| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| a | b | c | d | e | f | g | h | i | j | k | l | m | n | o | p | q | r | s | t | u | v | w | x | y | z |
All other characters must be transcribed and, when diacritics are involved, encoded as sequences of characters with special symbols according to the following tables. Note that diacritics can be ignored throughout.
| Name | Symbol | Transcription | Name | Symbol | Transcription | |
| Acute | ◌́ | ' | Grave | ◌̀ | ` | |
| Tilde | ◌̃ | ~ | Diaeresis (Trema) | ◌̈ | + | |
| Macron above | ◌̄ | = | Circumflex (Caret) | ◌̂ | ^ | |
| Macron below | ◌̱ | _ | Hacek | ◌̌ | $ | |
| Breve | ◌̆ | & | Half circle below | ◌̯ | # | |
| Dot or ring above | ◌̇, ◌̊ | @ | Dot or ring below | ◌̣, ◌̥ | % | |
| Slash or bar | ◌̸, ◌̵ | / | Cedilla or Ogonek | ◌̧, ◌̨ | | |
The following special characters must be encoded using the backslash as an escape character:
| Name | Symbol | Transcription | Name | Symbol | Transcription | |
| AE ligature | Æ | \AE | ae ligature | æ | \ae | |
| OE ligature | Œ | \OE | oe ligature | œ | \oe | |
| Schwa (inverted e) | ə | \e | eng | ŋ | \n | |
| superscript h (aspiration mark) | h | \h | superscript j (palatalization mark) | j | \j | |
| superscript v (labialization mark) | v | \v | superscript u (labialization mark) | u | \u | |
| beta (bilabial voiced spirant) | β | \b | gamma (velar voiced spirant) | γ | \g | |
| delta (dental voiced spirant) | δ | \d | theta (dental voiceless spirant) | ϑ | \f | |
| thorn | þ | \t | hv ligature | ƕ | \hv |
| Examples: | ||||
| Kuryłowicz | Müller | Ṛgveda | Śatapathabrāhmaṇa | Kāṭhaka-Saṁhitā |
| must be encoded as | ||||
| Kuryl/owicz | Mu+ller | R%gveda | S'atapathabra=hman%a | Ka=t%haka-Sam@hita= |
Greek characters must be transcribed by Latin ones in the following way:
Single characters:
| Name | Majuscle | Transcription | Minuscle | Transcription | Name | Majuscle | Transcription | Minuscle | Transcription | |
| alpha | Α | A | α | a | beta | Β | B | β | b | |
| gamma | Γ | G | γ | g | delta | Δ | D | δ | d | |
| epsilon | Ε | E | ε | e | digamma | Ϝ | V | Ϝ | v | |
| zeta | Ζ | Z | ζ | z | eta | Η | H | η | h | |
| theta | Θ | Q | θ | q | iota | Ι | I | ι | i | |
| kappa | Κ | K | κ | k | lambda | Λ | L | λ | l | |
| mu | Μ | M | μ | m | nu | Ν | N | ν | n | |
| xi | Ξ | C | ξ | c | omicron | Ο | O | ο | o | |
| pi | Π | P | π | p | rho | Ρ | R | ρ | r | |
| sigma | Σ | S | σ | s | sigma (final) | ς | j | |||
| tau | Τ | T | τ | t | upsilon | Υ | U | υ | u | |
| phi | Φ | F | φ | f | chi | Χ | X | χ | x | |
| psi | Ψ | Y | ψ | y | omega | Ω | W | ω | w |
Diacritics NEED NOT be added. They can be added in the sequence spirit - accent - iota subscriptum by using the following transcriptions:
| Name | Symbol | Transcription | Name | Symbol | Transcription | |
| Spiritus lenis (Psili) | ◌̕ | ) | Spiritus asper (Dasia) | ◌̔ | ( | |
| Acute (Oxia / Tonos) | ◌́ | ' | Grave (Varia) | ◌̀ | ` | |
| Circumflex (Perispomeni) | ◌̃ | ~ | Diaeresis (Trema, Dialytika) | ◌̈ | + | |
| Iota subscriptum (Ypogegrammeni) | ◌ι | | |
| Examples: | |||||||||||||||||||||
