0.6.0 Nitrogen

• Levels on which items are drawn are accessible; bonds are indicated to cover other bonds if on higher level
• Broken bond indicator with same color as rest of bond
• Show sum formula of molecule during hover and after selection
• Closable wiki query
• Improved performance for drag-and-drop insertion of molecules
• Associated *.msm files with Molsketch
• Fixed crashes after undo/redo (changed linkage between molecule, bonds, atoms)
• Fixed global preferences (accidentally had no effect)
• Fixed number of hydrogens and charge in saving/loading molecules

0.5.2 Boron-11

• (Drawing) properties of scene
• Reworked selecting of items/hovering over items
• Some remodeling of brackets

0.5.1 Boron-10

• Newman radius of atom to draw Newman-type projections
• New tools for aligning, spacing, and cleaning up molecules
• Better encapsulate calls to OpenBabel to avoid crashes
• Several fixes to qmake/cmake installation of files (including MIME types)

0.5.0 Boron

• change log displayed on startup
• lone pairs and radical electrons
• selection by type (not yet really useful as properties are usually edited only for single items)
• querying Wikidata for chemical structures (requires OpenBabel and InChI support)
• new packaging of Windows libraries (mainly OpenBabel)

0.4.1 Beryllium-7

• text tool
• fixed cmake
• fixed legacy bond import

0.4.0 Beryllium

• test project externalized
• android not quite supported for now
• windows dynamic not built regularly
• Qt4 support to be phased out
• typo in settings fixed (might be reverted)
• library as folder, molecules with names
• frames
• arrows reworked
• several options
• select tip
• equilibrium arrows
• mechanism arroow

0.3.0 Lithium

Renovation:

• Reworked "tools" into "actions", more dynamic addressing via QObject
• Qt5 support
• qmake support
• all actions undo-compatible
• Use Qt SVG

Features:

• Added context menu
• individual line/arrow width (relative to global width)
• draw on grid
• rotation in discrete steps
• MSK file format
• more arrow types
• Android support
• OpenBabel via Plugin

0.1.x Helium alpha 2

Features:

• the implicit hydrogens are now drawn on the right side of the parent atom (thanks to Tim Vandermeersch)
• the reusabled classes are now in a seperate (static) library

Bug fixes:

• fixed & improved library code (thanks to Tim Vandermeersch)
• move regression fixed
• save implicit hydrogens

0.1.x Helium alpha 1

Features:

• added option to add/remove single implicit hydrogens
• added 2D rotating
• rudimentary support for 3D rotation
• improved periodic table
• improved settings dialog
• save position of dock widgets
• remember last accessed path
• support for i18n
• added a panel to the toolbox to directly change the draw options
• support for changing the font of the atom symbols
• support for changing the bond width
• added an autosave feature
• there is now an initial version of a KPart of the molsKetch drawing widget available

Bug fixes:

• fixed crash when trying to remove nonexisting custom molecule
• file extension are now added on saving
• fixed bug on loading/saving CML files

0.1.1 Deuterium

Features:

• added support for OpenBabel under Windows
• switched to cmake as build system
• you can now use left click to delete items in th document
• loaded/imported files are now splitted in seperate molecules
• made hinting less intrusive
• made charge changes undoable
• made scrolling on the document zoom to the cursor position (thanks to Vladimir Zima for the suggestion)
• made the element selector look like a periodic table (thanks to Carsten Niehaus for the suggestion)
• updated the element data
• added bug report menu entry
• updated some of the shortcuts
• clean up of the code and added apidox (thanks to Carsten Niehaus)

Bug fixes:

• fixed some crashes on closing/opening a new document
• lots of other fixes

0.1.0 Hydrogen

• initial release