A fast & densely stored hashmap and hashset
Star History
Momentum
+37
STARS · LAST 30 DAYS
1
PER DAY
#155
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +37 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
unordered_dense gained 37 stars in the last 30 days, about 1 a day, and now has 1.5K. It is about 4 years old and has averaged roughly 372 stars a year. It ranks #155 among C++ repositories and #2,200 across all languages on GitHubRepo.
Trending Record
1
DAYS ON TRENDING
#2439
BEST RANK
Sep 28, 2026
FIRST APPEARANCE
Active
STATUS TODAY
unordered_dense has maintained a continuous presence across global trending indexes, peaking at #2439. Below is the 30-day activity profile:
💡 Overview
unordered_dense is an open-source project written in C++: A fast & densely stored hashmap and hashset.
Engineered for speed, consistency, and developer ease, it solves common hurdles in c-plus-plus, cpp, cpp17. 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/martinus/unordered_dense.git
cd unordered_dense⚙ 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
unordered_dense 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
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with unordered_dense.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install unordered_dense using your package manager: `git clone https://github.com/martinus/unordered_dense.git`
Initialize your project workspace or configuration file for unordered_dense.
Import unordered_dense into your codebase or invoke it directly from your terminal.
Execute your test suite or run `unordered_dense --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
martinus/unordered_dense is currently ranked #2,200 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #2,194 | yetone/magpie | Go | ★ 1.5K | Compare ↗ |
| #2,196 | MultiQC/MultiQC | JavaScript | ★ 1.5K | Compare ↗ |
| #2,196 | cheeaun/phanpy | JavaScript | ★ 1.5K | Compare ↗ |
| #2,198 | pass-with-high-score/universal-installer | Kotlin | ★ 1.5K | Compare ↗ |
| #2,199 | soutaro/steep | Ruby | ★ 1.5K | Compare ↗ |
| #2,200 | martinus/unordered_dense This Project | C++ | ★ 1.5K | |
| #2,201 | fizzyedit/fizzy | Zig | ★ 1.5K | Compare ↗ |
| #2,202 | batfish/batfish | Java | ★ 1.5K | Compare ↗ |
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Frequently Asked Questions
What does unordered_dense do? +
A fast & densely stored hashmap and hashset
What language is unordered_dense written in? +
The primary language is C++. Topics include: c-plus-plus, cpp, cpp17, hash, hash-tables.
Is unordered_dense actively maintained? +
Yes, the last recorded push was on Sep 28, 2026 with 6 open issues being tracked.
How many stars does unordered_dense have? +
unordered_dense has 1,488 stars and 119 forks on GitHub.
How does unordered_dense rank among GitHub repositories? +
With 1,488 stars, martinus/unordered_dense is ranked #2,200 globally across all repositories tracked on GitHubRepo and #155 among C++ projects.
What license is unordered_dense distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
