Lifeograph

Lifeograph is a cross-platform note-taking application that turns entries into structured data

net.sourceforge.Lifeograph

Lifeograph combines powerful features with a clean and thoughtfully designed interface. Your data stays on your device, and built-in encryption keeps privacy at the core. With WYSIWYG editing, your entries always appear in their final form. Integrated data extraction tools transform your journal entries into dynamic tables and charts.

Main features of Lifeograph:

Completely local workflow: all data is owned solely by the user
Encrypted (with AES256) and unencrypted diaries
Powerful and intuitive parametric tagging system
Todo management system
WYSIWYG rich text formatting (i.e. no separate edit & preview modes)
Image thumbnails, tables, and charts in entries
Extensibility via Python with support for editing and running scripts from within the program
Text searching and replacing with Regex support
Advanced filtering of entries
Integrated map for travel notes and route planning
Live tables that are created on the fly based on the user defined rules which can also be pasted into spread-sheet programs
Live statistical charts that are created from the values in the tables
Themes in text editor, including background images
Favorite entries
Spell checking
Links between entries and to URIs
Automatically created back-links to entries referring to the current entry
Printing individual entries or whole diaries
Automatically logs out when not used for some time (to protect encrypted diaries)
Multiple automatic backups to prevent data loss

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Screenshots

Observed history

App	Change	Version	When ↓

No observed changes yet.

The initial import establishes a baseline. Future version changes will appear here.

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Upstream releases

Release notes supplied by the developer. These dates are not Flathub package publication times.

3.1.431 Jul 2026

Added contextual help for filterers

Improved the look of the Completion filterer

Switched Indentation Level filterer to use a slider

Renamed levels in the Heading Level filterer to the new M/L/Title notation

Made Contains Text filterer reject non-tag-defining paras in title-only mode

Added support for entries to Has Image filterer

Hide the filter list during text search filter editing

Made spellchecker ignore single quotes at word boundaries

Update the name in the list when a filter is renamed in the filter dialog

Added ES translation

Fixed window title displaying previous entry's name

Fixed some empty filterers disappearing on load

Fixed "Always Show a Fixed Entry" startup option with old entries

Fixed negating child filterers

Made Between Entries filterer ignore begin bound when no entry is selected

Do not assign system theme to entries when inheriting

Detect read-only status of the host diary correctly in background parser / spellchecking

Fixed quotation and folding boundary calculations in some corner cases

Fixed positioning of center aligned images

Fixed TableLine.get_elem() in py bindings

Fixed upgrading entries with locations

3.1.315 Jul 2026

Ignore diacritics in text searching

Added an experimental org-mode importer script

Added an experimental KML importer script

Shorten horizontal rules to match paragraph's width after indentation

Improved style inheritance rules for newly created paragraphs

Try a bit harder to assign a theme to a newly created entry before resorting to system theme

Several improvements in import and export dialogs

Updated FR translation

Fixed disappearing search match highlights in the text editor

Addressed data loss when an entry is dropped onto a descendant of itself

Fixed converting tags to links

Fixed crash in maps when clearing markers

Fixed detection of stock ids

Fixed real-time update of delta columns

3.1.230 May 2026

Compacted daily backups section in the preferences

Some refinements and expansions in the Python API

Added a "Search in Google" script

Improved the behavior of table widget during diary initialization

Updated translations

Fixed crash when discussing entries

Fixed message ordering in ChatGPT importer

Fixed style inheritance for new paragraphs

Fixed crash when enabling editing before the diary is ready

Fixed coloring of the inline links

Fixed adding links under some corner conditions

3.1.116 May 2026

Added an experimental ChatGPT json importer

Added an experimental Claude json importer

Disable spellchecking for locked entries

Some improvements in the import dialog

Close info-bar on diary close

Some refinements and expansions in the Python API

Improved color contrast in themes

Apply indentation to image paragraphs, too

Disabled indentation for non-left aligned paragraphs

Updated German translation

Do not destroy hierarchy when moving multiple entries in the list

Fixed some glitches in drag and drop

Fixed and improved the positioning of paned widgets

Fixed theme related glitches in search widget

Fixed text alignment in indented image paragraphs

Fixed direct opening of encrypted diaries

Fixed several crashes