Cronicle vs Skyvern
A side-by-side comparison of two self-hosted automation & workflows options — licensing, setup difficulty, resource needs, and what each one replaces.
Cronicle
Distributed task scheduler with a web UI
VS
Skyvern
Automate browser workflows with LLMs and computer vision
| Feature | Cronicle | Skyvern |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 90 · Excellent | 96 · Excellent |
| Category | Automation & Workflows | Automation & Workflows |
| License | MIT | AGPL-3.0 |
| Language | JavaScript | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 4,096 MB |
| Deployment | docker, bare-metal | docker |
| GitHub stars | ★ 5,844 | ★ 23,058 |
| First released | 2015 | 2024 |
| Replaces | Zapier | UiPath, Zapier |
What are Cronicle and Skyvern?
Cronicle
Cronicle is a multi-server task scheduler and cron replacement with a web UI, real-time stats, and job chaining. It targets administrators coordinating scheduled jobs across machines. It is deployed via Docker or Node.js.
- Web UI for cron jobs
- Distributed multi-server scheduling
- Real-time job logs
- Job chaining and plugins
Skyvern
Skyvern automates browser-based workflows by combining large language models with computer vision, allowing it to operate on websites it has never seen before. It runs as a self-hosted service with an API.
- LLM-driven browser automation
- Works on unseen sites
- Vision-based interaction
- Workflow API
Cronicle vs Skyvern: key differences
Cronicle is written in JavaScript, while Skyvern is built with Python. Licensing differs — MIT for Cronicle versus AGPL-3.0 for Skyvern. Cronicle is the lighter option, starting around 256 MB of RAM against 4,096 MB for Skyvern. Cronicle is the more established project (first released 2015), while Skyvern arrived in 2024. Skyvern has the considerably larger community, at 23,058 GitHub stars versus 5,844.
Why pick each one
Choose Cronicle if…
- Great cron replacement
- Multi-server support
- Clear job visibility
Watch out for
- Not an app-integration tool
- Smaller community
Choose Skyvern if…
- Handles unseen websites
- Vision-based automation
- API-first design
Watch out for
- LLM costs add up
- Postgres required
Frequently asked questions
Is Cronicle or Skyvern better?
Neither is universally better. Skyvern has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Cronicle and Skyvern free and open-source?
Yes. Cronicle is licensed under MIT and Skyvern under AGPL-3.0. Both can be self-hosted at no software cost.
Can I run Cronicle and Skyvern with Docker?
Cronicle: yes. Skyvern: yes.
Which is lighter on resources, Cronicle or Skyvern?
Cronicle has the smaller minimum footprint at 256 MB of RAM, compared to about 4,096 MB for Skyvern. Real-world usage depends on library size, user count, and enabled features.