Apache Parquet is a columnar storage format optimized for use with big data processing frameworks. Unlike row-oriented f...
Avro is a data serialization system developed within the Apache Hadoop project. It provides a rich data structure, a com...
ORC (Optimized Row Columnar) is a self-describing, type-aware columnar file format designed for Hadoop workloads. It is ...
The .drawio file format is used by draw.io (now diagrams.net), a free, open-source diagramming application. It stores di...
A TSV (Tab-Separated Values) file is a simple text-based format for storing tabular data, such as spreadsheet or databas...
A CFG file is a configuration file used by various software programs to store settings and parameters. These files are t...
The .bil file extension represents a Band Interleaved by Line raster image file. This format is commonly used in remote ...
The MOBI file format is a proprietary ebook format developed by Mobipocket, based on the Open eBook standard. It was ini...
TOML is a configuration file format that is easy to read due to its simple syntax. It is designed to be easily parsed in...
MDF (Media Disc Image File) and MDS (Media Descriptor File) are a pair of file formats used for creating and managing di...
NetCDF (Network Common Data Form) is a set of software libraries and self-describing, machine-independent data formats t...
The PLY file format, also known as the Polygon File Format or Stanford Triangle Format, is a computer file format design...
The EPUB (Electronic Publication) format is a widely used, open-standard ebook format optimized for reflowable text. Thi...
The ODS file extension represents a spreadsheet document format used by OpenOffice and LibreOffice, both open-source off...
The Intel HEX file format is a widely used ASCII text file format for conveying binary data, primarily for programming m...
TRN files are typically associated with training data used in machine learning and artificial intelligence applications....
A .psql file is a plain text file containing SQL queries designed to be executed against a PostgreSQL database. These fi...
A '.partial' file extension typically indicates an incomplete or partially downloaded file. These files are created by d...
The Feather file format is a lightweight, columnar data format designed for fast data transfer between data analysis env...
The IFC (Industry Foundation Classes) file format is an open, international standard for Building Information Modeling (...
The LNK file format is a proprietary binary file format used by Microsoft Windows to store shortcuts, or 'links,' to loc...
A DDL (Data Definition Language) file contains commands used to define the structure of a database. These commands are p...
The .3ds file extension is a file format associated with the original Autodesk 3D Studio DOS program (later replaced by ...
HTML (HyperText Markup Language) is the standard markup language for creating web pages. HTML5 is the latest major revis...
Categories are organized by file type purpose: Documents, Images, Audio, Video, Archives, Executables, Data files, and Programming files.
Yes, use the alphabetic filter buttons to quickly find extensions starting with specific letters.
Each extension page includes software compatibility, file descriptions, alternatives, and usage information.