# LibTIFF

> software graphics library

**Wikidata**: [Q1017110](https://www.wikidata.org/wiki/Q1017110)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/LibTIFF)  
**Source**: https://4ort.xyz/entity/libtiff

## Summary
LibTIFF is a free software graphics library for reading and writing TIFF (Tagged Image File Format) files. It was originally developed by Samuel J. Leffler in 1988 and is now maintained as an open-source project on GitLab.

## Key Facts
- LibTIFF is a free software library distributed under the libtiff License
- The current stable version is 4.7.1, released on September 18, 2025
- It was created by Samuel J. Leffler in 1988 and later developed by Silicon Graphics until 1997
- LibTIFF supports both TIFF and BigTIFF file formats
- The library is written in C and runs on macOS, BSD, and other Unix-like operating systems
- It is available as packages in major Linux distributions including Debian, Ubuntu, Fedora, and Arch Linux
- The project maintains an active issue tracker on GitLab and has a mailing list archive dating back to 1993

## FAQs
### Q: What is LibTIFF used for?
A: LibTIFF is used for reading and writing TIFF image files in software applications. It provides a library of functions that developers can use to handle TIFF format images in their programs.

### Q: Is LibTIFF free software?
A: Yes, LibTIFF is free software distributed under the libtiff License, which allows users to freely run, study, change, and distribute the software and modified versions.

### Q: What programming language is LibTIFF written in?
A: LibTIFF is written in C programming language.

## Why It Matters
LibTIFF plays a crucial role in digital imaging by providing a standardized, open-source solution for handling TIFF files across different platforms and applications. As one of the most widely used image libraries, it enables software developers to incorporate TIFF support without having to implement the complex TIFF format specifications from scratch. This standardization has been essential for scientific imaging, medical imaging, and various professional applications where TIFF's ability to store high-quality images with multiple layers and metadata is critical. The library's longevity and continuous development since 1988 demonstrate its reliability and importance in the software ecosystem, making it a foundational component for countless applications that need to process TIFF images.

## Notable For
- Being one of the most widely used open-source libraries for TIFF file manipulation
- Supporting both standard TIFF and BigTIFF formats, allowing handling of very large images
- Maintaining backward compatibility while continuously adding new features across major version releases
- Having an extensive package ecosystem across Linux distributions and package managers
- Providing a stable C API that has been used by thousands of applications over decades

## Body
### Development History
LibTIFF was originally created by Samuel J. Leffler in 1988 as a library for handling TIFF files. The project was later developed by Silicon Graphics from 1991 to 1997. Since then, it has been maintained as an open-source project with contributions from the community.

### Technical Specifications
The library is written in C and provides functions for reading, writing, and manipulating TIFF files. It supports both standard TIFF format and BigTIFF format, which allows for files larger than 4GB. The library includes tools for converting between different image formats and manipulating TIFF metadata.

### Platform Support
LibTIFF runs on multiple operating systems including macOS and various BSD variants. It is available through package managers on major Linux distributions such as Debian, Ubuntu, Fedora, and Arch Linux. The library also has ports for FreeBSD and OpenBSD.

### Version History
The library has seen continuous development with major versions including 4.0.10 (2018), 4.1.0 (2019), 4.2.0 (2020), 4.3.0 (2021), 4.4.0 (2022), 4.5.0 (2022), 4.5.1 (2023), 4.6.0 (2023), 4.7.0 (2024), and the current stable 4.7.1 (2025).

### Community and Maintenance
The project is actively maintained with an issue tracker on GitLab and a mailing list archive dating back to 1993. The development team releases regular updates and maintains documentation on the official website. The library has been translated into multiple languages including English, Japanese, Korean, Russian, and Chinese.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "SoftwareApplication",
  "name": "LibTIFF",
  "description": "A free software library for reading and writing TIFF image files",
  "url": "https://libtiff.gitlab.io/libtiff/",
  "operatingSystem": ["macOS", "BSD"],
  "applicationCategory": "MultimediaApplication",
  "creator": {
    "@type": "Person",
    "name": "Samuel J. Leffler"
  },
  "license": "libtiff License",
  "version": "4.7.1"
}

## References

1. [Source](http://www.libtiff.org/misc.html)
2. [The libtiff Open Source Project on Open Hub: Languages Page. Open Hub](https://www.openhub.net/p/libtiff/analyses/latest/languages_summary)
3. [Source](http://simplesystems.org/libtiff/v4.0.10.html)
4. [Libtiff 4.0.10 is now available](https://www.asmail.be/msg0055180705.html)
5. [Source](http://www.simplesystems.org/libtiff/v4.1.0.html)
6. [Release v4.2.0](https://gitlab.com/libtiff/libtiff/-/tags/v4.2.0)
7. [Libtiff 4.2.0 is released. 2020](https://www.asmail.be/msg0055092554.html)
8. [Libtiff 4.3.0 is released](https://www.asmail.be/msg0055059467.html)
9. [libtiff 4.4.0 is released](https://www.asmail.be/msg0055191627.html)
10. [libtiff 4.5.0 is released. 2022](https://www.asmail.be/msg0055016810.html)
11. [Source](https://gitlab.com/libtiff/libtiff/-/releases/v4.5.1)
12. [Release 4.6.0](https://gitlab.com/libtiff/libtiff/-/releases/v4.6.0)
13. [libtiff 4.7.0 · libtiff / libtiff · GitLab](https://gitlab.com/libtiff/libtiff/-/releases/v4.7.0)
14. [libtiff 4.7.1 · libtiff / libtiff · GitLab](https://gitlab.com/libtiff/libtiff/-/releases/v4.7.1)
15. Freebase Data Dumps. 2013
16. Arch Linux
17. [Source](https://www.loc.gov/preservation/digital/formats/fdd/fdd000328.shtml)
18. [Source](https://packages.debian.org/source/bullseye/tiff)
19. [Source](https://svnweb.freebsd.org/ports?view=revision&revision=521645)
20. [Source](https://lists.osgeo.org/mailman/listinfo/tiff/)