Project Summary
- The socket library that acts as a concurrency framework.
- Faster than TCP, for clustered products and supercomputing.
- Carries messages across inproc, IPC, TCP, and multicast.
- Connect N-to-N via fanout, pubsub, pipeline, request-reply.
- Asynch I/O for scalable multicore message-passing apps.
- Large and active open source community.
- 30+ languages including C, C++, Java, .NET, Python.
- Most OSes including Linux, Windows, OS X.
- LGPL free software with full commercial support.
Badges
In a Nutshell, ZeroMQ...
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has a well established, mature codebase
maintained by a large development team
with decreasing Y-O-Y commits -
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took an estimated 13 years of effort (COCOMO model)
starting with its first commit in July, 2009
ending with its most recent commit 4 months ago
Quick Reference
LGPLv3 + static link exception (ZeroMQ)
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30 Day SummaryNov 25 2025 — Dec 25 2025
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12 Month SummaryDec 25 2024 — Dec 25 2025
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