# Backbone.js vs Moment.js

| Attribute | Backbone.js | Moment.js |
|---|---|---|
| **Vioscale score** | 48.9 (20% (low)) | 71.3 (15% (low)) |
| activity.commits_last_30d | 2 | 44 |
| adoption.dependent_repos | 34,984 | 1,006,179 |
| adoption.github_stars | 28,100 | 47,915 |
| description.long | Backbone.js provides a lightweight framework that helps developers build maintainable web applications by separating application logic from DOM manipulation. It offers models with key-value binding and event systems, collections for managing related data, views for rendering interfaces, and routers for client-side navigation, reducing the complexity of keeping data synchronized across the browser, application layer, and server. | A JavaScript library that simplifies date and time operations, providing utilities for parsing various date formats, validating dates, manipulating time values, and formatting output with support for multiple locales. |
| language.primary | JavaScript | JavaScript |
| license.spdx | MIT | MIT |
| platform.support | `{"web":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://backbonejs.org","retrievedAt":"2026-08-22T22:29:15.098Z"}` | `{"type":"open_source","summary":"Free and open source","freeTier":true,"sourceUrl":"https://momentjs.com","retrievedAt":"2026-08-22T22:28:38.092Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.history | - | `[{"url":"https://github.com/moment/moment/releases/tag/2.30.1","date":"2026-07-26T19:57:03Z","type":"stable","version":"2.30.1"}]` |
| security.scorecard | 4.7 | 6.1 |
| security.vulnerabilities | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=backbone&per_page=100","last_12m":0,"max_severity":"MODERATE"}` | `{"count":5,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=moment&per_page=100","last_12m":0,"max_severity":"HIGH"}` |

*Source: Vioscale. Generated 2026-09-01T15:20:27.872Z. "-" = undocumented, not absent.*