
Calendly
TidyCal
Cal.com
SavvyCal
Acuity Scheduling
Doodle
Zencal
zcal is the fastest way to schedule every meeting for Free and make it personal.

NightMe.dev
Linksii
GitHub Codespaces
you.bot
Gitpod
Conductor for Coding Agents
Atlas.org
Shared cloud environments for AI coding agents. Run Claude Code, Cursor CLI, Codex, and Gemini CLI from any device, API, or automation tool.

Which is more popular?
Based on our record, zcal seems to be more popular. It has been mentioned 6 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | zcal.co | cloudcli.ai |
| Pricing | ||
| Platforms | ||
| Company | 2021 | Startup from the Netherlands · 1 - 9 employees |
| Listed in |
In their own words, as submitted to SaaSHub.


Say goodbye to cold, impersonal scheduling links. Use zcal to create beautiful, personalized booking pages that make a great first impression on your guests. It's 100% Free Forever 🔥! If everyone agrees that scheduling links help save time, then why are they so universally unloved? Today most...
Most engineering teams run AI coding agents on individual laptops. Close the lid, lose the session. When a new developer joins, they spend hours recreating the same setup. CloudCLI gives your team shared cloud environments where AI agents run 24/7. Every developer gets their own isolated...
What each product offers, as listed by its team.


Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Zcal is recommended for individuals and professionals who frequently set up meetings or appointments, such as business professionals, freelancers, and entrepreneurs, as well as for teams and organizations that require a reliable and easy-to-use scheduling solution.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Meet zcal, the FREE personal Calendly alternative
More videos
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How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing zcal and CloudCLI.
CloudCLI's answer:
CloudCLI is built with a modern JavaScript/TypeScript stack:
The entire codebase is open source under AGPL-3 and available on GitHub.
CloudCLI's answer:
Compared to tools like GitHub Codespaces, CloudCLI is purpose-built for agentic development rather than traditional coding. Here's what sets it apart:
CloudCLI's answer:
CloudCLI is one of the only cloud development environments built specifically for AI coding agents. Where Codespaces and Gitpod give you a cloud editor, CloudCLI gives your agents a persistent home that stays alive 24/7. What makes it particularly valuable for teams: shared MCP servers and environment configs mean every developer starts from the same baseline. A full REST API means sessions can be triggered from automation tools, not just opened manually. Background agents can run overnight and produce PRs for review in the morning. And the entire platform is open source (AGPL-3) so teams can self-host on their own infrastructure.
CloudCLI's answer:
CloudCLI is built for engineering teams that use AI coding agents as part of their daily workflow. This includes teams adopting agentic development practices with tools like Claude Code, Cursor CLI, or Codex who need shared environments where MCP servers, context files, and configurations stay consistent across every developer. It also serves engineering managers looking to integrate AI agents into existing workflows through API-driven automation with tools like Linear, Jira, and n8n. Solo developers and open-source contributors who want persistent remote access from any device are also a core audience, along with organizations that need to self-host for data sovereignty or regulatory compliance.
CloudCLI's answer:
CloudCLI started as an open-source project to solve a problem every developer using AI coding agents hits: your agent ties up your terminal and stops working when your laptop sleeps. We built a cloud-native environment where agents run persistently, paired with an open-source web UI so anyone could manage sessions from a browser or phone. As teams started adopting it, the focus shifted to shared environments, where team-wide MCP servers, configurations, and context files could be maintained in one place instead of duplicated across every developer's machine. The project grew to 9,000+ GitHub stars organically with no marketing. Today CloudCLI offers both a free self-hosted option and a managed cloud service starting at €7/month.
Share your experience with using zcal and CloudCLI. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


I tried using https://cal.com for a bit but ended up just switching over to https://zcal.co and it has been great so far. All these other scheduling tools end up trying to do too much and always seem to end up a bit...
We have no reviews of CloudCLI yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


>ended up just switching over to https://zcal.co and it has been great so far Wait wait wait. It can sync my Google and Outlook calendars into a single scheduling service, and they're not charging me anything? What's the catch here? - Source: Hacker News / over 3 years ago
I've poked around a while ago at some Calendly alternatives (specifically was looking for something that was cheaper than Calendly with most of the basic features). I tried using cal.com for a bit but ended up just switching over to... - Source: Hacker News / over 3 years ago
There's an even a freer alternative, not FOSS though. http://zcal.co It also allows connection to multiple calendars. - Source: Hacker News / over 3 years ago
Tracking CloudCLI since Mar 2026.
When comparing zcal and CloudCLI, you can also consider the following products.

Say goodbye to phone and email tag for finding the perfect meeting time with Calendly. It's 100% free, super easy to use and you'll love our customer service.
Compare Calendly to zcal or CloudCLI:

Run local coding agents like Claude Code, Codex, OpenCode and Pi from the chat apps you already use. Keep sessions persistent, switch agents, and use one consistent workflow across projects and agents.
Compare NightMe.dev to zcal or CloudCLI:

Optimize your schedule with custom booking pages and calendar integrations
Compare TidyCal to zcal or CloudCLI:

Track and optimize your brand visibility across ChatGPT, Claude, Gemini, and Perplexity. Monitor AI mentions, sentiment, citations, and competitor positioning with real-time AI search analytics.
Compare Linksii to zcal or CloudCLI:

Cal.com (formerly Calendso) is the open source Calendly alternative.
Compare Cal.com to zcal or CloudCLI:

GItHub Codespaces is a hosted remote coding environment by GitHub based on Visual Studio Codespaces integrated directly for GitHub.
Compare GitHub Codespaces to zcal or CloudCLI: