| Software | Purpose | Version | License | Generation | Reading | More info |
| Official InChI software | converter | 1.01 | Free (LGPL) | Yes | Yes | |
| ACD Labs ChemSketch | drawing | 8.0 | Freeware | Yes | No | here |
| ACD Labs ChemSketch | drawing | 9.0 | Commercial | Yes | Yes | here |
| BKChem | drawing | 0.11.2 | Free (GPL) | Yes | Yes | here |
| ChemAxon Marvin | drawing | 4.0.3 | Freeware | Yes | Yes1 | here |
| Ninja | toolkit | 0.1.2 | Free (OSL) | No | Yes | java |
| Rosetta | toolkit | 0.3.0 | Free (OSL) | No | Yes | java |
| OpenBabel | toolkit | 2.0.0 | Free (GPL) | Yes | No | here |
| CACTVS | toolkit | 3.340 | Free for academic use | Yes | Yes | |
| ChemSpider Name-to-Structure service | online service | Free | Yes | Yes | ||
| Pubchem Server Side Editor | online editor | 1.12 | Free | Yes | Yes | generates InChI (and SMILES) in real time, uses CACTVS |
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