A snapshotting, coverage-guided fuzzer for software (UEFI, Kernel, firmware, BIOS) built on SIMICS
⚡ Executive Summary & Quick Facts
Authoritative Sourcetsffs is tsffs is an open-source project written in Rust: A snapshotting, coverage-guided fuzzer for software (UEFI, Kernel, firmware, BIOS) built on SIMICS..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of October 2026), intel/tsffs has accumulated 333 GitHub stars and 26 forks. It is written in Rust, licensed under Apache-2.0, and ranks #12,790 globally. It is actively maintained with the latest commit recorded on Oct 27, 2026.”
| Repository | intel/tsffs ↗ |
|---|---|
| Primary Category | fuzzing |
| Language & Stack | Rust |
| Software License | Apache-2.0 |
| Community Traction | ★ 333 stars · ⑂ 26 forks · #12,790 globally |
| Maintenance | ● Active (Last commit: Oct 27, 2026) · 37 open issues |
| Target Audience | Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 93/100 · Grade A+Yes, tsffs is actively maintained. Continuous telemetry recorded the last code commit on Oct 27, 2026 (4 days ago). Supported by 333 stars and 26 community forks, this repository holds a calculated health index of 93/100, reflecting very active (commits within last 14 days) and healthy issue cadence.
Star History
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+10
STARS · LAST 30 DAYS
1
PER DAY
#1,242
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +10 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
tsffs gained 10 stars in the last 30 days, about 1 a day, and now has 333. It is about 3 years old and has averaged roughly 111 stars a year. It ranks #1,242 among Rust repositories and #12,790 across all languages on GitHubRepo.
Trending Record
3
DAYS ON TRENDING
#13310
BEST RANK
Oct 28, 2026
FIRST APPEARANCE
Active
STATUS TODAY
tsffs has maintained a continuous presence across global trending indexes, peaking at #13310. Below is the 30-day activity profile:
💡 Overview
tsffs is an open-source project written in Rust: A snapshotting, coverage-guided fuzzer for software (UEFI, Kernel, firmware, BIOS) built on SIMICS.
Engineered for speed, consistency, and developer ease, it solves common hurdles in fuzzing, rust, security. 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 Rust 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
$ cargo install tsffs⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
tsffs coordinates its core functionality through a modular Rust 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 tsffs into Rust 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 Apache-2.0 license.
🚀 Getting Started
Install tsffs using your package manager: `cargo install tsffs`
Initialize your project workspace or configuration file for tsffs.
Import tsffs into your codebase or invoke it directly from your terminal.
Execute your test suite or run `tsffs --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
intel/tsffs is currently ranked #12,790 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #12,774 | rwjdk/agent-framework-samples | C# | ★ 334 | Compare ↗ |
| #12,774 | pwilkin/trellis.cpp | C++ | ★ 334 | Compare ↗ |
| #12,774 | muellerberndt/cadence | Python | ★ 334 | Compare ↗ |
| #12,774 | madhvantyagi/Gnos | Python | ★ 334 | Compare ↗ |
| #12,774 | mvanhorn/agent-tincan | Go | ★ 334 | Compare ↗ |
| #12,790 | intel/tsffs This Project | Rust | ★ 333 | |
| #12,790 | alexgutteridge/rsruby | Ruby | ★ 333 | Compare ↗ |
| #12,790 | william-os4y/fapws3 | Python | ★ 333 | Compare ↗ |
| #12,790 | dereuromark/cakephp-tools | PHP | ★ 333 | Compare ↗ |
| #12,790 | braintree/braintree_node | JavaScript | ★ 333 | Compare ↗ |
| #12,790 | Ocramius/DoctrineBatchUtils | PHP | ★ 333 | Compare ↗ |
Frequently Asked Questions
What does tsffs do? +
A snapshotting, coverage-guided fuzzer for software (UEFI, Kernel, firmware, BIOS) built on SIMICS
Is tsffs actively maintained in 2026? +
Yes, tsffs is actively maintained. The latest code push was recorded on Oct 27, 2026 (4 days ago). It holds a calculated Maintenance Health Score of 93/100 (A+ rating) with 333 stars and 37 open issues.
What language is tsffs written in? +
The primary language is Rust. Topics include: fuzzing, rust, security, simics.
How many stars does tsffs have? +
tsffs has 333 stars and 26 forks on GitHub.
How does tsffs rank among GitHub repositories? +
With 333 stars, intel/tsffs is ranked #12,790 globally across all repositories tracked on GitHubRepo and #1,242 among Rust projects.
What license is tsffs distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
