Comparison

Apache Pulsar vs BullMQ

No clear leader: BullMQ (60.9) and Apache Pulsar (58.9) are within the 5-point margin; treat as a tie. The attribute-by-attribute breakdown below, with a source and date on every value, is the honest way to compare them.

Machine formatsJSONMarkdownGraphQLor send Accept: application/json
Apache Pulsar59
BullMQ61
Score
Vioscale score
Apache Pulsar59 / 100low · 29%
BullMQ61 / 100medium · 55%
Pricing
Free tier
Apache Pulsar
BullMQ
Model
Apache Pulsarcommercial
Price level
Apache Pulsarfree
BullMQfree
Integrations
Count
Apache Pulsar35
BullMQ
Reliability
Status page
Apache Pulsar
BullMQ
Adoption
Dependent repos
Apache Pulsar316
BullMQ1,185
Github stars
Apache Pulsar15,315
BullMQ9,333
Package downloads weekly
Apache Pulsar
BullMQ8,237,365
Activity
Commits last 30d
Apache Pulsar69
BullMQ100
Release
History
Apache Pulsar20 items
BullMQ20 items
License
Spdx
Apache PulsarApache-2.0
BullMQMIT
Language
Primary
Apache PulsarJava

Capabilities

Feature-by-feature on the axes that matter for message queues. “-” means undocumented, not absent.

Core
Messaging paradigm
Apache PulsarPub/sub
BullMQJob / task queue
Correctness
Delivery guarantee
Apache PulsarExactly-once
BullMQ-
Ordering guarantee
Apache PulsarPer-partition
BullMQ-
Durability
Durable replayable log
Apache Pulsar
BullMQ
Message replay / rewind
Apache Pulsar
BullMQ-
Interop
Wire protocol
Apache Pulsarpulsar://
BullMQ-
Kafka-protocol compatible
Apache Pulsar
BullMQ-
Scale
Partitioned horizontal scaling
Apache Pulsar
BullMQ-
Geo / cross-region replication
Apache Pulsar
BullMQ-
Consumption
Consumer groups / competing consumers
Apache Pulsar
BullMQ-
Dead-letter queue
Apache Pulsar-
BullMQ-
Deployment
Managed cloud offering exists
Apache Pulsar-
BullMQ
Hosting
Apache PulsarCloud + self-hosted
BullMQSelf-hosted only
Processing
Built-in stream processing
Apache Pulsar
BullMQ-

What each one is

The product in its own terms, so the numbers below have context.

Apache Pulsar

A distributed messaging system built for cloud deployments that enables applications to reliably publish and consume messages—either individually or as continuous streams—with sub-10-millisecond latency, supporting millions of independent topics and large-scale streaming workloads.

Independently observed

BullMQ

An open source system for queueing and processing background tasks using Redis as the data store, with support for Node.js, Python, Rust, Elixir, and PHP applications.

Independently observed

Pricing

List pricing as published by each vendor, with the date we read it. Always verify at the source before you buy.

Apache Pulsar

Open source
as of verify ↗

BullMQ

Open source
as of verify ↗

Platform & deployment

Where each product runs and how it can be hosted. A dash means undocumented, not unsupported.

Platforms
CLI
Apache Pulsar
BullMQ
Deployment
Cloud / SaaS
Apache Pulsar
BullMQ
Self-hosted
Apache Pulsar
BullMQ

Integrations

What each product connects to. Counts come from the vendor's own integration directory where one exists.

Apache Pulsar

29 total
  • Kafka
  • RabbitMQ
  • MongoDB
  • Cassandra
  • Elasticsearch
  • HBase
  • HDFS
  • InfluxDB
  • Redis
  • Solr
  • DynamoDB
  • Kinesis
  • Azure Data Explorer
  • ClickHouse
  • PostgreSQL
  • MariaDB
  • SQLite
  • Debezium MySQL
  • Debezium PostgreSQL
  • Debezium MongoDB
  • Debezium Oracle
  • Debezium Microsoft SQL Server
  • Canal
  • Aerospike
  • +5 more
Independently observed

BullMQ

Not documented yet.

Comparison generated from independently-sourced facts. Every value links to its source and retrieval date. See the method.