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WhatThisFile

Drop a file. Know everything.

Drop any file to identify it

We read file headers, not extensions. Nothing gets uploaded.

IMAGES

.ai.apng.arw.avif.bmp.cr2.cr3.dng.eps.fig.gif.heic.heif.ico.jfif.jpeg.jpg.nef.png.psd.raw.sketch.svg.tiff.webp

CODE

.bat.c.cpp.cssDockerfile.go.html.ipynb.java.js.jsx.kt.php.ps1.py.rb.rs.scss.sh.swift.tsx.wasm

DOCUMENTS

.azw3.doc.docx.epub.indd.md.mobi.odp.ods.odt.pages.pdf.ppt.pptx.rtf.txt.xls.xlsx

AUDIO

.aac.aiff.alac.flac.m4a.mid.midi.mp3.ogg.opus.wav.wma

DATA

.csv.env.ini.json.log.sql.toml.tsv.xml.yaml

VIDEO

.3gp.avi.flv.m4v.mkv.mov.mp4.ts.webm.wmv

SYSTEM

.apk.deb.dll.dmg.exe.ipa.iso.msi.pkg.rpm

CAD

.3mf.blend.dwg.dxf.fbx.glb.gltf.obj.step.stl

ARCHIVES

.7z.bz2.gz.rar.tar.xz.zip.zst

MISC

.gpx.ics.kml.swf.torrent.vcf

FONTS

.eot.otf.ttf.woff.woff2