Side-by-Side Comparison
kotlin vs pdf.js
Compare open source repositories side by side. Stars, forks, code health, licensing, and community growth.
Recorded Stars Comparison
● JetBrains/kotlin (53.5K)
● mozilla/pdf.js (54K)
☆ 53.5Kkotlin stars
☆ 54Kpdf.js stars
+505Difference
pdf.jsStar Leader (1.0x)
⚖️ Comparison Verdict
Star Popularity
pdf.js Leads
+505 stars (1.0x ratio)
Forks & Derivatives
pdf.js Leads
10.7K total community forks
Recent Maintenance
pdf.js
Pushed 1d ago
Licensing
Different
kotlin: — vs pdf.js: Apache-2.0
Side-by-Side Facts
| Metric | JetBrains/kotlin ↗ | mozilla/pdf.js ↗ |
|---|---|---|
| Description | The Kotlin Programming Language. | PDF Reader in JavaScript |
| GitHub Stars | ☆ 53,475 | ☆ 53,980 |
| Forks | 6,434 | 10,695 |
| Open Issues | 465 | 429 |
| Main Language | Kotlin | JavaScript |
| License | Not identified | Apache-2.0 |
| Last Push | Oct 5, 2026 | Oct 5, 2026 |
| GitHub Source | Open Source ↗ | Open Source ↗ |
⭐ Embed Verified Badges in README
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kotlin Badge
[](https://githubrepo.cloud/repo/JetBrains/kotlin?utm_source=readme_badge)
pdf.js Badge
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