# PDF.js

> PDF reader in JavaScript

Mozilla's PDF renderer used in Firefox, for showing PDFs in any browser.

- Source: https://github.com/mozilla/pdf.js
- Homepage: https://mozilla.github.io/pdf.js/
- License: Apache-2.0
- Language: JavaScript
- Stars: 53974
- Forks: 10692
- Contributors: 436
- Last commit: 2026-10-02
- Latest release: v6.3.289 (2026-08-29)
- Purpose: Developer tools
- Runs on: Library / SDK
- For: Personal, Enterprise

## Worth score: 84/100

How much DigGitHub recommends it, from activity, adoption, docs, license and security signals.

- Popularity: 24/25
- Momentum: 10/20
- Maintenance: 25/25
- Community: 14/15
- Readiness: 11/15

## Alternatives

- [TypeORM](https://diggithub.com/typeorm/typeorm.md): ORM for TypeScript and JavaScript
- [Laravel](https://diggithub.com/laravel/framework.md): PHP web framework with elegant syntax
- [Cypress](https://diggithub.com/cypress-io/cypress.md): Fast, reliable browser testing
- [React](https://diggithub.com/react/react.md): The library for web and native user interfaces
- [shadcn/ui](https://diggithub.com/shadcn-ui/ui.md): Accessible components you copy into your own code
- [Electron](https://diggithub.com/electron/electron.md): Build desktop apps with JavaScript, HTML and CSS
- [three.js](https://diggithub.com/mrdoob/three.js.md): JavaScript 3D library for the web
- [Axios](https://diggithub.com/axios/axios.md): Promise-based HTTP client for browser and Node.js

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Source page: https://diggithub.com/mozilla/pdf.js
Updated: 2026-10-03