Software · Development

Okteta

Okteta is a hex editor, available on Linux.

Completely free
Linux
Open source

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub
License: GPL-2.0 / GPL-3.0 — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Official plan pages (pricing, licence, terms), Flathub
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: Not applicable
Ads: not documented
Platforms: LinuxEstablished by Linux: Flathub
Latest version: 0.26.27 (5 May 2026)
Latest activity: 13 May 2026
Source code: commits.kde.org/okteta

At a glance

All of Okteta is free: no feature is locked behind a paid plan, and its code is open.

Its licence (GPL-2.0 / GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
Commercial use allowed

About

Okteta is a simple editor for the raw data of files. Features: Values and characters shown either in two columns (the traditional display in hex editors) or in rows with the value on top of the character Editing and navigating similar to a text editor Customizable data views, with loadable and storable profiles Tools dockable on all sides or floating Numerical encodings: Hexadecimal, Decimal, Octal, Binary Character encodings: All 8-bit encodings as supplied by Qt, EBCDIC Fast data rendering on screen Multiple open files Undo/redo support Structures tool for analyzing and editing based on user-creatable structure definitions And more...

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Official plan pages (pricing, licence, terms) (commercial use) — 8 November 2026
Facts collected from Flathub (credit card, source code, licence, free status, platforms, commercial use, version) — 7 November 2026
Last technical check: 7 November 2026
Description from Flathub — AppStream (Flathub)

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