xlnt
The premium Open Source alternative to LibXL
🎯 Best for:C++ developers needing a modern, cross-platform library to read and write XLSX files.
What is xlnt?
A cross-platform C++11 library designed for manipulating Excel files with a focus on ease of use and performance. It provides a high-level API for managing worksheets, styles, and cell data without external dependencies.
Tech Stack
C++Backend & Auth
Why xlnt?
- • Modern C++ API
- • Read/Write support
- • Cross-platform compatibility
Limitations
- • Slower than pure C libraries
- • Large binary size
- • Complex build dependencies
3/3/2026
Last Update
428
Forks
212
Issues
Other
License
Financial Leak Detected
Stop the "SaaS Tax"
Your team could be burning cash. Switching to xlnt instantly boosts your runway.
Competitor Cost
-$1,440
/ year (est. based on LibXL)
Self-Hosted
$0
/ year
Team Size10 Users
150+
SAVE 100%