Apache ZooKeeper

Distributed coordination service

70
Warning · 70/100
Automated health estimate

The score summarizes repository activity. Funding is unknown and excluded from the score. These repository signals do not establish financial stability, security, or maintainer availability. How to interpret this data.

Funding
Unknown
Maintenance
Moderate
Contributors
Many observed
Bus Factor
Medium risk
Metrics last updated: (2026-10-25)

Evidence and limitations

Activity source: apache/zookeeper via the GitHub API. Counts describe this repository, which may be a mirror or only part of the project.

Commits in 30 days
18
Commits in 90 days
42
Authors accounting for half the sampled commits
2

The sampled commit history reached the 90-day boundary or the end of the repository history.

Few commits can reflect mature software. Commit authors do not establish merge rights, available maintainers, organizational diversity, or knowledge distribution. Funding is unknown; donation links alone do not establish income or runway.

Correct this assessment or provide evidence →

Ways to help Apache ZooKeeper

We have not yet checked this project's specific support needs.

Read the repository's contribution and security guidance before proposing work.

Suggest a support route with an official source.

Overview

Apache ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services.

Importance

  • Foundation for distributed systems
  • Powers Kafka, HBase, and more
  • Critical for coordination
  • Still widely used

Key Features

  • Configuration management
  • Naming service
  • Distributed locks
  • Leader election

Sustainability

Financial sustainability and maintainer capacity have not yet been reviewed against current primary sources. See the evidence and support sections above for available information and a way to suggest corrections.

Dependencies

⬆️ Depends On (2)
Apache ZooKeeper
data
⬇️ Used By (1)

Dependency Chain

Upstream
OpenSSL → Linux Kernel →
Apache ZooKeeper
→ Apache Kafka
Downstream

Impact Analysis

2 Direct Dependencies
1 Dependent Projects
🔗 Middleware project

⚠️ Impact Risk: Changes to Apache ZooKeeper could affect 1 downstream project.