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Software · Office & notes

Apostrophe

Apostrophe is a Markdown editor, available on Linux: Markdown support, statistics and charts.

  • Completely free
  • Linux
  • Open source

Overview

Apostrophe is a Markdown editor, available on Linux.

Features described in its Flathub listing and on its official website: Markdown support, statistics and charts.

File formats mentioned: PDF and HTML.

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
  • “Edit Markdown in style” — Flathub, 10 November 2026
  • “Focus on your writing with a clean, distraction-free markdown editor.” — Flathub, 10 November 2026
  • “Everything you expect from a text editor, such as spellchecking or document statistics” — Flathub, 10 November 2026

At a glance

Apostrophe 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

About

Focus on your writing with a clean, distraction-free markdown editor. Features: An UI tailored to comfortable writing A distraction-free mode Dark, light and sepia themes Everything you expect from a text editor, such as spellchecking or document statistics Live preview of what you write Export to all kind of formats: PDF, Word/Libreoffice, LaTeX, or even HTML slideshows

Description from Flathub — AppStream (Flathub)

Sources and checks

  • Facts collected from Flathub (credit card, source code, publisher, licence, free status, platforms, commercial use, version) —
  • Facts collected from Official plan pages (pricing, licence, terms) (commercial use) —
  • Last technical check: 5 November 2026
  • Description from Flathub — AppStream (Flathub)

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