The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.
⚡ Executive Summary & Quick Facts
Authoritative Sourceunion is union is an open-source project written in Rust: The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), unionlabs/union has accumulated 73,728 GitHub stars and 3,911 forks. It is written in Rust, licensed under Apache-2.0, and ranks #165 globally. It is actively maintained with the latest commit recorded on Jul 25, 2026.”
| Repository | unionlabs/union ↗ |
|---|---|
| Primary Category | astro |
| Language & Stack | Rust |
| Software License | Apache-2.0 |
| Community Traction | ★ 73.7K stars · ⑂ 3.9K forks · #165 globally |
| Maintenance | ● Active (Last commit: Jul 25, 2026) · 196 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: 88/100 · Grade AYes, union is actively maintained. Continuous telemetry recorded the last code commit on Jul 25, 2026 (110 days ago). Supported by 73,728 stars and 3,911 community forks, this repository holds a calculated health index of 88/100, reflecting periodic maintenance (110 days ago) and healthy issue cadence.
Star History
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+0
STARS · LAST 30 DAYS
1
PER DAY
#13
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +0 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +25 | +196 |
union gained 0 stars in the last 30 days, about 1 a day, and now has 73.7K. It is about 3 years old and has averaged roughly 24.6K stars a year. It ranks #13 among Rust repositories and #165 across all languages on GitHubRepo.
Trending Record
46
DAYS ON TRENDING
#127
BEST RANK
Sep 23, 2026
FIRST APPEARANCE
Active
STATUS TODAY
union has maintained a continuous presence across global trending indexes, peaking at #127. Below is the 30-day activity profile:
💡 Overview
union is an open-source project written in Rust: The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.
Engineered for speed, consistency, and developer ease, it solves common hurdles in astro, blockchain, cosmos. 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 union⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
union 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
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with union.
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 union using your package manager: `cargo install union`
Initialize your project workspace or configuration file for union.
Import union into your codebase or invoke it directly from your terminal.
Execute your test suite or run `union --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
unionlabs/union is currently ranked #165 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #160 | Eugeny/tabby | TypeScript | ★ 75.2K | Compare ↗ |
| #161 | pallets/flask | Python | ★ 75.1K | Compare ↗ |
| #162 | danielmiessler/SecLists | PHP | ★ 74.7K | Compare ↗ |
| #163 | Fission-AI/OpenSpec | TypeScript | ★ 74.5K | Compare ↗ |
| #164 | calesthio/OpenMontage | Python | ★ 73.8K | Compare ↗ |
| #165 | unionlabs/union This Project | Rust | ★ 73.7K | |
| #166 | nektos/act | Go | ★ 72.5K | Compare ↗ |
| #167 | moby/moby | Go | ★ 72.3K | Compare ↗ |
| #168 | cline/cline | TypeScript | ★ 71.5K | Compare ↗ |
| #169 | usestrix/strix | Python | ★ 71.5K | Compare ↗ |
| #170 | FoundationAgents/MetaGPT | Python | ★ 71.1K | Compare ↗ |
Frequently Asked Questions
What does union do? +
The trust-minimized, zero-knowledge bridging protocol, designed for censorship resistance, extremely high security, and usage in decentralized finance.
Is union actively maintained in 2026? +
Yes, union is actively maintained. The latest code push was recorded on Jul 25, 2026 (110 days ago). It holds a calculated Maintenance Health Score of 88/100 (A rating) with 73,728 stars and 196 open issues.
What language is union written in? +
The primary language is Rust. Topics include: astro, blockchain, cosmos, cosmwasm, ethereum.
How many stars does union have? +
union has 73,728 stars and 3,911 forks on GitHub.
How does union rank among GitHub repositories? +
With 73,728 stars, unionlabs/union is ranked #165 globally across all repositories tracked on GitHubRepo and #13 among Rust projects.
What license is union distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
