# https://docs.microsoft.com/en-us/typography/opentype/spec/

# magic
"ttcf"

# feature tags
"aalt"
"abvf"
"abvm"
"abvs"
"afrc"
"akhn"
"blwf"
"blwm"
"blws"
"calt"
"case"
"ccmp"
"cfar"
"cjct"
"clig"
"cpct"
"cpsp"
"cswh"
"curs"
"cv01"
"c2pc"
"c2sc"
"dist"
"dlig"
"dnom"
"dtls"
"expt"
"falt"
"fin2"
"fin3"
"fina"
"flac"
"frac"
"fwid"
"half"
"haln"
"halt"
"hist"
"hkna"
"hlig"
"hngl"
"hojo"
"hwid"
"init"
"isol"
"ital"
"jalt"
"jp78"
"jp83"
"jp90"
"jp04"
"kern"
"lfbd"
"liga"
"ljmo"
"lnum"
"locl"
"ltra"
"ltrm"
"mark"
"med2"
"medi"
"mgrk"
"mkmk"
"mset"
"nalt"
"nlck"
"nukt"
"numr"
"onum"
"opbd"
"ordn"
"ornm"
"palt"
"pcap"
"pkna"
"pnum"
"pref"
"pres"
"pstf"
"psts"
"pwid"
"qwid"
"rand"
"rclt"
"rlig"
"rkrf"
"rphf"
"rtbd"
"rtla"
"rtlm"
"ruby"
"rvrn"
"salt"
"sinf"
"size"
"smcp"
"smpl"
"ss01"
"ssty"
"stch"
"subs"
"sups"
"swsh"
"titl"
"tjmo"
"tnam"
"tnum"
"trad"
"twid"
"unic"
"valt"
"vatu"
"vert"
"vhal"
"vjmo"
"vkna"
"vkrn"
"vpal"
"vrt2"
"vrtr"
"zero"

# baseline tags
"hang"
"icfb"
"ictf"
"ideo"
"idtp"
"math"
"romn"

# axis tags
"ital"
"opsz"
"slnt"
"wdth"
"wght"

# tables
"BASE"
"CBDT"
"CBLC"
"CFF"
"CFF2"
"COLR"
"CPAL"
"DSIG"
"EBDT"
"EBLC"
"EBSC"
"GDEF"
"GPOS"
"GSUB"
"HVAR"
"JSTF"
"LTSH"
"MATH"
"MERG"
"MVAR"
"OTTO"
"PCLT"
"STAT"
"SVG"
"VDMX"
"VORG"
"VVAR"
"avar"
"cmap"
"cmat"
"cvar"
"cvt"
"fpgm"
"fvar"
"gasp"
"glyf"
"gvar"
"hdmx"
"head"
"hhea"
"hmtx"
"kern"
"loca"
"maxp"
"meta"
"name"
"post"
"prep"
"sbix"
"vhea"
"vmtx"

# script tags
"adlm"
"ahom"
"hluw"
"arab"
"armn"
"avst"
"bali"
"bamu"
"bass"
"batk"
"beng"
"bng2"
"bhks"
"bopo"
"brah"
"brai"
"bugi"
"buhd"
"byzm"
"cans"
"cari"
"aghb"
"cakm"
"cham"
"cher"
"hani"
"copt"
"cprt"
"cyrl"
"dsrt"
"deva"
"dev2"
"dogr"
"dupl"
"egyp"
"elba"
"ethi"
"geor"
"glag"
"goth"
"gran"
"grek"
"gujr"
"gjr2"
"gong"
"guru"
"gur2"
"hang"
"jamo"
"rohg"
"hano"
"hatr"
"hebr"
"kana"
"armi"
"phli"
"prti"
"java"
"kthi"
"knda"
"knd2"
"kana"
"kali"
"khar"
"khmr"
"khoj"
"sind"
"lao "
"latn"
"lepc"
"limb"
"lina"
"linb"
"lisu"
"lyci"
"lydi"
"mahj"
"maka"
"mlym"
"mlm2"
"mand"
"mani"
"marc"
"gonm"
"math"
"medf"
"mtei"
"mend"
"merc"
"mero"
"plrd"
"modi"
"mong"
"mroo"
"mult"
"musc"
"mymr"
"mym2"
"nbat"
"newa"
"talu"
"nko "
"nshu"
"orya"
"ory2"
"ogam"
"olck"
"ital"
"hung"
"narb"
"perm"
"xpeo"
"sogo"
"sarb"
"orkh"
"osge"
"osma"
"hmng"
"palm"
"pauc"
"phag"
"phnx"
"phlp"
"rjng"
"runr"
"samr"
"saur"
"shrd"
"shaw"
"sidd"
"sgnw"
"sinh"
"sogd"
"sora"
"soyo"
"xsux"
"sund"
"sylo"
"syrc"
"tglg"
"tagb"
"tale"
"lana"
"tavt"
"takr"
"taml"
"tml2"
"tang"
"telu"
"tel2"
"thaa"
"thai"
"tibt"
"tfng"
"tirh"
"ugar"
"vai "
"wara"
"yi "
"zanb"

