeurbel (Fish Doorbell) - livestream of an underwater camera where you can click a button if you see a fish

• Native Seeds - conservation organization and vendor for seeds native to the American Southwest

• Bat World Sanctuary - bat rescue and convservation organization

Coding & Webweaving

Get Started

• A Beginner's Guide to HTML and CSS - short pair of tutorials for beginners

• W3Schools Online Web Tutorials - large database of coding tutorials on HTML, CSS, and more

• HTML for People - tutorial series for beginners learning HTML

• FreeCodeCamp - tutorial series for learning to code

• Shark Coder - tips for HTML, CSS, and Javascript

• Online HTML Editor - tool for converting formatted text into HTML

• CSS Diner - game for practicing CSS selectors

• CodePen - tool for testing out HTML, CSS, and Javascript code

• Notepad++ - free downloadable text editor intended for code

• Phoenix Code - text editor intended for code

• Block ChatGPT and Other Bots with Robots.txt - short guide to posting your policy on crawlers

• RealFaviconGenerator - tool for browser tab icons (favicons)

• 1-Line Layouts - simple, basic layout templates

• 32-Bit Cafe Spring 2025 Tea Party - collection of beverage-themed webpage templates

Next Level

• WAVE Web Accessibility Evaluation Tool - tool to check for basic accessibility problems

• Accessible Net Directory Guidelines - tips on accessible web design, with links to tutorials

• Responsive Website Design Tester - tool to check how a website looks on different screen sizes

• Theme Switcher Guide by Solaria - tutorial for implementing dark mode or multiple color schemes

• Come to the Light-Dark() Side - tutorial for implementing dark mode

• Open Graph Tags - guide to open graph meta tags, which let you customize the link preview cards for when your site gets linked elsewhere on the web

• Open Graph Preview - tool to check that your open graph meta tags are readable as intended

• Lens - tool to check the metadata on your site

• CSS Flexbox Layout Guide - guide to adjusting spacing and layouts with flexbox

• Flexbox Froggy - game for learning how to use CSS flexbox

• Learn CSS Grid - guide to adjusting spacing and layouts with CSS grid

• CSS Grid Generator by Sarah Edo - tool for setting up grid-based layouts

• CSS Filter Guide by Solaria - tutorial for letting visitors filter a list for different categories

• The Messy Pile by Alexander Petros - case study in different approaches to the same result, as a reflection on how to write cleaner, simpler code that's easier to edit and read

Colors

• HTML Color Codes - tool for generating color codes (includes hex, rgb, and hsl)

• Colour Contrast Checker - tool for checking if there's enough contrast between a given text color and a given background color

• CSS Gradient - tool for generating color gradients in CSS

• Transparent Color Generator - tool for generating color codes with transparency

• Color Kit - tool for blending colors to get the hex codes for colors in between

Fonts

• Fonts at Upset Dev - pro-privacy alternative to Google Fonts

• Font Stacks for CSS - guide to picking fallback fonts for different operating systems

RSS

• RuSShdown - RSS feed generator

• RSS Feed Guide - guide to building your own RSS feed

• Neocities RSS Guide - guide to building your own RSS feed

• Roll Your Own RSS feed - guide to building your own RSS feed

• RSS 2 HTML - tool to embed RSS feeds in HTML webpages

• RSS Feed Validator - tool to check your RSS feed is set up right

• Using RSS on a Static Website - guide to displaying a RSS feed on your site

Webmentions

• Getting Started With Webmentions - introductory guide to webmentions and why you'd want them (notifying and being notified that folks are linking to your stuff)

• Webmention.io - service for receiving webmentions

• Webmention.app - tool for identifying sites you've linked that can recieve webmentions

• Webmention Rocks - tools for testing your webmentions

IndieWebify.Me: Validate H-Entry - tool for testing your h-entry markup (useful if you're submitting stuff to the IndieWeb newsletter)

Artwork, Music, & Creativity

• EZ Gallery - code template for image galleries

• John Doe's Photo Gallery - code template for image galleries

• Rarebit - code template for webcomics

• NeoGallery - downloadable tool for image galleries

• Static Accessible Gallery Generator - downloadable tool for image galleries (preview)

• Image Enlarger - code snippet for enlarging an image on click

• A Little Light Lightbox - downloadable lightbox code

• Melon's Gallery Maker - downloadable tool for image galleries (note: page contains animated gifs)

• Image Gallery Tutorial by Stefan Bohacek - tutorial for creating an image gallery

• Scritch Editor - tool for generating custom audio players

• Faircamp - static site generator for music and audio

• Character Wiki Template - code template for setting up Toyhouse-style character bios

• SVG to CSS Converter - tool that's useful for converting SVG images to generate code you can use without any image hosting (best suited to background patterns and icons)

• SVGOMG - tool to simplify SVG images (useful to combine with SVG to CSS)

• Image Map Generator - tool for creating image maps

• Broider - tool for creating 9-patch borders

• CSS Clip-Path Maker - tool for clipping images into certain shapes