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Mocha
simple, flexible, fun javascript test framework for node.js & the browser.
Used in:
ycb, node-limits, dnscache and 24 others
Backers:
Yahoo! ($500 since May 2016). Also: clay ($22K), Icons8: free icons, photos, illustrations, and music ($10K), Localize ($9K) and 7 others
Yearly budget: $18,894 USD
Chai
Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework.
Used in:
ycb-config, fetchr, preceptor-core and 19 others
Backers:
Principal Financial Group ($2K), CodePilot.ai ($250), Metabolize ($84) and 7 others
Yearly budget: $1,500 USD
ESLint
The pluggable linting utility for JavaScript and JSX
Used in:
ycb, mod_statuspage, ycb-config and 17 others
Backers:
Github Sponsors ($27K), Shopify ($21K), Automattic ($20K) and 7 others
Yearly budget: $146,397 USD
89% progress to reach their next goal:
Amount to sustain ESLint for the foreseeable future
sinon
We provide the most widely used stubbing library for JavaScript with ~3M weekly downloads
Used in:
node-limits, ycb-config, fetchr and 13 others
Backers:
BitMEX ($2K), Mixmax ($2K), BuySellAds ($2K) and 7 others
Yearly budget: $5,679 USD
Prettier
Prettier is an opinionated code formatter.
Used in:
ycb, mod_statuspage, ycb-config and 9 others
Backers:
Frontend Masters ($11K), Shogun Labs, Inc.  ($1K), InVision AG ($1K) and 7 others
Yearly budget: $27,520 USD
Babel
Babel is the community maintained compiler for evolving the future of JavaScript
Used in:
fluxible, jsx-test, react-i13n and 8 others
Backers:
Handshake ($100K), trivago ($48K), Frontend Masters ($33K) and 7 others
Yearly budget: $255,680 USD
44% progress to reach their next goal:
3 maintainers
Express
Used in:
node-mod_status, mod_statuspage, fetchr and 7 others
At least one person (or organization) already pledged to this project on Open Collective. You can add your pledge. This will incentivize them to start collecting money to fund their activities.
webpack
webpack is THE build solution for modern web applications.
Used in:
fetchr, fumble, fluxible-action-utils and 6 others
Backers:
trivago ($390K), AG Grid ($120K), Frontend Masters ($39K) and 7 others
Yearly budget: $306,753 USD
33% progress to reach their next goal:
50% Payouts
Jest
🃏Delightful JavaScript Testing
Used in:
routr, fluxible, react-i13n and 3 others
Backers:
Frontend Masters ($6K), Principal Financial Group ($2K), Bugsnag Stability Monitoring ($2K) and 7 others
Yearly budget: $9,295 USD
Sindre Sorhus
Full-Time Open-Sourcerer
Backers:
Retool ($7K), GatsbyJS ($5K), Strapi ($3K) and 7 others
Yearly budget: $30,807 USD
Lodash
At least one person (or organization) already pledged to this project on Open Collective. You can add your pledge. This will incentivize them to start collecting money to fund their activities.
debug
We are on a mission to maintain the `visionmedia/debug` JavaScript debugging module
Used in:
react-i13n, react-cartographer, elide-js and 1 other
Backers:
CodePilot.ai ($200), Howdy ($100), Triplebyte ($50) and 3 others
Yearly budget: $1,767 USD
NumPy
The fundamental package for scientific computing with Python. IMPORTANT: we are still setting up this collective, and cannot accept donations yet (as of 30 April 2021).
Backers:
NumFOCUS ($2K)
Yearly budget: $2,000 USD
Ember.js
Ember.js, A JavaScript framework for creating ambitious web applications
Backers:
Github Sponsors ($5K), Imago ($2K), Frontend Masters ($1000) and 7 others
Yearly budget: $12,361 USD
Husky
Modern native Git hooks made easy 🐶 woof!
Backers:
Padlet ($1000), Skyscanner ($928), GitKraken ($800) and 7 others
Yearly budget: $5,712 USD
Cucumber
Behaviour Driven Development tool
Backers:
Principal Financial Group ($6K), BonusFinder Canada ($2K), Bonusfinder.com US ($2K) and 7 others
Yearly budget: $7,796 USD
pandas
pandas is a data wrangling platform for Python that provides easy-to-use data ingestion, transformation, and export functions.
