๐ Open-source Ethereum consensus client written in Java
โก Executive Summary & Quick Facts
Authoritative Sourceteku is teku is an open-source project written in Java: ๐ Open-source Ethereum consensus client written in Java..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), Consensys-Incorporated/teku has accumulated 784 GitHub stars and 394 forks. It is written in Java, licensed under Apache-2.0, and ranks #9,848 globally. It is actively maintained with the latest commit recorded on Oct 17, 2026.”
| Repository | Consensys-Incorporated/teku โ |
|---|---|
| Primary Category | beacon chain |
| Language & Stack | Java |
| Software License | Apache-2.0 |
| Community Traction | โ 784 stars ยท โ 394 forks ยท #9,848 globally |
| Maintenance | โ Active (Last commit: Oct 17, 2026) ยท 235 open issues |
| Target Audience | Developers and engineering teams building with Java, seeking reliable, tested, and actively maintained tooling for production workloads. |
๐ก๏ธ Repository Maintenance & Health Audit (2026)
Health Score: 92/100 ยท Grade AYes, teku is actively maintained. Continuous telemetry recorded the last code commit on Oct 17, 2026 (27 days ago). Supported by 784 stars and 394 community forks, this repository holds a calculated health index of 92/100, reflecting regular maintenance (27 days ago) and healthy issue cadence.
Star History
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+3
STARS ยท LAST 30 DAYS
1
PER DAY
#674
MOST-STARRED Java
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +3 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +2 | +20 |
teku gained 3 stars in the last 30 days, about 1 a day, and now has 784. It is about 8 years old and has averaged roughly 98 stars a year. It ranks #674 among Java repositories and #9,848 across all languages on GitHubRepo.
Trending Record
41
DAYS ON TRENDING
#2671
BEST RANK
Sep 27, 2026
FIRST APPEARANCE
Active
STATUS TODAY
teku has maintained a continuous presence across global trending indexes, peaking at #2671. Below is the 30-day activity profile:
๐ก Overview
teku is an open-source project written in Java: ๐ Open-source Ethereum consensus client written in Java.
Engineered for speed, consistency, and developer ease, it solves common hurdles in beacon-chain, consensys, eth2. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
โก Key Features
Optimized execution pipeline written in Java 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.
๐ฅ Installation
$ git clone https://github.com/Consensys-Incorporated/teku.git
cd tekuโ System Requirements
Platforms
- โข macOS
- โข Linux
- โข Windows
Runtime & Dependencies
JDK 17 or higher (OpenJDK / GraalVM)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
๐ง How It Works
teku coordinates its core functionality through a modular Java 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.
๐ฏ Production Use Cases
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with teku.
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.
๐ Getting Started
Install teku using your package manager: `git clone https://github.com/Consensys-Incorporated/teku.git`
Initialize your project workspace or configuration file for teku.
Import teku into your codebase or invoke it directly from your terminal.
Execute your test suite or run `teku --help` to verify successful setup.
๐ Strengths
โ ๏ธ Considerations
โ Alternatives & Direct Competitors
๐ฅ Who Should Use This
Developers and engineering teams building with Java, seeking reliable, tested, and actively maintained tooling for production workloads.
๐ Nearby in the Rankings
Consensys-Incorporated/teku is currently ranked #9,848 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #9,843 | hspec/hspec | Haskell | โ 785 | Compare โ |
| #9,843 | heroku/heroku-buildpack-ruby | Ruby | โ 785 | Compare โ |
| #9,843 | thliebig/openEMS | C++ | โ 785 | Compare โ |
| #9,843 | flyingpie/windows-terminal-quake | C# | โ 785 | Compare โ |
| #9,843 | ZiChuanLan/pi-purge | JavaScript | โ 785 | Compare โ |
| #9,848 | Consensys-Incorporated/teku This Project | Java | โ 784 | |
| #9,848 | annict/annict | Go | โ 784 | Compare โ |
| #9,848 | ShokoAnime/ShokoServer | C# | โ 784 | Compare โ |
| #9,848 | vdesabou/kafka-docker-playground | Shell | โ 784 | Compare โ |
| #9,848 | linebender/parley | Rust | โ 784 | Compare โ |
| #9,848 | usetrmnl/terminus | Ruby | โ 784 | Compare โ |
Frequently Asked Questions
What does teku do? +
๐ Open-source Ethereum consensus client written in Java
Is teku actively maintained in 2026? +
Yes, teku is actively maintained. The latest code push was recorded on Oct 17, 2026 (27 days ago). It holds a calculated Maintenance Health Score of 92/100 (A rating) with 784 stars and 235 open issues.
What language is teku written in? +
The primary language is Java. Topics include: beacon-chain, consensys, eth2, eth2-clients, ethereum.
How many stars does teku have? +
teku has 784 stars and 394 forks on GitHub.
How does teku rank among GitHub repositories? +
With 784 stars, Consensys-Incorporated/teku is ranked #9,848 globally across all repositories tracked on GitHubRepo and #674 among Java projects.
What license is teku distributed under? +
The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.
