Project Summary
Pelikan is Twitter's framework for developing cache services. It is:
* Fast: Pelikan provides high-throughput and low-latency caching solutions.
* Reliable: Pelikan is designed for large-scale deployment and the implementation is informed by our operational experiences.
* Modular: Pelikan is a framework for rapidly developing new caching solutions by focusing on the inherent architectural similarity between caching services and providing reusable low-level components.
In a Nutshell, Pelikan...
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took an estimated 17 years of effort (COCOMO model)
starting with its first commit in June, 2014
ending with its most recent commit about 3 years ago
Quick Reference
Apache License 2.0
Permitted
Commercial Use
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Use Patent Claims
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Hold Liable
Use Trademarks
Required
Include Copyright
State Changes
Include License
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These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
Did You Know...
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nearly 1 in 3 companies have no process for identifying, tracking, or remediating known open source vulnerabilities
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learn about Open Hub updates and features on the Open Hub blog
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in 2016, 47% of companies did not have formal process in place to track OS code
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30 Day SummaryOct 13 2025 — Nov 12 2025
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12 Month SummaryNov 12 2024 — Nov 12 2025
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