Blast

Allows interactive adjustment of request rates during execution via CLI input, enabling fine-tuned load testing without restarting, as demonstrated in the status output examples.

Uses a simple Go interface for workers, making it trivial to add custom protocols, though this requires programming, as shown in the worker examples.

Supports resuming from log files to skip previously successful CSV data items, saving time on retries for bulk API operations, as configured with the 'resume' option.

Provides detailed summaries of concurrency, rates, durations, and status codes every ten seconds or on demand, aiding in performance analysis during tests.