BackYourStackBackYourStack
ESLint
The pluggable linting utility for JavaScript and JSX
Used in:
react, jscodeshift, fbjs and 13 others
Backers:
Meta Open Source ($33,000 since Nov 2024). Also: 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
Jest
🃏Delightful JavaScript Testing
Used in:
react, jscodeshift, create-react-app and 12 others
Backers:
Frontend Masters ($6K), Principal Financial Group ($2K), Bugsnag Stability Monitoring ($2K) and 7 others
Yearly budget: $9,295 USD
Babel
Babel is the community maintained compiler for evolving the future of JavaScript
Used in:
react, regenerator, jscodeshift and 10 others
Backers:
Meta Open Source ($34,000 since May 2021). Also: Handshake ($100K), trivago ($48K), Frontend Masters ($33K) and 7 others
Yearly budget: $255,680 USD
44% progress to reach their next goal:
3 maintainers
Prettier
Prettier is an opinionated code formatter.
Used in:
react, fbjs, create-react-app and 10 others
Backers:
Meta Open Source ($20,000 since Nov 2024). Also: Frontend Masters ($11K), Shogun Labs, Inc.  ($1K), InVision AG ($1K) and 7 others
Yearly budget: $27,520 USD
Sindre Sorhus
Full-Time Open-Sourcerer
Used in:
react, create-react-app, prop-types and 5 others
Backers:
Retool ($7K), GatsbyJS ($5K), Strapi ($3K) and 7 others
Yearly budget: $30,807 USD
Husky
Modern native Git hooks made easy 🐶 woof!
Used in:
create-react-app, idx, docusaurus and 4 others
Backers:
Padlet ($1000), Skyscanner ($928), GitKraken ($800) and 7 others
Yearly budget: $5,712 USD
lint-staged
improve developer experience and code quality for teams
Used in:
create-react-app, idx, docusaurus and 3 others
Backers:
Skyscanner ($928), Easy Agile ($500), Tripwire, Inc. ($30) and 2 others
Yearly budget: $2,310 USD
Rollup
The JavaScript module bundler
Backers:
Aragon ($3K), Oasis Digital Solutions Inc. ($2K), Frontend Masters ($2K) and 7 others
Yearly budget: $9,430 USD
Chai
Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework.
Backers:
Principal Financial Group ($2K), CodePilot.ai ($250), Metabolize ($84) and 7 others
Yearly budget: $1,500 USD
gulp
A toolkit to automate & enhance your workflow
Backers:
Vertigo Studio SRL ($4K), Sticker Mule ($4K), Frontend Masters ($4K) and 7 others
Yearly budget: $10,139 USD
Create React App
Set up a modern web app by running one command.
Used in:
react, lexical
Backers:
Frontend Masters ($1000), Touchless ($75), CodeFund ($48) and 2 others
Yearly budget: $349 USD
Mocha
simple, flexible, fun javascript test framework for node.js & the browser.
Used in:
regenerator, Rapid
Backers:
clay ($22K), Icons8: free icons, photos, illustrations, and music ($10K), Localize ($9K) and 7 others
Yearly budget: $18,894 USD
psutil
Cross-platform lib for process and system monitoring in Python
Used in:
TestSlide, sapp
Yearly budget: $28 USD
unified
Content as structured data
Backers:
Vercel ($25K), GatsbyJS ($24K), Netlify ($10K) and 7 others
Yearly budget: $16,676 USD
43% progress to reach their next goal:
1 FT maintainer
debug
We are on a mission to maintain the `visionmedia/debug` JavaScript debugging module
Used in:
metro
Backers:
CodePilot.ai ($200), Howdy ($100), Triplebyte ($50) and 3 others
Yearly budget: $1,767 USD
IPython
IPython is an enhanced interactive Python environment aimed at maximizing productivity in workflows that combine data, computation and exploratory programming.
Used in:
sapp
nock
HTTP mocking and expectations library for Node.js
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
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).
Used in:
FAI-PEP
Backers:
NumFOCUS ($2K)
Yearly budget: $2,000 USD
sinon
We provide the most widely used stubbing library for JavaScript with ~3M weekly downloads
Used in:
Rapid
Backers:
BitMEX ($2K), Mixmax ($2K), BuySellAds ($2K) and 7 others
Yearly budget: $5,679 USD
stylelint
A mighty, modern CSS linter
Used in:
docusaurus
Backers:
InVision AG ($2K), Skyscanner ($928), Codecademy ($900) and 7 others
Yearly budget: $1,914 USD
Symfony Diversity collective
The Symfony PHP framework Diversity Initiative
Backers:
Algolia ($151), Etny B.V. ($50), Omines Internetbureau B.V. ($20) and 2 others
Yearly budget: $50 USD
webpack
webpack is THE build solution for modern web applications.
Used in:
fbt
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
Yarn
Yarn is the community maintained package manager for JavaScript; we aim to make software development predictable and stable 📦
Used in:
lexical
Backers:
Github Sponsors ($1K), VersionPress s.r.o. ($100), Torutek ($50)
Yearly budget: $2,333 USD
chalk
Used in:
react, create-react-app, metro and 3 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
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.
axios
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.
karma
Used in:
Rapid
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.