Open Data File Types Online Free (No Software)

What Are Data Files?

Data files store data data used by developers, analysts, and data engineers. OpenAnyFile supports 170 different data file formats, letting you parse and transform any of them directly in your browser without installing software.

Whether you need to view, analyze, or convert data files, our platform handles them all. 170 formats support conversion to other formats.

Open DATA File Online — Free & Instant

No signup required. Works in your browser.

✅ Free • ⚡ Instant • 🔒 Secure • 💻 No install

How to Open Data Files Online

1. Upload — Drag your data file into OpenAnyFile
2. Auto-detect — Our system identifies the exact format using signature analysis
3. View — Parse and transform the file in your browser
4. Convert — Optionally convert to another format

All Data Formats (170)

• CSV (.csv) — CSV stores tabular data as comma-separated text values.
• TSV (.tsv) — TSV stores tabular data using tab-separated values.
• JSON (.json) — JSON is a lightweight data interchange format using key-value pairs.
• XML (.xml) — XML is a markup language for storing and transporting structured data.
• YAML (.yaml) — YAML is a human-readable data serialization language.
• YML (.yml) — YML is the short extension for YAML data files.
• TOML (.toml) — TOML is a minimal configuration file format.
• SQL (.sql) — SQL files contain database query scripts and schema definitions.
• PROTO (.proto) — Protocol Buffers schema definition file.
• AVRO (.avro) — Apache Avro binary data serialization format.
• PARQUET (.parquet) — Apache Parquet columnar storage format for analytics.
• GEOJSON (.geojson) — GeoJSON encodes geographic data structures in JSON.
• KML (.kml) — KML is XML-based format for Google Earth geographic data.
• KMZ (.kmz) — KMZ is compressed KML archive for Google Earth.
• SHP (.shp) — Shapefile stores geographic vector data for GIS.
• LAS (.las) — LAS stores 3D point cloud data from LiDAR scanning.
• LAZ (.laz) — LAZ is compressed LAS point cloud data.
• ORC (.orc) — Optimized Row Columnar format
• MSGPACK (.msgpack) — MessagePack binary serialization
• BSON (.bson) — Binary JSON used by MongoDB
• JSONL (.jsonl) — JSON Lines - one JSON per line
• NDJSON (.ndjson) — Newline Delimited JSON
• RDS (.rds) — R single object file
• FEATHER (.feather) — Apache Arrow Feather format
• ASN1 (.asn1) — ASN.1 Schema
• CBOR (.cbor) — Concise Binary Object
• ION (.ion) — Amazon Ion Data
• GRAPHQL (.graphql) — GraphQL Schema/Query
• OPENAPI (.yaml) — OpenAPI Specification
• ASYNCAPI (.yaml) — AsyncAPI Specification
• RAML (.raml) — RESTful API Modeling
• SMITHY (.smithy) — Smithy API Model
• CAPNP (.capnp) — Cap'n Proto Schema
• AGG (.agg) — Aggregate Data File
• ARROW (.arrow) — Apache Arrow IPC
• ARROW_STREAM (.arrows) — Arrow Streaming IPC
• LANCE (.lance) — Lance Columnar Format
• DELTA (.parquet) — Delta Lake Table
• ICEBERG (.metadata.json) — Apache Iceberg Metadata
• HUDI (.parquet) — Apache Hudi Table
• TFLITE (.tflite) — TensorFlow Lite Model
• COREML (.mlmodel) — Core ML Model
• PYTORCH (.pt) — PyTorch Model
• PYTORCH2 (.pth) — PyTorch Checkpoint
• KERAS (.h5) — Keras Model (HDF5)
• SAVEDMODEL (.pb) — TensorFlow SavedModel
• PICKLE (.pkl) — Python Pickle
• JOBLIB (.joblib) — Joblib Serialized Object
• NPY (.npy) — NumPy Array
• NPZ (.npz) — NumPy Compressed Archive
• ZARR (.zarr) — Zarr Array Store
• ANNDATA (.h5ad) — AnnData Single Cell
• LOOM (.loom) — Loom Single Cell Matrix
• SEURAT (.rds) — Seurat Object
• MTX (.mtx) — Matrix Market Format
• FITS_TABLE (.fits) — FITS Table Data
• VOT (.vot) — VOTable Astronomy
• ASDF (.asdf) — ASDF Astronomy Data
• MEF_FITS (.fits) — Multi-Extension FITS
• PGN (.pgn) — Portable Game Notation (Chess)
• SGF (.sgf) — Smart Game Format (Go)
• FEN (.fen) — Forsyth-Edwards Notation
• EPD (.epd) — Extended Position Description
• BIBTEX (.bib) — BibTeX Bibliography
• RIS2 (.ris) — RIS Bibliography
• CSL (.csl) — Citation Style Language
• BIBLATEX (.bib) — BibLaTeX Bibliography
• ENDNOTE_XML (.xml) — EndNote XML
• ZOTERO_RDF (.rdf) — Zotero RDF Export
• MARC (.mrc) — MARC Bibliographic Record
• MARC_XML (.xml) — MARCXML Record
• MODS (.xml) — MODS Metadata
• DC (.xml) — Dublin Core Metadata
• PREMIS (.xml) — PREMIS Preservation
• METS (.xml) — METS Digital Object
• EAD (.xml) — Encoded Archival Description
