| System name | Reference | Input | Realisation method | G-IT classification (where applicable) | Language(s) |
| Ontogeneration | Aguado et al, 1998 | - | KPML | x | Spanish |
| - | Davis et al., 2012 | ? | Grammatical framework | C | English and Dutch |
| - | Mahamood and Zembrzuski, 2019 | ? | Grammar engine | x | English |
| FootbOWL | Bouayad-Agha et al., 2011 | OWL | Template | ? | Spanish |
| - | Byamugisha et al., 2016 | OWL | "Pattern" | EP | Runyankore |
| - | Keet and Khumalo, 2017 | OWL | "Pattern" | EP | IsiZulu |
| - | Sadoun et al., 2016 | OWL | Canned text | x | Arabic, English, French, Hindi, Japanese, Mandarin Chinese, Russian, Ukrainian and Tibetan |
| - | Sanby et al., 2016 | OWL | Template, Grammatical Framework | Traditional template | Afrikaans |
| Dannells, 2012 | OWL | Grammatical framework | C | English, Swedish, and Hebrew | |
| - | Dannells, 2010 | OWL | Grammatical framework | C | English, Swedish, and Hebrew |
| - | Enache, 2013 | OWL | Grammatical framework | C | English, French, Italian, Finnish and Swedish |
| - | Camilleri et al., 2012 | OWL | Grammatical framework | x | English, Catalan, Dutch, Finnish, French, German, Italian, Spanish, Swedish, and Urdu |
| - | Dannells, 2008 | OWL | Grammatical framework | CE | English and Swedish |
| OntoVerbal-M | Liang et al., 2011 | OWL | Template | x | English and Mandarin |
| - | Gruzitis, 2011 | OWL | Grammatical framework | CE | English and Latvian |
| NaturalOWL | Androutsopoulos et al., 2013 | OWL | "Sentence plan" | CE | English and Greek |
| - | Bouayad-Agha et al., 2012 | OWL | Meaning-text theory | x | English and Finnish |
| - | Lyudovyk and Weng, 2019 | OWL | Template | x | English |
| - | Nguyen et al., 2019 | OWL | Grammatical framework | ? | English |
| Hootation | Amith et al., 2017 | OWL | Grammar engine | x | English |
| - | Dannells et al., 2011 | OWL | Grammatical framework | C | English |
| OntoVerbal | Liang et al., 2011 | OWL | Template | x | English |
| - | Arguello et al., 2011 | OWL | Template | ? | English |
| SWAT | Stevens et al., 2011 | OWL | Definite Clause Grammar | C | English |
| - | Power and Third, 2010 | OWL | Template | x | English |
| ROA | Davis et al., 2008 | OWL | Template, Grammar engine | EP | English |
| OWL-ACE | Kaljurand and Fuchs, 2007 | OWL | Definite Clause Grammar | C | English |
| - | Hewlett et al., 2005 | OWL | Template | x | English |
| - | Cojocaru and Trausan-Matu, 2015 | OWL | Template | EP | English |
| Ontoque | Al-Yahya, 2011 | OWL, RDF | Template | x | English |
| WYSIWYM | Hielkema et al., 2007 | OWL, RDF | Grammar engine | x | English |
| Ontosum | Bontcheva, 2005 | OWL, RDF, DAML+OIL | HYLITE+ | x | English |
| - | Ngonga Ngomo, 2019 | OWL, RDF, SPARQL | Template | x | English |
| MIAKT | Bontcheva and Wilks, 2004 | RDF, DAML+OIL | HYLITE+ | x | English |
| - | Wilcock, 2003 | RDF, DAML+OIL | Template | ? | English |