BackYourStackBackYourStack
ESLint
The pluggable linting utility for JavaScript and JSX
Backers:
Algolia ($3,621 since Jan 2022). 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
Babel
Babel is the community maintained compiler for evolving the future of JavaScript
Backers:
Algolia ($1,717 since Dec 2019). 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.
Backers:
Algolia ($621 since Dec 2019). Also: Frontend Masters ($11K), Shogun Labs, Inc.  ($1K), InVision AG ($1K) and 7 others
Yearly budget: $27,520 USD
Jest
🃏Delightful JavaScript Testing
Backers:
Algolia ($258 since Dec 2019). Also: 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
Used in:
faux-jax, algolia-kite-deprecated, diag and 22 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.
Backers:
Algolia ($1,503 since Dec 2019). Also: 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
Rollup
The JavaScript module bundler
Backers:
Algolia ($1,407 since Dec 2019). Also: Aragon ($3K), Oasis Digital Solutions Inc. ($2K), Frontend Masters ($2K) and 6 others
Yearly budget: $9,430 USD
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
Express
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.
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
Parcel
📦🚀 Blazing fast, zero configuration web application bundler
Backers:
Algolia ($155 since Dec 2019). Also: Vercel ($28K), Frontend Masters ($6K), bmqb ($1K) and 7 others
Yearly budget: $10,706 USD
Mocha
simple, flexible, fun javascript test framework for node.js & the browser.
Backers:
Algolia ($103 since Dec 2019). Also: clay ($22K), Icons8: free icons, photos, illustrations, and music ($10K), Localize ($9K) and 7 others
Yearly budget: $18,894 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
Husky
Modern native Git hooks made easy 🐶 woof!
Backers:
Algolia ($51 since Dec 2019). Also: Padlet ($1000), Skyscanner ($928), GitKraken ($800) and 7 others
Yearly budget: $5,712 USD
bundlesize
Keep a check on bundlesizes 📦
semantic-release
Yearly budget: $48 USD
Yarn
Yarn is the community maintained package manager for JavaScript; we aim to make software development predictable and stable 📦
Backers:
Github Sponsors ($1K), VersionPress s.r.o. ($100), Torutek ($50)
Yearly budget: $2,333 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
JSPM
ES Modules CDN and Package Manager - https://jspm.org
Used in:
demo-indigo, autodesk, demo-skeleton and 2 others
Yearly budget: $4,232 USD
lint-staged
improve developer experience and code quality for teams
Backers:
Skyscanner ($928), Easy Agile ($500), Tripwire, Inc. ($30) and 2 others
Yearly budget: $2,310 USD
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.
stylelint
A mighty, modern CSS linter
Used in:
autocomplete, docsearch, talksearch and 2 others
Backers:
InVision AG ($2K), Skyscanner ($928), Codecademy ($900) and 7 others
Yearly budget: $1,914 USD
WebdriverIO
Next-gen browser and mobile automation test framework for Node.js
Backers:
Canarytrace ($25)
Yearly budget: $603 USD
Bluebird
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.
cssnano
A modular minifier, built on top of the PostCSS ecosystem.
Used in:
autocomplete, docsearch, ui-components and 1 other
Backers:
De Voorhoede ($700), BuySellAds ($117), Software Ventures Limited ($48) and 1 other
Yearly budget: $166 USD
sinon
We provide the most widely used stubbing library for JavaScript with ~3M weekly downloads
Backers:
BitMEX ($2K), Mixmax ($2K), BuySellAds ($2K) and 7 others
Yearly budget: $5,679 USD
cheerio
Fast, flexible, and lean implementation of core jQuery designed specifically for the server
Backers:
Algolia ($1,510 since Dec 2019). Also: Github Sponsors ($802), VPNGorilla.com ($600), Infatica ($500) and 6 others
Yearly budget: $10,128 USD
Commitizen
Simple commit conventions for internet citizens.
