VOLATILE EVENT INGESTION ROUTING DISPATCH STREAMING UNLEASHED.

To saturate the bandwidth of the next generation of hardware.

Learn More
$ _ 
# Download and run
curl -fsSL https://bustermq.dev/install.sh | sh
bustermq --host 0.0.0.0 --port 4222

# Or with Docker
docker run -p 4222:4222 bustermq/bustermq

PERFORMANCE. AT THE SPEED OF SILICON.

128 clients. 50M messages. 8 cores. No tricks.

See Use Cases →
BusterMQ 251.9M msg/s
NATS (Go) 16.4M msg/s
Redis Streams 7.5M msg/s
AWS Kinesis 1M msg/s
Google Pub/Sub 200K msg/s

BUILT FOR WHAT YOU BUILD.

From edge devices to planet-scale systems.

See Features →
IoT / Edge millions of devices
Microservices event-driven
Real-time Analytics stream processing
Gaming low-latency sync
Ad Tech real-time bidding
Financial market data feeds

NATS PROTOCOL. DROP-IN REPLACEMENT.

Use your existing clients. More features coming.

Choose I/O Backend →

CORE PROTOCOL

Publish / Subscribe PUB, SUB, UNSUB
Wildcard Subscriptions *, >
Queue Groups load balancing
Request / Reply INBOX pattern

CONNECTORS COMING SOON

Redpanda kafka protocol
VictoriaMetrics metrics sink
gRPC Stream bidirectional
ClickHouse analytics sink
Webhook HTTP POST

CHOOSE YOUR I/O BACKEND.

Same architecture. Different syscalls. Pick what fits.

What's Next →

epoll

--io-backend=epoll

Classic Linux I/O. Works everywhere, zero configuration.

Throughput: 2M msg/s Latency: ~50µs

io_uring RECOMMENDED

--io-backend=io_uring

Kernel-bypass I/O. Zero syscall overhead, batched completions. Linux 5.1+.

Throughput: 6M msg/s Latency: ~8µs

DPDK COMING Q2 2025

--io-backend=dpdk

Full kernel bypass. Userspace networking. Dedicated NIC required.

Throughput: 20M+ msg/s Latency: ~1µs

INSPIRED BY GREATNESS.

Standing on the shoulders of giants.

What's Next →

TigerBeetle

tigerbeetle.com

Pioneered deterministic simulation testing. We adopted their VOPR approach because finding bugs before production is the only way.

VOPR — Deterministic simulation testing

Redpanda

redpanda.com

Proved that thread-per-core architecture delivers. No locks, no contention, just raw throughput.

thread-per-core — This is the way

ZML

zml.ai

Relentless pursuit of speed. Pushing boundaries, never settling. The mindset that faster is always possible.

performance — No ceiling, only horizons

Zig

ziglang.org

A language for system programming that prioritizes performance and correctness. No hidden allocations, no hidden control flow.

comptime — Zero-cost abstractions done right

COMING SOON.