SpectoLabs/hoverfly
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
⚡ Executive Summary & Quick Facts
Authoritative Sourcehoverfly is hoverfly is an open-source project written in Go: Lightweight service virtualization/ API simulation / API mocking tool for developers and testers..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), SpectoLabs/hoverfly has accumulated 2,533 GitHub stars and 232 forks. It is written in Go, licensed under Apache-2.0, and ranks #4,800 globally. It is actively maintained with the latest commit recorded on Nov 1, 2026.”
| Repository | SpectoLabs/hoverfly ↗ |
|---|---|
| Primary Category | api mock |
| Language & Stack | Go |
| Software License | Apache-2.0 |
| Community Traction | ★ 2.5K stars · ⑂ 232 forks · #4,800 globally |
| Maintenance | ● Active (Last commit: Nov 1, 2026) · 35 open issues |
| Target Audience | Developers and engineering teams building with Go, seeking reliable, tested, and actively maintained tooling for production workloads. |
🛡️ Repository Maintenance & Health Audit (2026)
Health Score: 97/100 · Grade A+Yes, hoverfly is actively maintained. Continuous telemetry recorded the last code commit on Nov 1, 2026 (11 days ago). Supported by 2,533 stars and 232 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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+63
STARS · LAST 30 DAYS
2
PER DAY
#616
MOST-STARRED Go
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +63 | +180 |
| Per day | 1 | 2 | 2 |
| Forks gained | +0 | +5 | +12 |
hoverfly gained 63 stars in the last 30 days, about 2 a day, and now has 2.5K. It is about 11 years old and has averaged roughly 230 stars a year. It ranks #616 among Go repositories and #4,800 across all languages on GitHubRepo.
Trending Record
8
DAYS ON TRENDING
#8960
BEST RANK
Nov 2, 2026
FIRST APPEARANCE
Active
STATUS TODAY
hoverfly has maintained a continuous presence across global trending indexes, peaking at #8960. Below is the 30-day activity profile:
💡 Overview
hoverfly is an open-source project written in Go: Lightweight service virtualization/ API simulation / API mocking tool for developers and testers.
Engineered for speed, consistency, and developer ease, it solves common hurdles in api-mock, api-mocking, api-simulation. 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 Go 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
$ go install github.com/SpectoLabs/hoverfly@latest⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Go >= 1.21 runtime environment
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
hoverfly coordinates its core functionality through a modular Go 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
Command-Line Automation
Execute automated build, deployment, and maintenance tasks directly from the terminal.
CI/CD Workflow Integration
Run non-interactive validation checks in GitHub Actions, GitLab CI, or local pre-commit hooks.
Developer Environment Setup
Standardize local engineering workstations with single-binary utility commands.
Scripting & Pipeline Orchestration
Chain complex multi-stage scripts with reliable error reporting and exits.
🚀 Getting Started
Install hoverfly using your package manager: `go install github.com/SpectoLabs/hoverfly@latest`
Initialize your project workspace or configuration file for hoverfly.
Import hoverfly into your codebase or invoke it directly from your terminal.
Execute your test suite or run `hoverfly --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with Go, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
SpectoLabs/hoverfly is currently ranked #4,800 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #4,794 | redhat-et/ripwire | C++ | ★ 2.5K | Compare ↗ |
| #4,796 | selkies-project/selkies | Rust | ★ 2.5K | Compare ↗ |
| #4,797 | symfony/serializer | PHP | ★ 2.5K | Compare ↗ |
| #4,798 | qos-ch/slf4j | Java | ★ 2.5K | Compare ↗ |
| #4,798 | vuepress-theme-hope/vuepress-theme-hope | TypeScript | ★ 2.5K | Compare ↗ |
| #4,800 | SpectoLabs/hoverfly This Project | Go | ★ 2.5K | |
| #4,800 | degoog-org/degoog | TypeScript | ★ 2.5K | Compare ↗ |
| #4,802 | mono0926/LicensePlist | Swift | ★ 2.5K | Compare ↗ |
| #4,802 | OpenSwiftUIProject/OpenSwiftUI | Swift | ★ 2.5K | Compare ↗ |
| #4,802 | stupside/castor | Go | ★ 2.5K | Compare ↗ |
| #4,805 | prescottprue/react-redux-firebase | JavaScript | ★ 2.5K | Compare ↗ |
Frequently Asked Questions
What does hoverfly do? +
Lightweight service virtualization/ API simulation / API mocking tool for developers and testers
Is hoverfly actively maintained in 2026? +
Yes, hoverfly is actively maintained. The latest code push was recorded on Nov 1, 2026 (11 days ago). It holds a calculated Maintenance Health Score of 97/100 (A+ rating) with 2,533 stars and 35 open issues.
What language is hoverfly written in? +
The primary language is Go. Topics include: api-mock, api-mocking, api-simulation, go, golang.
How many stars does hoverfly have? +
hoverfly has 2,533 stars and 232 forks on GitHub.
How does hoverfly rank among GitHub repositories? +
With 2,533 stars, SpectoLabs/hoverfly is ranked #4,800 globally across all repositories tracked on GitHubRepo and #616 among Go projects.
What license is hoverfly distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
