BackYourStack: Discover the Open Source projects you are using and need financial support.

ESLint

The pluggable linting utility for JavaScript and JSX

Used in:
algoliasearch-client-javascript, faux-jax, writable-window-method and 83 others

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

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Babel

Babel is the community maintained compiler for evolving the future of JavaScript

Used in:
algoliasearch-client-javascript, algoliasearch-helper-js, algolia-ui-kit and 77 others

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

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Prettier

Prettier is an opinionated code formatter.

Used in:
algoliasearch-client-javascript, autocomplete, instantsearch.js and 71 others

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

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Jest

🃏Delightful JavaScript Testing

Used in:
algoliasearch-client-javascript, hn-search, algoliasearch-helper-js and 47 others

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

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Sindre Sorhus

Full-Time Open-Sourcerer

Used in:
github-awesome-autocomplete, algoliasearch-helper-js, wordpress-search and 27 others

Backers:
Retool ($7K), GatsbyJS ($5K), Strapi ($3K) and 7 others

Yearly budget: $30,807 USD

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Lodash

Used in:
faux-jax, algoliasearch-helper-js, algolia-ui-kit 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.

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webpack

webpack is THE build solution for modern web applications.

Used in:
hn-search, algoliasearch-helper-js, diag and 18 others

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

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Create React App

Set up a modern web app by running one command.

Used in:
algosheet, maintainer-dashboard, demo-metacritic and 16 others

Backers:
Frontend Masters ($1000), Touchless ($75), CodeFund ($48) and 2 others

Yearly budget: $349 USD

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Express

Used in:
wordpress-search, magentoconnect-search, algoliasearch-boilerplate and 10 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.

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gulp

A toolkit to automate & enhance your workflow

Used in:
algoliasearch-helper-js, wordpress-search, diag and 10 others

Backers:
Vertigo Studio SRL ($4K), Sticker Mule ($4K), Frontend Masters ($4K) and 7 others

Yearly budget: $10,139 USD

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Rollup

The JavaScript module bundler

Used in:
algoliasearch-client-javascript, autocomplete, instantsearch.js and 10 others

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

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Mocha

simple, flexible, fun javascript test framework for node.js & the browser.

Used in:
github-awesome-autocomplete, analytics-client-node, expect-jsx and 7 others

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

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bundlesize

Keep a check on bundlesizes 📦

Used in:
algoliasearch-client-javascript, autocomplete, instantsearch.js and 6 others

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Parcel

📦🚀 Blazing fast, zero configuration web application bundler

Used in:
golfChannelDemo, algolia-sa-assignment, demo-catalog-browser and 6 others

Backers:
Algolia ($155 since Dec 2019). Also: Vercel ($28K), Frontend Masters ($6K), bmqb ($1K) and 7 others

Yearly budget: $10,706 USD

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html-webpack-plugin

Simplifies creation of HTML files with Webpack

Used in:
supersearch, react-webpack-sass-gulp-template, demo-infinite-scroll and 5 others

Backers:
Tipe ($2K), Principal Financial Group ($2K), Frontend Masters ($50) and 6 others

Yearly budget: $931 USD

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Husky

Modern native Git hooks made easy 🐶 woof!

Used in:
algoliasearch-client-javascript, react-element-to-jsx-string, npm-search and 5 others

Backers:
Algolia ($51 since Dec 2019). Also: Padlet ($1000), Skyscanner ($928), GitKraken ($800) and 7 others

Yearly budget: $5,712 USD

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react-select

Used in:
React-demo-template, SWAROVSKI-custom-demo, river-island-custom-demo and 5 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.

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Yarn

Yarn is the community maintained package manager for JavaScript; we aim to make software development predictable and stable 📦

Used in:
algoliasearch-client-javascript, eslint-config-algolia, npm-search and 4 others

Backers:
Github Sponsors ($1K), VersionPress s.r.o. ($100), Torutek ($50)

Yearly budget: $2,333 USD

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semantic-release

Used in:
npm-search, renovate-config-algolia, renderscript and 3 others

Yearly budget: $48 USD

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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

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Moment.js

Used in:
npmjs-connector, maintainer-dashboard, github-repositories-archiver and 2 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.