Used in:
ariel, trendlines
SciPy
SciPy (pronounced “Sigh Pie”) is a Python-based ecosystem of open-source software for mathematics, science, and engineering.
Yeoman
The web's scaffolding tool for modern webapps
Backers:
Triplebyte ($115), Open Collective ($102), Matter ($37) and 4 others
Yearly budget: $507 USD
Arrow
Better dates & times for Python
Used in:
trendlines
Backers:
Batch ($35)
Yearly budget: $46 USD
Bluebird
Used in:
dep-audit
At least one person (or organization) already pledged to this project on Open Collective. You can add your pledge. This will incentivize them to start collecting money to fund their activities.
Create React App
Set up a modern web app by running one command.
Backers:
Frontend Masters ($1000), Touchless ($75), CodeFund ($48) and 2 others
Yearly budget: $349 USD
date-fns
Modern JavaScript date utility library
Backers:
TrueCar ($5K), 1Password ($3K), Aon Cyber Solutions ($2K) and 7 others
Yearly budget: $37,448 USD
69% progress to reach their next goal:
Part-time job
gulp
A toolkit to automate & enhance your workflow
Used in:
elide-js
Backers:
Vertigo Studio SRL ($4K), Sticker Mule ($4K), Frontend Masters ($4K) and 7 others
Yearly budget: $10,139 USD
html-webpack-plugin
Simplifies creation of HTML files with Webpack
Backers:
Tipe ($2K), Principal Financial Group ($2K), Frontend Masters ($50) and 6 others
Yearly budget: $931 USD
IPython
IPython is an enhanced interactive Python environment aimed at maximizing productivity in workflows that combine data, computation and exploratory programming.
Used in:
trendlines
Moment.js
At least one person (or organization) already pledged to this project on Open Collective. You can add your pledge. This will incentivize them to start collecting money to fund their activities.
nock
HTTP mocking and expectations library for Node.js
Used in:
reginabox
Backers:
Third Iron ($124), CodeFund ($48), Metabolize ($34) and 7 others
Yearly budget: $188 USD
58% progress to reach their next goal:
Accountable Community Management
nodemon
Nodemon is a utility that will monitor for any changes in your source and automatically restart your server. Perfect for rapid development.
Backers:
Mixmax ($1K), Skyscanner ($928), Top Rated Casino Sites ($700) and 7 others
Yearly budget: $15,145 USD
Project Jupyter
Project Jupyter develops tools for interactive computing, research and education with an emphasis in data science workflows.
Used in:
trendlines
psutil
Cross-platform lib for process and system monitoring in Python
Used in:
trendlines
Yearly budget: $28 USD
Rollup
The JavaScript module bundler
Used in:
bgjs
Backers:
Aragon ($3K), Oasis Digital Solutions Inc. ($2K), Frontend Masters ($2K) and 7 others
Yearly budget: $9,430 USD
stylelint
A mighty, modern CSS linter
Backers:
InVision AG ($2K), Skyscanner ($928), Codecademy ($900) and 7 others
Yearly budget: $1,914 USD
SVGO
Developing and maintaining SVGO
Used in:
badge-up
Backers:
Evil Martians ($30), GoMage ($5)
Yearly budget: $143 USD
urllib3
Python's most depended-on HTTP client library
Used in:
trendlines
Backers:
Github Sponsors ($1K), OpenCraft ($100)
Yearly budget: $7,416 USD
WebdriverIO
Next-gen browser and mobile automation test framework for Node.js
Backers:
Canarytrace ($25)
Yearly budget: $603 USD
istanbul
Used in:
ycb, node-mod_status, httpmetrics and 21 others
To our knowledge, this project is not on Open Collective or other funding platform. You can create a pledge. This will incentivize them to start collecting money to fund their activities.
lerna
Used in:
jafar
To our knowledge, this project is not on Open Collective or other funding platform. You can create a pledge. This will incentivize them to start collecting money to fund their activities.