subsurface/subsurface
This is the official upstream of the Subsurface divelog program
⚡ Executive Summary & Quick Facts
Authoritative Sourcesubsurface is subsurface is an open-source project written in C++: This is the official upstream of the Subsurface divelog program..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), subsurface/subsurface has accumulated 3,219 GitHub stars and 620 forks. It is written in C++, licensed under GPL-2.0, and ranks #4,094 globally. It is actively maintained with the latest commit recorded on Nov 4, 2026.”
| Repository | subsurface/subsurface ↗ |
|---|---|
| Primary Category | developer tools |
| Language & Stack | C++ |
| Software License | GPL-2.0 |
| Community Traction | ★ 3.2K stars · ⑂ 620 forks · #4,094 globally |
| Maintenance | ● Active (Last commit: Nov 4, 2026) · 227 open issues |
| Target Audience | Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 97/100 · Grade A+Yes, subsurface is actively maintained. Continuous telemetry recorded the last code commit on Nov 4, 2026 (9 days ago). Supported by 3,219 stars and 620 community forks, this repository holds a calculated health index of 97/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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+26
STARS · LAST 30 DAYS
1
PER DAY
#296
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +26 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +15 | +31 |
subsurface gained 26 stars in the last 30 days, about 1 a day, and now has 3.2K. It is about 15 years old and has averaged roughly 215 stars a year. It ranks #296 among C++ repositories and #4,094 across all languages on GitHubRepo.
Trending Record
43
DAYS ON TRENDING
#1159
BEST RANK
Sep 25, 2026
FIRST APPEARANCE
Active
STATUS TODAY
subsurface has maintained a continuous presence across global trending indexes, peaking at #1159. Below is the 30-day activity profile:
💡 Overview
subsurface is an open-source project written in C++: This is the official upstream of the Subsurface divelog program.
Engineered for speed, consistency, and developer ease, it solves common hurdles in C++. 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/subsurface/subsurface.git
cd subsurface⚙ 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
subsurface 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
Production System Integration
Embed subsurface into C++ backend services to handle core application logic.
CI/CD Automated Pipelines
Run automated validation, builds, and integration suites during deployments.
Developer Tooling & Workflows
Accelerate developer onboarding with pre-configured project utilities.
Open Source Extension
Fork and customize internal modules under the repository's open GPL-2.0 license.
🚀 Getting Started
Install subsurface using your package manager: `git clone https://github.com/subsurface/subsurface.git`
Initialize your project workspace or configuration file for subsurface.
Import subsurface into your codebase or invoke it directly from your terminal.
Execute your test suite or run `subsurface --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
subsurface/subsurface is currently ranked #4,094 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #4,088 | SteamRE/SteamKit | C# | ★ 3.2K | Compare ↗ |
| #4,090 | kubernetes-sigs/kwok | Go | ★ 3.2K | Compare ↗ |
| #4,091 | bloomberg/blazingmq | C++ | ★ 3.2K | Compare ↗ |
| #4,092 | symfony/doctrine-bridge | PHP | ★ 3.2K | Compare ↗ |
| #4,092 | radixark/miles | Python | ★ 3.2K | Compare ↗ |
| #4,094 | subsurface/subsurface This Project | C++ | ★ 3.2K | |
| #4,095 | lukencode/FluentEmail | C# | ★ 3.2K | Compare ↗ |
| #4,096 | hairyhenderson/gomplate | Go | ★ 3.2K | Compare ↗ |
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| #4,098 | open-telemetry/opentelemetry-ebpf-profiler | Go | ★ 3.2K | Compare ↗ |
Frequently Asked Questions
What does subsurface do? +
This is the official upstream of the Subsurface divelog program
Is subsurface actively maintained in 2026? +
Yes, subsurface is actively maintained. The latest code push was recorded on Nov 4, 2026 (9 days ago). It holds a calculated Maintenance Health Score of 97/100 (A+ rating) with 3,219 stars and 227 open issues.
What language is subsurface written in? +
The primary language is C++. Topics include: software.
How many stars does subsurface have? +
subsurface has 3,219 stars and 620 forks on GitHub.
How does subsurface rank among GitHub repositories? +
With 3,219 stars, subsurface/subsurface is ranked #4,094 globally across all repositories tracked on GitHubRepo and #296 among C++ projects.
What license is subsurface distributed under? +
The repository reports a GPL-2.0 license. Always verify the repository LICENSE file for legal terms.
