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rumqttd

v0.20.0 Growing

rumqttd is a high performance MQTT broker written in Rust which is light weight and embeddable

Apache-2.0 Edition 2021 MSRV 1.70.0
Network programming #iot#kafka#broker#nats#mqtt

Quick Verdict

  • !Pre-1.0: API may have breaking changes
  • โœ“Trusted by 126 crates
  • !Heavy dependency tree (30 direct deps)
  • โœ“Permissive license (Apache-2.0)

Security

Checking security advisories...
Downloads
513.1K
Dependents
126
Releases
37
Size
122KB

Deep Insights

๐Ÿ“ˆ
Strong growth momentum

18.0K downloads in the last 30 days (598/day), up 28% from the previous period.

๐Ÿ”—
Moderate adoption

126 crates depend on rumqttd. Reasonable ecosystem adoption, though not yet a core dependency.

๐Ÿ”ฌ
Pre-1.0 for over a year

Despite being 5+ years old, rumqttd hasn't reached 1.0 yet. Expect potential API changes between versions.

๐Ÿ“ฆ
Heavy dependency tree

30 direct dependencies. Consider the impact on compile times and supply chain complexity.

๐ŸŒŸ
Used by top crates

Notable dependents include sylvia-iot-coremgr, wlambda, homie-controller, rotonda, mlua-rumqttd. When high-quality crates choose rumqttd, it's a strong quality signal.

Health Breakdown

Maintenance 11/25

Recency, release consistency, active ratio

Quality 10/25

Yanked ratio, deps, size, maturity, features

Community 11/20

Reverse deps, ownership, ecosystem

Popularity 7/15

Downloads, momentum, growth trend

Documentation 12/15

Docs, repo, license, metadata

Download Trend

Daily downloads ยท last 90 days
496/day avg+37%
05001K12/291/162/32/213/113/28

Top Dependents

Version Adoption

v0.11.0
54%
v0.19.0
27%
v0.20.0
11%
v0.18.0
4%
v0.9.0
4%

Release Timeline

37 releases2 yankedsince 2020
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2020
8
2021
7
2022
8
2023
13
2024
2025
1
2026
Less
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Yanked

Feature Flags

default =["use-rustls", "websocket"]

websocket*use-rustls*use-native-tlsverify-client-certvalidate-tenant-prefixallow-duplicate-clientid

README

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Maintainers

Dependencies
30
direct dependencies
Dependents
126
crates depend on rumqttd

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