• TEI (.xml) — Text Encoding Initiative
• ALTO (.xml) — ALTO OCR Layout
• PAGE_XML (.xml) — PAGE OCR Format
• HOCR (.hocr) — hOCR HTML+OCR
• EDTF (.txt) — Extended Date/Time Format
• SKOS (.rdf) — SKOS Vocabulary
• OWL (.owl) — OWL Ontology
• RDF_DATA (.rdf) — RDF Data
• TURTLE (.ttl) — Turtle RDF
• N_TRIPLES (.nt) — N-Triples RDF
• N_QUADS (.nq) — N-Quads RDF
• TRIG (.trig) — TriG RDF
• JSON_LD (.jsonld) — JSON-LD Linked Data
• SPARQL (.rq) — SPARQL Query
• SHACL (.ttl) — SHACL Shape Constraint
• HYDRA (.jsonld) — Hydra API Description
• SHAPEMAP (.smap) — ShapeMap Validation
• SHEX (.shex) — Shape Expressions
• DATAPACKAGE (.json) — Frictionless Data Package
• CSVW (.json) — CSV on the Web Metadata
• DCAT (.ttl) — Data Catalog Vocabulary
• CKAN (.json) — CKAN Data Package
• GEDCOM (ged) — Genealogy data exchange
• RDF (rdf) — Resource Description Framework
• Turtle (ttl) — Terse RDF Triple Language
• N-Triples (nt) — N-Triples RDF format
• N-Quads (nq) — N-Quads RDF format
• JSON-LD (jsonld) — JSON for Linked Data
• MessagePack (msgpack) — MessagePack binary serialization
• Protocol Buffers (proto) — Protocol Buffers schema
• FlatBuffers (fbs) — FlatBuffers schema
• Cap'n Proto (capnp) — Cap'n Proto schema
• Thrift (thrift) — Apache Thrift IDL
• Avro Schema (avsc) — Apache Avro schema
• Avro Data (avro) — Apache Avro data container
• Parquet (parquet) — Apache Parquet columnar
• Arrow IPC (arrow) — Apache Arrow IPC format
• Feather (feather) — Feather fast data frame
• Ion (ion) — Amazon Ion data format
• Smile (smile) — Jackson Smile binary JSON
• UBJSON (ubj) — Universal Binary JSON
• JSON5 (json5) — JSON5 extended format
• HJSON (hjson) — Human JSON
• CSON (cson) — CoffeeScript Object Notation
• KDL (kdl) — KDL Document Language
• RON (ron) — Rusty Object Notation
• Dhall (dhall) — Dhall programmable config
• SPSS (sav) — SPSS statistics data
• SAS Transport (xpt) — SAS transport file
• Stata DTA (dta) — Stata data file
• R Data (rda) — R serialized data
• HDF4 (hdf4) — Hierarchical Data Format 4
• NetCDF Classic (nc) — NetCDF classic format
• NetCDF4 (nc4) — NetCDF-4 / HDF5 based
• Zarr (zarr) — Zarr chunked array store
• TileDB (tiledb) — TileDB array database
• MatLab MAT (mat) — MATLAB data file
• Octave (oct) — GNU Octave data file
• Julia JLD2 (jld2) — Julia HDF5 data file
• Pickle (pkl) — Python pickle serialization
• Joblib (joblib) — Joblib Python persistence
• NumPy NPY (npy) — NumPy array binary
• NumPy NPZ (npz) — NumPy compressed arrays
• Pandas HDF (h5) — Pandas HDF5 store
• CSV TSV (tsv) — Tab-separated values
• Fixed Width (dat) — Fixed-width column data
• SDF Chemical (sdf) — Structure Data Format (Chem)
• Protocol Buffer Map (proto) — Protobuf message map
• GraphQL Query (gql) — GraphQL query document
• MQL (mql) — MongoDB Query Language
• Elasticsearch DSL (es.json) — Elasticsearch query DSL
• XSLT (xslt) — XSLT XML transformation
• SPARQL Query (rq) — SPARQL RDF query
• Cypher Query (cypher) — Neo4j Cypher query
• CQL (cql) — Cassandra Query Language
• InfluxQL (influxql) — InfluxDB Query Language
• PromQL (promql) — Prometheus Query Language
• LogQL (logql) — Grafana Loki query lang
• Flux Query (flux) — InfluxDB Flux language
• KQL (kql) — Kusto Query Language
• Splunk SPL (spl) — Splunk Search Processing
• Solr Query (solr) — Apache Solr query syntax
• XQuery (xq) — XQuery XML query language
• XPath (xpath) — XPath XML path expression
• JSONPath (jsonpath) — JSONPath query expression
• JMESPath (jmespath) — JMESPath JSON query
• GPX (.gpx) — GPX (GPS Exchange Format) is an open XML schema for sharing GPS data including w
• FLATBUF (.fbs) — FlatBuffers Schema
• THRIFT (.thrift) — Apache Thrift IDL
• DVC (.dvc) — DVC Data Version Control
• SAFETENSORS (.safetensors) — Safetensors ML Weights
• GGUF (.gguf) — GGUF LLM Model
• ONNX (.onnx) — ONNX Neural Network
• IIIF (.json) — IIIF Manifest

Popular Data Conversions

• CSV Converter — Convert to 5 formats
• TSV Converter — Convert to 3 formats
• JSON Converter — Convert to 4 formats
• XML Converter — Convert to 4 formats
• YAML Converter — Convert to 3 formats
• YML Converter — Convert to 3 formats
• TOML Converter — Convert to 3 formats
• SQL Converter — Convert to 2 formats
• PROTO Converter — Convert to 2 formats
• AVRO Converter — Convert to 3 formats

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