How to Build Your Own Sling
Replace Sling with a custom build. Free Employee Scheduling And Shift Planning Made Easy
Build Difficulty: 5/5
Build a working replacement in a weekend with AI tools
Estimated Timeline
Based on 59 features at Weekend Project difficulty, expect about One weekend with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Type-safe ORM for complex relational data models
Key Features to Replicate
Top features across 8 categories. See all 59 features
Scheduling(16 features)
Save time and let Sling assign shifts automatically
Easily see which shifts still need to be filled
Keep track of scheduled shifts on any calendar app
Organize schedules by morning, afternoon or night shift
Build employee schedules months in advance
+11 more in this category
Time & Attendance(14 features)
Report on total hours worked, sick call-outs, late arrivals and more
Automatically end a shift if employees forget to clock out
Require employees to acknowledge whether they took or missed a break before they clock out
Prevent employees from starting their shifts too early
Ensure employees are on-site when clocking in and out, and automatically stop tracking time if outside boundaries
+9 more in this category
Communication(8 features)
Send important information to team
Send direct messages to multiple people at once
Communicate with multiple employees in group conversations
Share news with team through targeted pages
Share news efficiently and save paper - distribute information to specific groups and post updates, files, pictures and videos
+3 more in this category
Labor Management(8 features)
Stay on budget when setting employee schedules
Comply with local rules and mandated rest times between shifts
Assign extra pay to shifts on holidays
Keep track of labor costs and compare against sales
Set weekly labor budgets, track preferred hours and overtime thresholds, and get alerted of any excess
+3 more in this category
Reporting(4 features)
View reports of total hours worked and wages earned
Aggregate and sync reports for payroll processing
Analyze and understand labor data by pulling reports for custom periods
Import projected sales data and compare with actual sales
Task Management(3 features)
Attach tasks and checklists to a shift for clarity
Distribute tasks across team and clarify what needs to be done during each shift
Save time assigning recurring work with templates
Management(2 features)
Three levels of access - Admin, Manager, and Employee - for different responsibilities
Manage teams across multiple locations
Time Off(2 features)
Cap paid time off by leave types and approve incoming requests based on remaining allowances
Track employees' paid time off
Cost Calculator
Keep Paying Sling
Build It Yourself
Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 59 features at very easy complexity.