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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

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WebdriverIO

Next-gen browser and mobile automation test framework for Node.js

Used in:
algoliasearch-client-javascript, instantsearch.js, vue-instantsearch and 2 others

Backers:
Canarytrace ($25)

Yearly budget: $603 USD

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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:
eventual-values, redux-updeep, redux-magic-async-middleware and 1 other

Backers:
Principal Financial Group ($2K), CodePilot.ai ($250), Metabolize ($84) and 7 others

Yearly budget: $1,500 USD

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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

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lint-staged

improve developer experience and code quality for teams

Used in:
react-element-to-jsx-string, npm-search, algolia-sitemap and 1 other

Backers:
Skyscanner ($928), Easy Agile ($500), Tripwire, Inc. ($30) and 2 others

Yearly budget: $2,310 USD

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nock

HTTP mocking and expectations library for Node.js

Used in:
algoliasearch-client-javascript, react-instantsearch, github-helpscout-collector and 1 other

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

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Preact

3kb alternative to React with the same ES6 API.

Used in:
instantsearch.js, talksearch-embed, unified-instantsearch-ecommerce and 1 other

Backers:
Algolia ($1,458 since Dec 2019). Also: trivago ($24K), Github Sponsors ($8K), Webflow ($7K) and 6 others

Yearly budget: $59,187 USD

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sinon

We provide the most widely used stubbing library for JavaScript with ~3M weekly downloads

Used in:
faux-jax, marvel-search, redux-magic-async-middleware and 1 other

Backers:
BitMEX ($2K), Mixmax ($2K), BuySellAds ($2K) and 7 others

Yearly budget: $5,679 USD

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Storybook

The development environment you'll love to use

Used in:
instantsearch.js, vue-instantsearch, react-instantsearch and 1 other

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

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Symfony Diversity collective

The Symfony PHP framework Diversity Initiative

Used in:
algoliasearch-client-php, search-bundle, algoliasearch-client-php-playground and 1 other

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

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Bluebird

Used in:
marvel-search, algoliasearch-client-css, talksearch-scraper

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.

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cheerio

Fast, flexible, and lean implementation of core jQuery designed specifically for the server

Used in:
marvel-search, talksearch-scraper, talksearch

Backers:
Algolia ($1,510 since Dec 2019). Also: Github Sponsors ($802), VPNGorilla.com ($600), Infatica ($500) and 6 others

Yearly budget: $10,128 USD

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Commitizen

Simple commit conventions for internet citizens.

Used in:
gatsby-theme-algolia, instantsearch-e2e-tests, helix-test

Backers:
Software Ventures Limited ($24)

Yearly budget: $34 USD

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date-fns

Modern JavaScript date utility library

Used in:
hn-search, fosdem-search, demo-thoughtSpot

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

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nodemon

Nodemon is a utility that will monitor for any changes in your source and automatically restart your server. Perfect for rapid development.

Used in:
opensearch-express, renderscript, algoliasearch-netlify

Backers:
Algolia ($651 since Dec 2019). Also: Mixmax ($1K), Skyscanner ($928), Top Rated Casino Sites ($700) and 6 others

Yearly budget: $15,145 USD

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pug

A powerful templating engine for node.js and the browser

Used in:
algoliasearch-helper-js, talksearch, talksearch.js

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:

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SystemJS

JavaScript Module Loader

Used in:
demo-indigo, autodesk, demo-tumblr

Backers:
Canopy Inc ($4K), Triplebyte ($75)

Yearly budget: $1,600 USD

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webpack-merge

Merge designed for Webpack (MIT)

Used in:
instantsearch-electron, venue-search, unified-instantsearch-ecommerce

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Cypress.io

The web has evolved. Finally, testing has too.