Yearly budget: $34 USD
date-fns
Modern JavaScript date utility library
Backers:
Algolia ($51 since Dec 2019). Also: 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
nodemon
Nodemon is a utility that will monitor for any changes in your source and automatically restart your server. Perfect for rapid development.
Backers:
Algolia ($651 since Dec 2019). Also: Mixmax ($1K), Skyscanner ($928), Top Rated Casino Sites ($700) and 6 others
Yearly budget: $15,145 USD
Preact
3kb alternative to React with the same ES6 API.
Backers:
Algolia ($1,458 since Dec 2019). Also: trivago ($24K), Github Sponsors ($8K), Webflow ($7K) and 6 others
Yearly budget: $59,187 USD
pug
A powerful templating engine for node.js and the browser
Backers:
Algolia ($1,200 since May 2018). Also: Vertigo Studio SRL ($4K), CoinNewsSpan ($900), CryptoNewsZ ($400) and 6 others
Yearly budget: $1,915 USD
22% progress to reach their next goal:
Storybook
The development environment you'll love to use
Backers:
Algolia ($1,510 since Dec 2019). Also: Applitools: AI-powered Visual Testing and Monitoring  ($6K), Frontend Masters ($5K), Chromatic ($5K) and 7 others
Yearly budget: $39,016 USD
Symfony Diversity collective
The Symfony PHP framework Diversity Initiative
Backers:
Algolia ($151 since Dec 2019). Also: Etny B.V. ($50), Omines Internetbureau B.V. ($20), DueDil ($10) and 1 other
Yearly budget: $50 USD
SystemJS
JavaScript Module Loader
Backers:
Canopy Inc ($4K), Triplebyte ($75)
Yearly budget: $1,600 USD
webpack-merge
Merge designed for Webpack (MIT)
Cycle.js
A functional and reactive JavaScript framework.
Backers:
Verizon ($10K), RELEX Solutions ($1K), HERP, Inc. ($1000) and 7 others
Yearly budget: $613 USD
electron
Build cross platform desktop apps with JavaScript, HTML, and CSS
Backers:
Frontend Masters ($3K), White Label Communications ($3K), Triplebyte ($2K) and 7 others
Yearly budget: $1,879 USD
Gatsby
Moved collective to https://opencollective.com/gatsbyjs
Backers:
Frontend Masters ($4K), Tipe ($2K), X-Team ($700) and 7 others
ng-packagr
Build re-usable component libraries in Angular Package Format.
Backers:
Triplebyte ($5)
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
PHPStan
Finding bugs in your code without writing tests.
Yearly budget: $0 USD
react-hot-loader
Tweak React components in real time!
Backers:
Orbit ($2K), GatsbyJS ($1000), ScrapingBee ($55) and 1 other
react-select
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.
react-use
React Hooks — 👍
vue
We are on a mission to help more frontend devs enjoy building apps for the web.
Backers:
Algolia ($4,562 since Jan 2022). Also: Frontend Masters ($27K), shopware AG ($26K), Modus Create ($25K) and 7 others
Yearly budget: $117,158 USD
Ajv
The fastest JSON Schema Validator. Supports draft-04/06/07/2019-09/2020-12
Used in:
helix-test
Backers:
Cybozu, Inc. ($5K), Stoplight ($900), Lantagarnas AB (svb) ($100) and 5 others
Yearly budget: $4,912 USD
14% progress to reach their next goal:
Ajv: long term support and development
AVA
Fast and concurrent JavaScript test runner with simple test syntax and Babel built-in.
Backers:
De Voorhoede ($700), Triplebyte ($149), Datawrapper ($130) and 3 others
Yearly budget: $189 USD
Bootstrap
Sleek, intuitive, and powerful front-end framework for faster and easier web development.
