Public Jira Data from 16 Repositories with 2.7 Million Issues

2.7 million issues and 32 million change records from 16 public Jira repositories provide a view into software project management. The data includes 9 million comments and 1 million issue links, connecting issues in complex ways. Lloyd Montgomery from Universität Hamburg collected this artifact, which includes a MongoDB dump and scripts for download and interpretation.

Use Cases

• Analyze project evolution and team workflows based on historical issue changes.
• Model issue dependency networks based on the 1 million issue links.
• Study communication patterns and problem resolution based on the 9 million comments.
• Benchmark or train models for automated issue classification and routing.

Strengths

• Contains 2.7 million issues across 1822 projects, providing substantial scale.
• Includes 32 million change records and 9 million comments, offering detailed historical context.
• Features 1 million issue links that can be used to model complex relationships.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Data may reflect bias inherent to the specific 16 public Jira repositories that were selected.

Provenance

Source

16 public Jira repositories downloaded via the Jira API V2.

Collection Method

Collected using custom scripts; data is provided as a MongoDB dump.