Used in:
autocomplete, 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

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electron

Build cross platform desktop apps with JavaScript, HTML, and CSS

Used in:
instantsearch-electron, query-rule-csv-upload

Backers:
Frontend Masters ($3K), White Label Communications ($3K), Triplebyte ($2K) and 7 others

Yearly budget: $1,879 USD

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Gatsby

Moved collective to https://opencollective.com/gatsbyjs

Used in:
gatsby-plugin-algolia, issue-searcher

Backers:
Frontend Masters ($4K), Tipe ($2K), X-Team ($700) and 7 others

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vue

We are on a mission to help more frontend devs enjoy building apps for the web.

Used in:
vue-instantsearch, venue-search

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

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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

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AVA

Fast and concurrent JavaScript test runner with simple test syntax and Babel built-in.

Used in:
youtube-captions-scraper

Backers:
De Voorhoede ($700), Triplebyte ($149), Datawrapper ($130) and 3 others

Yearly budget: $189 USD

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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

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bowser

a browser detector

Used in:
faux-jax

Backers:
Avocadatoria ($150)

Yearly budget: $38 USD

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csvtojson library

Most comprehensive and blazing fast csv parser for Node.JS

Used in:
algolia-cli

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Cycle.js

A functional and reactive JavaScript framework.

Used in:
angular-instantsearch

Backers:
Verizon ($10K), RELEX Solutions ($1K), HERP, Inc. ($1000) and 7 others

Yearly budget: $613 USD

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Day.js

2KB immutable date library alternative to Moment.js with the same modern API

Used in:
talksearch-scraper

Backers:
Datawrapper ($130), Triplebyte ($75), Open Collective ($7)

Yearly budget: $132 USD

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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

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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

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eslint-plugin-compat

Lint the browser compatibility of your code

Used in:
instantsearch-electron

Backers:
Triplebyte ($75)

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jotai

Developing primitive, flexible state management for React

Used in:
pwa-ecom-ui-template

Backers:
GoMage ($2)

Yearly budget: $73 USD

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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

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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

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ng-packagr

Build re-usable component libraries in Angular Package Format.

Used in:
angular-instantsearch

Backers:
Triplebyte ($5)

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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:
color-extractor

Backers:
NumFOCUS ($2K)

Yearly budget: $2,000 USD

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PHPStan

Finding bugs in your code without writing tests.

Used in:
scout-extended

Yearly budget: $0 USD

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react-day-picker

Help us on our mission to deliver the best day picker package for react!

Used in:
hn-search

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react-hot-loader

Tweak React components in real time!

Used in:
react-algoliasearch-helper

Backers:
Orbit ($2K), GatsbyJS ($1000), ScrapingBee ($55) and 1 other

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react-use

React Hooks — 👍

Used in:
meta-search

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scikit-learn

Used in:
color-extractor

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.

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SciPy

SciPy (pronounced “Sigh Pie”) is a Python-based ecosystem of open-source software for mathematics, science, and engineering.

Used in:
color-extractor

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socket.io

We are on a mission to enable real-time bidirectional communication on every platform.

Used in:
voice-search-widget

Backers:
Algolia ($51 since Dec 2019). Also: Casino Topp ($4K), VPS Server ($3K), Ramotion ($3K) and 7 others

Yearly budget: $162,522 USD

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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

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SVGR

Transform SVGs into React components 🦁

Used in:
pwa-ecom-ui-template

Backers:
Smooth Code ($3K), Maisonette Inc ($62), Sustain Hawaii ($20) and 2 others

Yearly budget: $380 USD

6% progress to reach their next goal:

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Tachyons

We are on a mission to build better design tools for the web

Used in:
algoliasearch-wordpress

Backers:
VTEX ($550), Matters ($389), DigitalOcean ($280) and 4 others

Yearly budget: $96 USD

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Vuetify

A Vue UI Library

Used in:
vue-instantsearch

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

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chalk

Used in:
fargs, npm-search, create-instantsearch-app and 8 others