Pluggable in-process caching engine to build and scale high performance services
Star History
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+40
STARS · LAST 30 DAYS
1
PER DAY
#344
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +40 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +7 | +16 |
CacheLib gained 40 stars in the last 30 days, about 1 a day, and now has 1.6K. It is about 7 years old and has averaged roughly 228 stars a year. It ranks #344 among C++ repositories and #4,422 across all languages on GitHubRepo.
Trending Record
8
DAYS ON TRENDING
#5224
BEST RANK
Oct 7, 2026
FIRST APPEARANCE
Active
STATUS TODAY
CacheLib has maintained a continuous presence across global trending indexes, peaking at #5224. Below is the 30-day activity profile:
💡 Overview
CacheLib is an open-source project written in C++: Pluggable in-process caching engine to build and scale high performance services.
Engineered for speed, consistency, and developer ease, it solves common hurdles in cache, cache-engine, concurrency. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in C++ for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ git clone https://github.com/facebook/CacheLib.git
cd CacheLib⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C++20 compliant compiler (GCC 11+, Clang 13+, MSVC)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
CacheLib coordinates its core functionality through a modular C++ pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
High-Throughput Storage
Persist and retrieve structured data records with minimal latency and high concurrency.
In-Memory Caching
Accelerate application response times by caching frequently queried database entities.
Analytical Queries
Run aggregate metrics and point lookups across large sets of records.
Distributed Replication
Synchronize state across multiple cluster nodes with strong consistency guarantees.
🚀 Getting Started
Install CacheLib using your package manager: `git clone https://github.com/facebook/CacheLib.git`
Initialize your project workspace or configuration file for CacheLib.
Import CacheLib into your codebase or invoke it directly from your terminal.
Execute your test suite or run `CacheLib --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
facebook/CacheLib is currently ranked #4,422 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #4,417 | chriskite/anemone | Ruby | ★ 1.6K | Compare ↗ |
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| #4,420 | ChenlizheMe/Infernux | Python | ★ 1.6K | Compare ↗ |
| #4,421 | mongomapper/mongomapper | Ruby | ★ 1.6K | Compare ↗ |
| #4,422 | facebook/CacheLib This Project | C++ | ★ 1.6K | |
| #4,422 | jfelchner/ruby-progressbar | Ruby | ★ 1.6K | Compare ↗ |
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Frequently Asked Questions
What does CacheLib do? +
Pluggable in-process caching engine to build and scale high performance services
What language is CacheLib written in? +
The primary language is C++. Topics include: cache, cache-engine, concurrency, cpp, performance.
Is CacheLib actively maintained? +
Yes, the last recorded push was on Oct 7, 2026 with 21 open issues being tracked.
How many stars does CacheLib have? +
CacheLib has 1,597 stars and 326 forks on GitHub.
How does CacheLib rank among GitHub repositories? +
With 1,597 stars, facebook/CacheLib is ranked #4,422 globally across all repositories tracked on GitHubRepo and #344 among C++ projects.
What license is CacheLib distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
