Dev Builds Free Shift Scheduler for Labor Law Compliance

From Excel Chaos to Automated Compliance

A developer tired of managing employee schedules in Excel has built a free, web-based shift scheduler that automatically validates shifts against Taiwan's labor regulations — and the project is gaining attention as a practical example of how simple tools can solve real compliance headaches.

The creator, who previously managed team scheduling through spreadsheets, found that as headcount grew, so did the problems: missed shifts, employees accidentally scheduled on leave days, too many consecutive working days, and an ever-growing difficulty in checking whether schedules actually complied with local labor law.

'Excel is good for recording schedules, but not for validating them,' the developer explained in a project writeup.

What the Tool Actually Does

The shift scheduler offers a straightforward feature set designed to replace the spreadsheet workflow entirely:

• Create employee schedules with a visual, calendar-style interface
• Define custom shift types such as morning, evening, and night rotations
• Assign shifts per employee with drag-and-drop simplicity
• Auto-check labor law compliance against Taiwan's Labor Standards Act

The compliance engine is the standout feature. Rather than requiring managers to manually cross-reference regulations — like maximum consecutive working days, mandatory rest periods, and overtime limits — the tool flags violations automatically before the schedule is finalized.

This kind of rule-based validation is increasingly common in workforce management software from enterprise vendors like UKG, Deputy, and When I Work. But those platforms typically come with subscription fees and are designed for Western labor markets. A free, open tool purpose-built for Taiwan's specific regulatory framework fills a genuine gap.

Why This Matters Beyond Taiwan

While the tool targets Taiwan's labor code specifically, the underlying problem is universal. Shift scheduling compliance is a pain point in virtually every market. In the United States, employers must navigate the Fair Labor Standards Act alongside a patchwork of state and municipal 'predictive scheduling' laws in cities like San Francisco, New York, and Chicago. In the European Union, the Working Time Directive sets strict limits on weekly hours and mandates minimum rest periods.

The developer's approach — building a lightweight, free validator on top of a basic scheduler — represents a model that could be replicated for other jurisdictions. It also highlights a growing trend: individual developers and small teams shipping focused, compliance-aware tools that compete with bloated enterprise software.

In the broader AI and automation landscape, compliance checking is one of the most promising near-term applications of rule-based systems and, increasingly, large language models. Companies like Rippling and Deel have raised hundreds of millions of dollars partly on the promise of automating HR compliance across borders. A free, open-source scheduler tackling one country's labor law is a micro-scale version of the same thesis.

The Case for Open Compliance Tools

Open-source and free compliance tools have a particular appeal in markets where small and medium businesses dominate. In Taiwan, SMBs account for over 97% of all enterprises, according to the Ministry of Economic Affairs. Many of these businesses lack the budget for enterprise workforce management platforms but still face the same regulatory obligations.

By removing the cost barrier, tools like this shift scheduler democratize access to compliance validation. The risk, of course, is maintenance: labor laws change, and a free tool without a sustainable funding model may fall behind on updates. Enterprise platforms justify their subscription fees partly through ongoing regulatory tracking.

Still, for small teams and budget-conscious managers, a free tool that catches the most common scheduling violations is a significant upgrade over raw spreadsheets.

What to Watch

The project is still in its early stages, and key questions remain. Will the developer open-source the code? Will the compliance engine expand to cover additional regulations or jurisdictions? And could this serve as a foundation for integrating AI-powered features like demand forecasting or automatic schedule optimization?

For now, it stands as a clean example of developer-driven problem solving: identify a real pain point, build the simplest tool that addresses it, and ship it for free. In a tech landscape increasingly dominated by billion-dollar platforms, there is still room for small, sharp tools that do one thing well.