This list includes proposals funded in whole or in part by SEI that have been completed and have been published. This list is provided purely for tracking past proposals.
LAST UPDATE: May 2023
| Language | Proposal | Contact |
| Adlam | Proposal | Everson |
| Ahom | Proposal | Hosken and Morey |
| Anatolian Hieroglyphs | Proposal | Everson |
| Arabic (additions, for Khowar, Torwali, Burushaski) | Proposal | Bashir, Hassain and Anderson |
| Arabic (additions, for Kashmiri) | Proposal | Aazim, Mansour and Pournader |
| Arabic Mathematical Alphabetic Symbols | Proposal | Lazrek, Sargent, Pournader, Allawi and Anderson |
| Avestan | Proposal | Everson and Pournader |
| Balinese | Proposal | Everson and Suatjana |
| Bamum (modern characters) | Proposal | Everson, Riley and Tuchscherer |
| Bamum Supplement (historic characters) | Proposal | Everson, Riley and Tuchscherer |
| Bassa Vah | Proposal | Everson and Riley |
| Batak | Proposal | Everson and Kozok |
| Bhaiksuki | Proposal | Pandey and Dimitrov |
| Brahmi | Proposal | Glass and Baums |
| Buginese | Proposal | Everson |
| Carian | Proposal | Everson |
| Caucasian Albanian | Proposal | Everson and Gippert |
| Chakma | Proposal | Everson and Hosken |
| Cham | Proposal | Everson |
| Chorasmian | Proposal | |
| Coptic | Proposal | Everson and Emmel |
| Coptic Epact Numbers | Proposal | Pandey |
| Cuneiform | Proposal | Everson, Feuerherm and Tinney |
| Cuneiform (additions) | Proposal | Everson and Tinney |
| Cypriot | Proposal | Everson and Anderson |
| Cypro-Minoan | Proposal | Everson |
| Cyrillic (additions) | Proposal | Everson, Baranov and Rabus (for Slavonic) and Everson, Birnbaum, Cleminson, et al. (for other additions) |
| Dives Akuru (Divehi) | Proposal | Pandey |
| Dogra | Proposal | Pandey |
| Duployan | Proposal | Van Anderson |
| Early Dynastic Cuneiform | Proposal | Crisostomo and Everson |
| Egyptian Hieroglyphs (Gardiner set) | Proposal | Everson and Richmond |
| Elbasan | Proposal | |
| Elymaic | Proposal | Pandey |
| Georgian (additions for Ossetian and Abkhaz) | Proposal | Everson, Melkadze, Pentzlin and Yevlampiev |
| Glagolitic | Proposal | Everson and Cleminson |
| Gondi-Gunjala | Proposal | Pandey |
| Gondi-Masaram | Proposal | Pandey |
| Hanifi Rohingya | Proposal | Pandey |
| Hatran | Proposal | Everson |
| Imperial Aramaic | Proposal | Everson |
| Inscriptional Pahlavi | Proposal | Everson and Pournader |
| Inscriptional Parthian | Proposal | Everson and Pournader |
| Javanese | Proposal | Everson |
| Kaithi | Proposal | Pandey |
| Kayah Li | Proposal | Everson |
| Khitan Small Script | Proposal | West et al. |
| Khojki | Proposal | |
| Khudawadi | Proposal | Pandey |
| Latin (additions for medievalists) | Proposal | Everson, Baker et al. |
| Lepcha | Proposal | Everson |
| Linear A | Proposal | Everson and Younger |
| Linear B | Proposal | Everson and Anderson |
| Lycian | Proposal | Everson |
| Lydian | Proposal | Everson |
| Mahajani | Proposal | Pandey |
| Makasar | Proposal | Pandey |
| Mandaic | Proposal | Everson |
| Manichaean | Proposal | Everson |
| Medefaidrin | Proposal | Rovenchak et. al. |
| Meetei Mayek | Proposal | Everson |
| Meetei Mayek Extended | Proposal | Everson |
| Mende Kikakui | Proposal | Everson |
| Meroitic Cursive and Meroitic Hieroglyphs | Proposal | Everson |
| Miao | Proposal | China, Ireland and UK |
| Modi | Proposal | Pandey |
| Multani | Proposal | Pandey |
| Myanmar (additions for Karen and Kayah) | Proposal | Everson and Hosken |
| Myanmar (additions for Shan and Palaung) | Proposal | Everson and Hosken |
| Nabataean | Proposal | Everson |
| Nandinagari | Proposal | Pandey |
| Newa (Nepaalalipi) | Proposal | Whistler, Pandey, Manandhar et al. |
| N'Ko | Proposal | Everson, Doumbouya, Diané and Jammeh |
| N'Ko additions | Proposal | Everson et al. |
| Nyiakeng Puachue Hmong | Proposal | Everson |
| Ol Chiki | Proposal | Everson |
| Old Hungarian | Proposal | Everson and Szelp |
| Old Italic | Proposal | Everson |
| Old Italic (additions) | Proposal | Everson |
| Old North Arabian | Proposal | Everson |
| Old Permic | Proposal | Everson |
| Old Persian | Proposal | Everson |
| Old South Arabian | Proposal | Mansour and Maktari |
| Old Turkic | Proposal | Everson and Silamu |
| Old Uyghur | Proposal | Pandey |
| Pahawh Hmong | Proposal | Everson |
| Palmyrene | Proposal | Everson |
| Pau Cin Hau | Proposal | Pandey |
| Phoenician | Proposal | Everson |
| Psalter Pahlavi | Proposal | Everson and Pournader |
| Rejang | Proposal | Everson |
| Rumi Numeral Symbols | Proposal | Lazrek |
| Samaritan | Proposal | Everson and Shoulson |
| Saurashtra | Proposal | Everson and Krishnamoorty |
| Sharada | Proposal | Pandey |
| Siddham | Proposal | Pandey |
| SignWriting | Proposal | Everson, Slevinski and Sutton |
| Siyaq (Indic) | Proposal | Pandey |
| Siyaq (Ottoman) | Proposal | Pandey |
| Sogdian, Old | Proposal | Pandey |
| Sora Sompeng | Proposal | Everson |
| Soyombo | Proposal | Pandey |
| Sundanese | Proposal | Everson |
| Sundanese Supplement (historic characters) | Proposal | Everson |
| Tangsa | Proposal | Stephen Morey |
| Tai Tham (Lanna) | Proposal | Everson and Hosken |
| Tai Viet | Proposal | Viet and Brase |
| Takri | Proposal | Pandey |
| Tangut (Xixia) | Proposal | UK et al. |
| Tirhuta | Proposal | Pandey |
| Toto | Proposal | Anderson |
| Unified Canadian Aboriginal Syllabics Extended | Proposal | Everson and Harvey |
| Vai | Proposal | Everson, Nyei, Riley and Sherman |
| Vedic Extensions | Proposal | Everson and Scharf |
| Vithkuqi | Proposal | Everson |
| Wancho | Proposal | Everson |
| Warang Citi | Proposal | Everson |
| Yezidi | Proposal | Karaca et al. |
| Zanabazar Square | Proposal | Pandey |