Both tagged big-data, scala.
RepoClash › Big Data rivals
RepoClash · the open-source arena
spark vs predictionio
Big Data rivals. Both tagged big-data, scala. Six rounds of real GitHub data, an AI referee, and the crowd picks a side.

apache/spark: 44,466 stars, Scala. Apache Spark - A unified analytics engine for large-scale data processing
apache/predictionio: 12,519 stars, Scala. PredictionIO, a machine learning server for developers and ML engineers.
spark vs predictionio: tale of the tape
GitHub data as of November 11, 2026spark has 3.6 times as many GitHub stars as predictionio (44,466 vs 12,519). In the last 6 days, spark gained more stars: +41 (+0.1%) against +0 (+0.0%) for predictionio. spark saw more development in the last 52 weeks with 5,031 commits, against 0 for predictionio. predictionio is the older project (created January 2013), spark started in February 2014. Both are written mainly in Scala.
| apache/spark | apache/predictionio | |
|---|---|---|
| Stars | 44,466 | 12,519 |
| Stars gained, last 6 days | +41 | +0 |
| Growth, last 6 days | +0.1% | +0.0% |
| Avg. stars per day since creation | 10 | 3 |
| Forks | 29,594 | 1,889 |
| Commits, last 52 weeks | 5,031 | 0 |
| Open issues | 779 | 80 |
| Best Repocharts rank today | #2 in Scala | #8 in Scala |
| Language | Scala | Scala |
| License | Apache-2.0 | Apache-2.0 |
| Created | Feb 25, 2014 | Jan 25, 2013 |
| Last push | Nov 11, 2026 | Jan 9, 2021 |
Quick answers
Which is more popular, spark or predictionio?
spark has 3.6 times as many GitHub stars as predictionio (44,466 vs 12,519) (Repocharts data as of November 11, 2026).
Which is growing faster, spark or predictionio?
In the last 6 days, spark gained more stars: +41 (+0.1%) against +0 (+0.0%) for predictionio.
Which is more actively developed?
spark saw more development in the last 52 weeks with 5,031 commits, against 0 for predictionio.
What languages are spark and predictionio written in?
Both are written mainly in Scala.
How does RepoClash compare spark and predictionio?
RepoClash scores both repositories in six rounds (popularity, momentum, activity, community, maintenance and freshness) from public GitHub data, adds an AI referee's verdict and lets developers vote for their favorite. Star counts are updated daily.
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Pick the next oneBoth tagged big-data, scala.
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The two most-starred repos in the charts: 562k ★ vs 535k ★.