Side-by-Side Comparison
pier vs free-programming-books
Compare open source repositories side by side. Stars, forks, code health, licensing, and community growth.
Recorded Stars Comparison
● datacurve-ai/pier (200)
● EbookFoundation/free-programming-books (399.2K)
☆ 200pier stars
☆ 399.2Kfree-programming-books stars
+399KDifference
free-programming-booksStar Leader (1995.8x)
⚖️ Comparison Verdict
Star Popularity
free-programming-books Leads
+399K stars (1995.8x ratio)
Forks & Derivatives
free-programming-books Leads
66.9K total community forks
Recent Maintenance
free-programming-books
Pushed 16d ago
Licensing
Different
pier: Apache-2.0 vs free-programming-books: CC-BY-4.0
Side-by-Side Facts
| Metric | datacurve-ai/pier ↗ | EbookFoundation/free-programming-books ↗ |
|---|---|---|
| Description | Pier is a Harbor fork built for DeepSWE, with stronger support for CLI agents in air-gapped (no-internet) tasks and more faithful, consistent agent trajectories | :books: Freely available programming books |
| GitHub Stars | ☆ 200 | ☆ 399,150 |
| Forks | 57 | 66,924 |
| Open Issues | 42 | 89 |
| Main Language | Python | Python |
| License | Apache-2.0 | CC-BY-4.0 |
| Last Push | Sep 28, 2026 | Oct 16, 2026 |
| GitHub Source | Open Source ↗ | Open Source ↗ |
⭐ Embed Verified Badges in README
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pier Badge
[](https://githubrepo.cloud/repo/datacurve-ai/pier?utm_source=readme_badge)
free-programming-books Badge
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