Side-by-Side Comparison
nightingale vs PDF4QT
Compare open source repositories side by side. Stars, forks, code health, licensing, and community growth.
Recorded Stars Comparison
● rzru/nightingale (1.5K)
● JakubMelka/PDF4QT (1.5K)
☆ 1.5Knightingale stars
☆ 1.5KPDF4QT stars
0Difference
nightingaleStar Leader (1.0x)
⚖️ Comparison Verdict
Star Popularity
nightingale Leads
+0 stars (1.0x ratio)
Forks & Derivatives
PDF4QT Leads
149 total community forks
Recent Maintenance
nightingale
Pushed 20d ago
Licensing
Different
nightingale: GPL-3.0 vs PDF4QT: MIT
Side-by-Side Facts
| Metric | rzru/nightingale ↗ | JakubMelka/PDF4QT ↗ |
|---|---|---|
| Description | Machine learning powered Karaoke app (with scores!) | PDF4QT is an open-source PDF toolkit for Windows and Linux, combining powerful desktop applications, command-line tools and a modern MIT-licensed C++/Qt PDF engine. |
| GitHub Stars | ☆ 1,497 | ☆ 1,497 |
| Forks | 116 | 149 |
| Open Issues | 26 | 27 |
| Main Language | TypeScript | C++ |
| License | GPL-3.0 | MIT |
| Last Push | Oct 12, 2026 | Oct 6, 2026 |
| GitHub Source | Open Source ↗ | Open Source ↗ |
⭐ Embed Verified Badges in README
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nightingale Badge
[](https://githubrepo.cloud/repo/rzru/nightingale?utm_source=readme_badge)
PDF4QT Badge
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