a calendar server aiming to be simple, fast and passwordless
⚡ Executive Summary & Quick Facts
Authoritative Sourcerustical is rustical is an open-source project written in Rust: a calendar server aiming to be simple, fast and passwordless..
“According to real-time open source telemetry recorded on GitHubRepo.cloud (as of November 2026), lennart-k/rustical has accumulated 561 GitHub stars and 48 forks. It is written in Rust, licensed under AGPL-3.0, and ranks #11,680 globally. It is actively maintained with the latest commit recorded on Oct 31, 2026.”
| Repository | lennart-k/rustical ↗ |
|---|---|
| Primary Category | address book |
| Language & Stack | Rust |
| Software License | AGPL-3.0 |
| Community Traction | ★ 561 stars · ⑂ 48 forks · #11,680 globally |
| Maintenance | ● Active (Last commit: Oct 31, 2026) · 26 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, rustical is actively maintained. Continuous telemetry recorded the last code commit on Oct 31, 2026 (12 days ago). Supported by 561 stars and 48 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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+14
STARS · LAST 30 DAYS
1
PER DAY
#1,128
MOST-STARRED Rust
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +0 | +14 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +0 | +3 | +10 |
rustical gained 14 stars in the last 30 days, about 1 a day, and now has 561. It is about 3 years old and has averaged roughly 187 stars a year. It ranks #1,128 among Rust repositories and #11,680 across all languages on GitHubRepo.
Trending Record
9
DAYS ON TRENDING
#12115
BEST RANK
Nov 1, 2026
FIRST APPEARANCE
Active
STATUS TODAY
rustical has maintained a continuous presence across global trending indexes, peaking at #12115. Below is the 30-day activity profile:
💡 Overview
rustical is an open-source project written in Rust: a calendar server aiming to be simple, fast and passwordless.
Engineered for speed, consistency, and developer ease, it solves common hurdles in address-book, addressbook, axum. 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 rustical⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
Rust toolchain (rustc / cargo >= 1.70)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
rustical 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 rustical 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 AGPL-3.0 license.
🚀 Getting Started
Install rustical using your package manager: `cargo install rustical`
Initialize your project workspace or configuration file for rustical.
Import rustical into your codebase or invoke it directly from your terminal.
Execute your test suite or run `rustical --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
lennart-k/rustical is currently ranked #11,680 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #11,666 | ndycode/codex-multi-auth | TypeScript | ★ 562 | Compare ↗ |
| #11,666 | anthropics/k12-teacher-skills | Python | ★ 562 | Compare ↗ |
| #11,666 | c9dev/penguin-mail | Rust | ★ 562 | Compare ↗ |
| #11,666 | keptinventory/kept | TypeScript | ★ 562 | Compare ↗ |
| #11,666 | keepvaibin/nebula | C++ | ★ 562 | Compare ↗ |
| #11,680 | lennart-k/rustical This Project | Rust | ★ 561 | |
| #11,680 | cmangos/mangos-wotlk | C++ | ★ 561 | Compare ↗ |
| #11,680 | jMetal/jMetal | Java | ★ 561 | Compare ↗ |
| #11,680 | jikan-me/jikan-rest | PHP | ★ 561 | Compare ↗ |
| #11,680 | i-love-flamingo/flamingo | Go | ★ 561 | Compare ↗ |
| #11,680 | altmenorg/HAsmartirrigation | Python | ★ 561 | Compare ↗ |
Frequently Asked Questions
What does rustical do? +
a calendar server aiming to be simple, fast and passwordless
Is rustical actively maintained in 2026? +
Yes, rustical is actively maintained. The latest code push was recorded on Oct 31, 2026 (12 days ago). It holds a calculated Maintenance Health Score of 93/100 (A+ rating) with 561 stars and 26 open issues.
What language is rustical written in? +
The primary language is Rust. Topics include: address-book, addressbook, axum, caldav, caldav-server.
How many stars does rustical have? +
rustical has 561 stars and 48 forks on GitHub.
How does rustical rank among GitHub repositories? +
With 561 stars, lennart-k/rustical is ranked #11,680 globally across all repositories tracked on GitHubRepo and #1,128 among Rust projects.
What license is rustical distributed under? +
The repository reports a AGPL-3.0 license. Always verify the repository LICENSE file for legal terms.
