Software · Development

Black Fennec

Semi-structured Data Editor.

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-3.0 — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Flathub
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: Not applicable
Ads: not documented
Platforms: LinuxEstablished by Linux: Flathub
Publisher: The Black Fennec Team
Latest version: 0.12.0 (23 December 2022)
Latest activity: 15 November 2024
Source code: git.yodabyte.ch/blackfennec/blackfennec.git

At a glance

Black Fennec is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (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

Weaknesses

Few recent updates

About

Black Fennec is free and open source software. It is a simple and easy to use application for viewing and editing semi-structured data like JSON in a visually interpreted form. It is written in Python and uses GTK4 and Libadwaita for the user interface.

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) — 10 November 2026
Last technical check: 8 November 2026
Description from Flathub — AppStream (Flathub)

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