| ὠ | ὡ | ώ | ὼ | ῶ | ὤ | ὢ | ὦ | ὥ | ὣ | ὧ | ᾠ | ᾡ | ῴ | ῲ | ῷ | ᾤ | ᾢ | ᾦ | ᾥ | ᾣ | ᾧ |
| must be encoded as | |||||||||||||||||||||
| w) | w( | w' | w` | w~ | w)' | w)` | w)~ | w(' | w(` | w(~ | w)| | w(| | w'| | w`| | w~| | w)'| | w)`| | w)~| | w('| | w(`| | w(~| |
| Textual example: | |||||||
| ἄνδρα | μοι | ἔννεπε | Μοῦσα | πολύτροπον | ὃς | μάλα | πολλά |
| must be encoded as | |||||||
| a)/ndra | moi | e)/nnepe | Mou~sa | polu/tropon | o(\j | ma/la | polla/ |
Cyrillic elements must be transcribed using the following Latin equivalents:
| Name | Symbol | Equivalent | Transcription | Name | Symbol | Equivalent | Transcription | |
| A | А | A | A | a | а | a | a | |
| B | Б | B | B | b | б | b | b | |
| V | В | V | V | v | в | v | v | |
| G | Г | G | G | g | г | g | g | |
| D | Д | D | D | d | д | d | d | |
| E (YE) | Е | E | E | e (ye) | е | e | e | |
| YO | Ё | Ë | E+ | yo | ё | ë | e+ | |
| ZHe | Ж | Ž | Z$ | zhe | ж | ž | z$ | |
| ZE (stimmh. S) | З | Z | Z | ze (stimmh. s) | з | z | z | |
| I | И | I | I | i | и | i | i | |
| I kratkoe (J) | Й | J | J | i kratkoe (j) | й | j | j | |
| KA | К | K | K | ka | к | k | k | |
| EL | Л | L | L | el | л | l | l | |
| EM | М | M | M | em | м | m | m | |
| EN | Н | N | N | en | н | n | n | |
| O | О | O | O | o | о | o | o | |
| PE | П | P | P | pe | п | p | p | |
| ER | Р | R | R | er | р | r | r | |
| ES | С | S | S | es | с | s | s | |
| TE | Т | T | T | te | т | t | t | |
| U | У | U | U | u | у | u | u | |
| EF | Ф | F | F | ef | ф | f | f | |
| XA | Х | X | X | xa | х | x | x | |
| CE | Ц | C | C | ce | ц | c | c | |
| CHE | Ч | Č | C$ | che | ч | č | c$ | |
| SHA | Ш | Š | S$ | sha | ш | š | s$ | |
| SHCHA | Щ | ŠČ | S$C$ | shcha | щ | šč | s$c$ | |
| ER (HARD SIGN) | Ъ | " | \" | er (hard sign) | ъ | " | \" | |
| ERY | Ы | Y | Y | ery | ы | y | y | |
| SOFT SIGN | Ь | ' | \' | soft sign | ь | ' | \' | |
| REVERSED E | Э | È | E@ | reversed e | э | è | e@ | |
| YU | Ю | JU | JU | yu | ю | ju | ju | |
| YA | Я | JA | JA | ya | я | ja | ja | |
| Ukrainian HARD G | Ґ | G | G` | Ukrainian hard g | ґ | g | g` | |
| Serbian SOFT DJ | Ђ | Đ | D/ | Serbian soft dj | ђ | đ | d/ | |
| Macedonian SOFT DJ | Ѓ | Ǵ | G' | Macedonian soft dj | ѓ | ǵ | g' | |
| Ukrainian YE | Є | JE | JE | Ukrainian ye | є | je | je | |
| Macedonian ZELO (S) | Ѕ | DZ | DZ | Macedonian zelo (s) | ѕ | dz | dz | |
| Ukrainian I | І | Ì | I` | Ukrainian i | і | ì | i` | |
| Ukrainian YI (I with diaeresis) | Ї | Ï | I+ | Ukrainian yi (i with diaeresis) | ї | ï | i+ | |
| Serbian, Macedonian YE | Ј | J | J` | Serbian, Macedonian ye | ј | j | j` | |
| Serbian, Macedonian SOFT L | Љ | LJ | LJ | Serbian, Macedonian soft l | љ | lj | lj | |
| Serbian, Macedonian SOFT N | Њ | NJ | NJ | Serbian, Macedonian soft n | њ | nj | nj | |
| Serbian SOFT T | Ћ | Ć | C' | Serbian soft t | ћ | ć | c' | |
| Macedonian SOFT K | Ќ | Ḱ | K' | Macedonian soft k | ќ | ḱ | k' | |
| Byelorussian SHORT U (U Breve) | Ў | Ŭ | U& | Byelorussian short u (u breve) | ў | ŭ | u& | |
| Serbian DZH | Џ | DŽ | DZ$ | Serbian dzh | џ | dž | dz$ | |
