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alvaSketcher
A desktop molecular editor for drawing, editing and preparing 2D chemical structures.
Free. 7 of 65 checklist features confirmed.
Official demo
Main canvas
Needs an account or a purchase
Needs an account or a purchase
Default drawings
We could not finish testing this tool: The official alvaSketcher Download section requires an Alvascience login. Stopped without registering, signing in, or entering an email, as instructed.
Needs an account or a purchase
Caffeine
Needs an account or a purchase
Paclitaxel
Needs an account or a purchase
Cholesterol in 3D
- The public Download section displays a login requirement.
- No installer was downloaded or installed.
- Version, architecture, package format, and sizes were unavailable before login.
- Molecule rendering and features were not tested.
Facts
- Runs on
- macOS, Windows, Linux
- License
- Free for academic research and commercial applications; no open-source license stated.
- Price
- Free
- Relies on
- Not established. Canvas provenance and third-party chemistry dependencies unestablished.
- Main language
- Not published
- Other languages
- Not established
- Renderer
- Not established
- Third-party licenses
- Not established
- An Alvascience account is required to access downloads.
- Latest release details and installer sizes are not publicly exposed.
- Publication layout, vector export and offline operation are unverified.
Features
- Tested by running it
- Seen in the app
- The manual says yes
- Partly, with the reason shown
- Not supported
- Not established, which is not the same as no
Select a mark for its proof. A filled mark opens our screenshot, or the manual if the check left nothing to picture. A ring opens the manual.
Drawing structures
- Not establishedSingle, double and triple bonds
- Not establishedWedge, hash and wavy bonds
- Not establishedDative, hydrogen and quadruple bonds
- Not establishedChoose double-bond side
- Partly: vendor claim; ring tools documented; aromatic ring coverage unspecified. Opens the cited page.Ring toolsvendor claim; ring tools documented; aromatic ring coverage unspecified.alvascience.com
- Not establishedChair and Haworth rings
- Partly: vendor claim; chain drawing documented; drag-length control unspecified. Opens the cited page.Chain toolvendor claim; chain drawing documented; drag-length control unspecified.alvascience.com
- Partly: vendor claim; reusable templates documented; library contents unspecified. Opens the cited page.Template libraryvendor claim; reusable templates documented; library contents unspecified.alvascience.com
- Not establishedSave your own templates
- Not establishedGroup abbreviations
- Not establishedCharges, isotopes and atom labels
- Not establishedRadicals and lone pairs
- Not establishedKeyboard drawing
- Partly: vendor claim; select, rotate and flip; lasso and resize unverified. Opens the cited page.Lasso select and transformsvendor claim; select, rotate and flip; lasso and resize unverified.alvascience.com
- Not establishedTilt drawings in perspective
Reactions and mechanisms
- Not establishedReaction arrows
- Not establishedCurved mechanism arrows
- Not establishedMachine-readable reactions
- Not establishedAtom mapping
- Not establishedOrbitals and symbols
Figures and layout
- Not establishedRich text captions
- Not establishedShapes, brackets and curves
- Not establishedAlign and distribute
- Not establishedGroup and ungroup
- Yes, according to the manual: vendor claim; automatic coordinate cleanup. Opens the cited page.2D structure cleanupvendor claim; automatic coordinate cleanup.alvascience.com
- Not establishedJournal drawing styles
- Not establishedReusable custom styles
- Not establishedColor control
- Not establishedColor highlighting
- Not establishedPage layout and multipage
- Not establishedImported pictures
- Not establishedTLC plates and tables
Chemistry intelligence
- Not establishedStructure checking
- Not establishedR/S and E/Z labels
- Not establishedFormula and mass
- Not establishedProperty estimates
- Not establishedName to structure
- Not establishedStructure to name
- Not establishedNMR prediction
- Not establishedR-groups and query structures
- Not establishedPolymers and repeat units
- Not establishedPeptides and nucleic acids
- Not establishedImage to structure
- Not establishedOnline structure lookup
- Not established3D model view
- Not establishedCrystal structures
Files and exchange
- Not establishedCDXML import and export
- Not establishedCDX import and export
- Partly: vendor claim; SDF clipboard output; MOL read/write unverified. Opens the cited page.MOL and SDFvendor claim; SDF clipboard output; MOL read/write unverified.linkedin.com
- Partly: vendor claim; SMILES clipboard output confirmed; import unverified. Opens the cited page.SMILESvendor claim; SMILES clipboard output confirmed; import unverified.linkedin.com
- Not establishedInChI
- Not establishedRXN files
- Not establishedSVG export
- Not establishedPDF export
- Not establishedHigh-resolution PNG
- Not establishedPaste to and from ChemDraw
- Not establishedEditable in Word or PowerPoint
- Not establishedWindows Office OLE
APIs and automation
- Not establishedPython API
- Not establishedJavaScript or TypeScript API
- Not establishedCommand-line tool
- Not establishedAI agent control
- Not establishedBuilt-in AI assistant
Embedding and extension
- Not establishedPlugins
- Not established: No documented editor embedding API, SDK, or package found.Embed in your own appNo documented editor embedding API, SDK, or package found.alvascience.com