Used in:
algosheet
Backers:
Algolia ($51 since Dec 2019). Also: LINE Corporation ($3K), Intracto ($3K), Vertigo Studio SRL ($1K) and 7 others
Yearly budget: $8,179 USD
bowser
a browser detector
Used in:
faux-jax
Backers:
Avocadatoria ($150)
Yearly budget: $38 USD
csvtojson library
Most comprehensive and blazing fast csv parser for Node.JS
Cypress.io
The web has evolved. Finally, testing has too.
Used in:
docsearch
Backers:
Algolia ($103 since Dec 2019). Also: Principal Financial Group ($650), Triplebyte ($335), Open Collective ($240) and 3 others
Yearly budget: $2,480 USD
Day.js
2KB immutable date library alternative to Moment.js with the same modern API
Backers:
Datawrapper ($130), Triplebyte ($75), Open Collective ($7)
Yearly budget: $132 USD
debug
We are on a mission to maintain the `visionmedia/debug` JavaScript debugging module
Used in:
diag
Backers:
CodePilot.ai ($200), Howdy ($100), Triplebyte ($50) and 3 others
Yearly budget: $1,767 USD
Docusaurus
Easy to Maintain Open Source Documentation Websites
Used in:
aws-docsearch
Backers:
Smudge ($2K), Temporal Technologies ($206), ScrapingBee ($115) and 4 others
Yearly budget: $3,350 USD
eslint-plugin-compat
Lint the browser compatibility of your code
Backers:
Triplebyte ($75)
Jasmine
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.
jotai
Developing primitive, flexible state management for React
Backers:
GoMage ($2)
Yearly budget: $73 USD
mobx
The transparent reactive programming library
Used in:
dev-novel
Backers:
Algolia ($1,251 since Dec 2019). Also: Frontend Masters ($7K), Guilded ($7K), Auction Frontier ($4K) and 7 others
Yearly budget: $12,867 USD
16% progress to reach their next goal:
0.5 FTE dedicated maintenance
Mongoose.js
The leading ODM for Node.js and MongoDB
Used in:
mongoolia
Backers:
BonusFinder Deutschland ($7K), Localize ($5K), Japanesecasino ($4K) and 7 others
Yearly budget: $84,932 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
Ramda
Supporting functional programming in JS
Backers:
KaboHub ($614)
Yearly budget: $340 USD
react-day-picker
Help us on our mission to deliver the best day picker package for react!
Used in:
hn-search
React Hook Form
📋 React hooks for form validation without the hassle
Backers:
Underbelly ($800), Leniolabs_ ($250), Thinkmill ($20) and 2 others
Yearly budget: $1,392 USD
scikit-learn
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.
SciPy
SciPy (pronounced “Sigh Pie”) is a Python-based ecosystem of open-source software for mathematics, science, and engineering.
socket.io
We are on a mission to enable real-time bidirectional communication on every platform.
Backers:
Algolia ($51 since Dec 2019). Also: Casino Topp ($4K), VPS Server ($3K), Ramotion ($3K) and 7 others
Yearly budget: $162,522 USD
styled-components
Visual primitives for the component age. Use the best bits of ES6 and CSS to style your apps without stress 💅
Used in:
dev-novel
Backers:
Algolia ($51 since Dec 2019). Also: InVision AG ($2K), Frontend Masters ($1K), Triplebyte ($1K) and 7 others
Yearly budget: $5,069 USD
SVGR
Transform SVGs into React components 🦁
Backers:
Smooth Code ($3K), Maisonette Inc ($62), Sustain Hawaii ($20) and 2 others
Yearly budget: $380 USD
6% progress to reach their next goal:
Tachyons
We are on a mission to build better design tools for the web
Backers:
VTEX ($550), Matters ($389), DigitalOcean ($280) and 4 others
Yearly budget: $96 USD
Vuetify
A Vue UI Library
Backers:
crossword-solver.io ($7K), Papersowl ($3K), AussieCasinoHEX.com ($2K) and 7 others
Yearly budget: $27,684 USD
7% progress to reach their next goal:
One developer
chalk
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.
enzyme
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.
istanbul
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.
font-awesome
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
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.
winston
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.