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FictionBook

Writable

other

open XML-based e-book file format

Identify it

Extensions	`.fb2.fb3`
MIME types	`application/x-fictionbookapplication/x-fictionbook+xml`
Signatures	`3c3f786d6c20` at byte 0
Wikidata	`Q1411109`

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Open it

PandocOpen sourcereads and writes · GPL-2.0-or-later
PandocOpen sourcereads and writes · GNU General Public License, version 2.0
FBReaderOpen sourcereads · GNU General Public License
MuPDFOpen sourcereads · GNU Affero General Public License, version 3.0 or later
PhotoRecOpen sourcereads · GNU General Public License
Q747793Open sourcereads · GNU General Public License, version 3.0
TEAOpen sourcereads · GNU General Public License
ABBYY FineReader 11writes · end-user license agreement
Bookwormreads
Cybook Opusreads
Hanlin eReaderreads
Lectorreads
Onyx Booxreads
STDU Viewerreads · freeware

Convert it

To	With	Fidelity	Command and losses
ePub Format	Pandoc	Partial	`pandoc -f fb2 -t epub in.fb2 -o out.epub` Document structure is kept; layout, styles and unsupported elements are lost.
Hypertext Markup Language	Pandoc	Partial	`pandoc -f fb2 -t html in.fb2 -o out.html` Document structure is kept; layout, styles and unsupported elements are lost.
Markdown	Pandoc	Partial	`pandoc -f fb2 -t markdown in.fb2 -o out.md` Document structure is kept; layout, styles and unsupported elements are lost.
Office Open XML Wordprocessing Document, ECMA-376 1st Edition	Pandoc	Partial	`pandoc -f fb2 -t docx in.fb2 -o out.docx` Document structure is kept; layout, styles and unsupported elements are lost.
OpenDocument	Pandoc	Partial	`pandoc -f fb2 -t odt in.fb2 -o out.odt` Document structure is kept; layout, styles and unsupported elements are lost.
Plain Text File	Pandoc	Partial	`pandoc -f fb2 -t plain in.fb2 -o out.txt` Text only: all formatting is dropped.

0

Sources

Wikidata Q1411109

From Converters (FFmpeg, ImageMagick, Pandoc, LibreOffice), Wikidata. Updated 2026-10-20.

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