Software · Education & science

Avogadro

Advanced molecular editor.

Completely free
Windows and 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: BSD-3-Clause & GPL-2.0 — Open source (copyleft)confirmed by Flathub
Open source: Yes
Commercial use: Yesconfirmed by Flathub, Official plan pages (pricing, licence, terms)
Account required: not documented
Credit card required: Noconfirmed by Flathub
Watermark: Not applicable
Ads: not documented
Platforms: Windows and LinuxEstablished by Linux: Flathub · Windows: Winget
Publisher: The Avogadro team
Latest version: 2.1.0 (23 October 2026)
Latest activity: 27 October 2026

Overview

Features described in its Flathub listing: plugins and add-ons.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information

“It offers flexible rendering and a powerful plugin architecture.” — Flathub, 10 November 2026

At a glance

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

Its licence (BSD-3-Clause & GPL-2.0) 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

Avogadro is an advanced molecular editor designed for cross-platform use in computational chemistry, molecular modeling, bioinformatics, materials science, and related areas. It offers flexible rendering and a powerful plugin architecture. Core features and goals of the Avogadro project include: Open-source, distributed under the liberal 3-clause BSD license Cross-platform, with nightly builds on Linux, Mac OS X and Windows An intuitive interface designed to be useful to whole community Fast and efficient, embracing the latest technologies Extensible, making extensive use of a plugin architecture Flexible, supporting a range of chemical data formats and packages

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) — 9 November 2026
Facts collected from Official plan pages (pricing, licence, terms) (commercial use) — 7 November 2026
Facts collected from Winget (Windows Package Manager) (publisher, platforms, version) — 6 November 2026
Last technical check: 6 November 2026
Description from Flathub — AppStream (Flathub)

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