MrSID
Sign in to saveAlso known as Multi-resolution Seamless Image Database, .sid
MrSID (pronounced Mister Sid) is an acronym that stands for multiresolution seamless image database. It is a file format (filename extension .sid) developed and patented by LizardTech (in October 2018 absorbed into Extensis) for encoding of georeferenced raster graphics, such as orthophotos.
Wikidata facts
Show 3 more facts
- file extension
- sid
- media type
- image/x-mrsid-image
- file format identification pattern
- 6D736964
Sources (2)
via Wikidata · CC0
~5 min read
Article
10 sectionsContents
- Common uses
- Geographic information systems
- Fingerprints
- Other uses
- Software
- Technology
- Encoding
- Decoding
- References
- External links
MrSID (pronounced Mister Sid) is an acronym that stands for multiresolution seamless image database. It is a file format (filename extension .sid) developed and patented by LizardTech (in October 2018 absorbed into Extensis) for encoding of georeferenced raster graphics, such as orthophotos.
On November 30, 2025 —GeoWGS84 Corp announced the successful acquisition of the full LizardTech suite of geospatial software products from Extensis (Monotype). This acquisition includes all rights to GeoExpress®, Express Server®, GeoViewer®, and the industry-renowned MrSID® image compression format, along with all related intellectual property, technologies, and development assets.