# Changelogs ## \[Unreleased] ### Added * Initial release of BullMQ for Rust * Queue: add, addBulk, pause, resume, drain, obliterate, clean, retryJobs, promoteJobs * Worker: concurrent processing, stalled job detection, lock renewal, pause/resume * Job: progress tracking, logging, retry, state queries, manual move operations * Backoff strategies: fixed, exponential, custom (async callback) * Dynamic concurrency control * CancellationToken for cooperative job cancellation * Full compatibility with Node.js/Python BullMQ queues (same Lua scripts) * Queue: rate\_limit, set\_global\_rate\_limit, remove\_global\_rate\_limit * Queue: set\_global\_concurrency, remove\_global\_concurrency * Queue: upsert\_job\_scheduler, get\_job\_scheduler(s), remove\_job\_scheduler * Job deduplication support and remove\_deduplication\_key * Worker handling for RateLimited/NextTimestamp fetch results * Cron scheduler support via croner and chrono-tz --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.bullmq.io/rust/changelog.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.