| Church Slavonic YAT | Ѣ | Ě | E$ | Church Slavonic yat | ѣ | ě | e$ | |
| Examples: | ||||
| Трубачев | Мещанинов | Продолжение | Этимология | Караџић |
| are represented in the database as | ||||
| Trubačev | Meščaninov | Prodolženie | Ètimologija | Karadžić |
| and must be encoded as | ||||
| Trubac$ev | Mes$c$aninov | Prodolz$enie | E`timologija | Karadz$ic' |
Georgian elements must be transcribed using the following Latin equivalents:
| Name | Symbol | Equivalent | Transcription | Name | Symbol | Equivalent | Transcription | |
| ani | ა | a | a | bani | ბ | b | b | |
| gani | გ | g | g | doni | დ | d | d | |
| eni | ე | e | e | vini | ვ | v | v | |
| zeni | ზ | z | z | ey | ჱ | ē | e= | |
| tani | თ | t | t | ini | ი | i | i | |
| k'ani | კ | ḳ | k% | lasi | ლ | l | l | |
| mani | მ | m | m | y | ჲ | y | y | |
| nari | ნ | n | n | oni | ო | o | o | |
| p'ari | პ | ṗ | p% | zhani | ჟ | ž | z$ | |
| rae | რ | r | r | sani | ს | s | s | |
| t'ari | ტ | ṭ | t% | uni | უ | u | u | |
| w | ჳ | w | w | pari | ფ | p | p | |
| kani | ქ | k | k | ghani | ღ | ġ | g@ | |
| q'ari | ყ | q̇ | q% | shini | შ | š | s$ | |
| chini | ჩ | č | c$ | cani | ც | c | c | |
| dzili | ძ | dz | dz | c'ili | წ | c̣ | c% | |
| ch'ari | ჭ | č̣ | c$% | xani | ხ | x | x | |
| q | ჴ | q | q | dzhani | ჯ | dž | dz$ | |
| hae | ჰ | h | h | hoe | ჵ | ō | o= |
| Examples: | ||||
| შანიძე | ჯავახიშვილი | ლექსიკონი | ტექსტები | ვეფხისტყაოსანი |
| are represented in the database as | ||||
| Šanidze | Džavaxišvili | leksiḳoni | ṭeksṭebi | vepxisṭq̇aosani |
| and must be encoded as | ||||
| S$anidze | Dz$avaxis$vili | leksik%oni | t%ekst%ebi | vepxist%q%aosani |
Armenian elements must be transcribed using the following Latin equivalents:
| Name | Symbol | Equivalent | Transcription | Name | Symbol | Equivalent | Transcription | |
| Ա | A | A | ա | a | a | |||
| Բ | B | B | բ | b | b | |||
| Գ | G | G | գ | g | g | |||
| Դ | D | D | դ | d | d | |||
| Ե | E | E | ե | e | e | |||
| Զ | Z | Z | զ | z | z | |||
| Է | Ē | E= | է | ē | e= | |||
| Ը | E | E% | ղ | ə | e% | |||
| Թ | Tՙ | T' | թ | tՙ | t' | |||
| Ժ | Ž | Z$ | ժ | ž | z$ | |||
| Ի | I | I | ի | i | i | |||
| Լ | L | L | լ | l | l | |||
| Խ | X | X | խ | x | x | |||
| Ծ | C | C | ծ | c | c | |||
| Կ | K | K | կ | k | k | |||
| Հ | H | H | հ | h | h | |||
| Ձ | J | J | ձ | j | j | |||
| Ղ | Ł | L= | ղ | ł | l= | |||
| Ճ | Č | C$ | ճ | č | c$ | |||
| Մ | M | M | մ | m | m | |||
| Յ | Y | Y | յ | y | y | |||
| Ն | N | N | մ | n | n | |||
| Շ | Š | S$ | շ | š | s$ | |||
| Ո | O | O | ո | o | o | |||
| Չ | Čՙ | C$' | չ | čՙ | c$' | |||
| Պ | P | P | պ | p | p | |||
| Ջ | J̌ | J$ | ջ | ǰ | j$ | |||
| Ռ | R̄ | R= | ռ | r̄ | r= | |||
| Ս | S | S | ս | s | s | |||
| Վ | V | V | վ | v | v | |||
| Տ | T | T | տ | t | t | |||
| Ր | R | R | ր | r | r | |||
| Ց | Cՙ | C' | ց | cՙ | c' | |||
| Ւ | W | W | ւ | w | w | |||
| Փ | Pՙ | P' | փ | pՙ | p' | |||
| Ք | Kՙ | K' | ք | kՙ | k' | |||
| Օ | Ō | O= | օ | ō | o= | |||
| Ֆ | F | F | ֆ | f | f |
| Examples: | ||||
| are represented in the database as | ||||
| and must be encoded as | ||||