zerorpc
Flexible RPC implementation based on ZeroMQ and MessagePack.
Pricing
Free tier
Flat rate
Adoption
↘CoolingLicense
Open Source
Data freshness
Aging · Jun 8, 2026Overview
What is zerorpc?
zerorpc is a flexible Remote Procedure Call (RPC) library built on top of ZeroMQ for messaging and MessagePack for serialization, enabling efficient communication between processes or machines.
Key differentiator
“zerorpc stands out as a lightweight, high-performance RPC library built on ZeroMQ and MessagePack, ideal for developers looking to build efficient distributed systems without the overhead of heavier frameworks.”
Capability profile
Capability Radar
Honest assessment
Strengths & Weaknesses
↑ Strengths
↓ Weaknesses
API requires Python-specific patterns, TypeScript SDK is community-maintained
v0.1 to v0.2 migration required rewriting chain definitions
Primary development is in Python, with limited official support for other languages like TypeScript or Java
GitHub repository has low activity compared to more popular RPC frameworks
Fit analysis
Who is it for?
✓ Best for
Developers building high-performance, distributed applications in Python
Teams requiring efficient inter-process communication and serialization
✕ Not a fit for
Projects that require real-time streaming capabilities (zerorpc is not designed for this)
Applications needing a web-based UI or platform integration
Cost structure
Pricing
Free Tier
Available
Open source — free to use
Starts at
$0
Model
Flat rate
Enterprise
None
Performance benchmarks
How Fast Is It?
Ecosystem
Relationships
Next step
Get Started with zerorpc
Step-by-step setup guide with code examples and common gotchas.