
Prettier
Prettier is an opinionated code formatter.
Backers:
AMP Project ($2,500 since Jun 2021). Also: Frontend Masters ($11K), Shogun Labs, Inc. ($1K), InVision AG ($1K) and 7 others
AMP Project ($2,500 since Jun 2021). Also: Frontend Masters ($11K), Shogun Labs, Inc. ($1K), InVision AG ($1K) and 7 others
Yearly budget: $27,520 USD

ESLint
The pluggable linting utility for JavaScript and JSX
Backers:
AMP Project ($20,000 since Jun 2021). Also: Github Sponsors ($27K), Shopify ($21K), Automattic ($20K) and 7 others
AMP Project ($20,000 since Jun 2021). 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
Amount to sustain ESLint for the foreseeable future

Babel
Babel is the community maintained compiler for evolving the future of JavaScript
Backers:
AMP Project ($73,600 since Jun 2021). Also: Handshake ($100K), trivago ($48K), Frontend Masters ($33K) and 7 others
AMP Project ($73,600 since Jun 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
3 maintainers

Rollup
The JavaScript module bundler
Yearly budget: $9,430 USD

Sindre Sorhus
Full-Time Open-Sourcerer
Yearly budget: $30,807 USD

Jest
🃏Delightful JavaScript Testing
Backers:
Frontend Masters ($6K), Principal Financial Group ($2K), Bugsnag Stability Monitoring ($2K) and 7 others
Frontend Masters ($6K), Principal Financial Group ($2K), Bugsnag Stability Monitoring ($2K) and 7 others
Yearly budget: $9,295 USD

Mocha
simple, flexible, fun javascript test framework for node.js & the browser.
Backers:
clay ($22K), Icons8: free icons, photos, illustrations, and music ($10K), Localize ($9K) and 7 others
clay ($22K), Icons8: free icons, photos, illustrations, and music ($10K), Localize ($9K) and 7 others
Yearly budget: $18,894 USD

AVA
Fast and concurrent JavaScript test runner with simple test syntax and Babel built-in.
Yearly budget: $189 USD

Chai
Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework.
Yearly budget: $1,500 USD

Husky
Modern native Git hooks made easy 🐶 woof!
Yearly budget: $5,712 USD

lint-staged
improve developer experience and code quality for teams
Yearly budget: $2,310 USD

sinon
We provide the most widely used stubbing library for JavaScript with ~3M weekly downloads
Yearly budget: $5,679 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.

Ajv
The fastest JSON Schema Validator. Supports draft-04/06/07/2019-09/2020-12
Yearly budget: $4,912 USD
14% progress to reach their next goal:
Ajv: long term support and development
Ajv: long term support and development

gulp
A toolkit to automate & enhance your workflow
Yearly budget: $10,139 USD

Preact
3kb alternative to React with the same ES6 API.
Backers:
AMP Project ($53,000 since Jun 2021). Also: trivago ($24K), Github Sponsors ($8K), Webflow ($7K) and 7 others
AMP Project ($53,000 since Jun 2021). Also: trivago ($24K), Github Sponsors ($8K), Webflow ($7K) and 7 others
Yearly budget: $59,187 USD

webpack
webpack is THE build solution for modern web applications.
Yearly budget: $306,753 USD
33% progress to reach their next goal:
50% Payouts
50% Payouts

cheerio
Fast, flexible, and lean implementation of core jQuery designed specifically for the server
Used in:
ampbench
ampbench
Yearly budget: $10,128 USD

cssnano
A modular minifier, built on top of the PostCSS ecosystem.
Used in:
amphtml
amphtml
Yearly budget: $166 USD

date-fns
Modern JavaScript date utility library
Used in:
amphtml
amphtml
Yearly budget: $37,448 USD
69% progress to reach their next goal:
Part-time job
Part-time job

JSS
JSS is an authoring tool for CSS which uses JavaScript as a host language.
Used in:
amphtml
amphtml
Yearly budget: $1,166 USD
20% progress to reach their next goal:
Maintenance Cost
Maintenance Cost

karma-typescript
We are on a mission to simplify unit testing Typescript applications!
Used in:
animations
animations
Lodash
Used in:
amp-closure-compiler
amp-closure-compiler
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.
Moment.js
Used in:
amphtml
amphtml
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:
error-tracker
error-tracker
Yearly budget: $188 USD
58% progress to reach their next goal:
Accountable Community Management
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.
Used in:
ampbench
ampbench
Yearly budget: $15,145 USD

PostHTML
PostHTML is a tool to transform HTML/XML with JS plugins
Used in:
amphtml
amphtml
Yearly budget: $19 USD

react-day-picker
Help us on our mission to deliver the best day picker package for react!
Used in:
amphtml
amphtml

Storybook
The development environment you'll love to use
Used in:
storybook-addon-amp
storybook-addon-amp
Backers:
AMP Project ($8,000 since Jun 2021). Also: Applitools: AI-powered Visual Testing and Monitoring ($6K), Frontend Masters ($5K), Chromatic ($5K) and 7 others
AMP Project ($8,000 since Jun 2021). Also: Applitools: AI-powered Visual Testing and Monitoring ($6K), Frontend Masters ($5K), Chromatic ($5K) and 7 others
Yearly budget: $39,016 USD

Terser
The fast and efficient minifier for modern JavaScript
Used in:
amphtml
amphtml
Yearly budget: $16,562 USD
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.
enzyme
Used in:
amphtml
amphtml
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.