# language tags
"ABA "
"ABK "
"ACH "
"ACR "
"ADY "
"AFK "
"AFR "
"AGW "
"AIO "
"AKA "
"ALS "
"ALT "
"AMH "
"ANG "
"APPH"
"ARA "
"ARG "
"ARI "
"ARK "
"ASM "
"AST "
"ATH "
"AVR "
"AWA "
"AYM "
"AZB "
"AZE "
"BAD "
"BAD0"
"BAG "
"BAL "
"BAN "
"BAR "
"BAU "
"BBC "
"BBR "
"BCH "
"BCR "
"BDY "
"BEL "
"BEM "
"BEN "
"BGC "
"BGQ "
"BGR "
"BHI "
"BHO "
"BIK "
"BIL "
"BIS "
"BJJ "
"BKF "
"BLI "
"BLK "
"BLN "
"BLT "
"BMB "
"BML "
"BOS "
"BPY "
"BRE "
"BRH "
"BRI "
"BRM "
"BRX "
"BSH "
"BSK "
"BTI "
"BTS "
"BUG "
"BYV "
"CAK "
"CAT "
"CBK "
"CCHN"
"CEB "
"CHE "
"CHG "
"CHH "
"CHI "
"CHK "
"CHK0"
"CHO "
"CHP "
"CHR "
"CHA "
"CHU "
"CHY "
"CGG "
"CJA "
"CJM "
"CMR "
"COP "
"COR "
"COS "
"CPP "
"CRE "
"CRR "
"CRT "
"CSB "
"CSL "
"CSY "
"CTG "
"CUK "
"DAN "
"DAR "
"DAX "
"DCR "
"DEU "
"DGO "
"DGR "
"DHG "
"DHV "
"DIQ "
"DIV "
"DJR "
"DJR0"
"DNG "
"DNJ "
"DNK "
"DRI "
"DUJ "
"DUN "
"DZN "
"EBI "
"ECR "
"EDO "
"EFI "
"ELL "
"EMK "
"ENG "
"ERZ "
"ESP "
"ESU "
"ETI "
"EUQ "
"EVK "
"EVN "
"EWE "
"FAN "
"FAN0"
"FAR "
"FAT "
"FIN "
"FJI "
"FLE "
"FMP "
"FNE "
"FON "
"FOS "
"FRA "
"FRC "
"FRI "
"FRL "
"FRP "
"FTA "
"FUL "
"FUV "
"GAD "
"GAE "
"GAG "
"GAL "
"GAR "
"GAW "
"GEZ "
"GIH "
"GIL "
"GIL0"
"GKP "
"GLK "
"GMZ "
"GNN "
"GOG "
"GON "
"GRN "
"GRO "
"GUA "
"GUC "
"GUF "
"GUJ "
"GUZ "
"HAI "
"HAL "
"HAR "
"HAU "
"HAW "
"HAY "
"HAZ "
"HBN "
"HER "
"HIL "
"HIN "
"HMA "
"HMN "
"HMO "
"HND "
"HO  "
"HRI "
"HRV "
"HUN "
"HYE "
"HYE0"
"IBA "
"IBB "
"IBO "
"IJO "
"IDO "
"ILE "
"ILO "
"INA "
"IND "
"ING "
"INU "
"IPK "
"IPPH"
"IRT "
"ISL "
"ISM "
"ITA "
"IWR "
"JAM "
"JAN "
"JAV "
"JBO "
"JCT "
"JII "
"JUD "
"JUL "
"KAB "
"KAB0"
"KAC "
"KAL "
"KAN "
"KAR "
"KAT "
"KAZ "
"KDE "
"KEA "
"KEB "
"KEK "
"KGE "
"KHA "
"KHK "
"KHM "
"KHS "
"KHT "
"KHV "
"KHW "
"KIK "
"KIR "
"KIS "
"KIU "
"KJD "
"KJP "
"KJZ "
"KKN "
"KLM "
"KMB "
"KMN "
"KMO "
"KMS "
"KMZ "
"KNR "
"KOD "
"KOH "
"KOK "
"KON "
"KOM "
"KON0"
"KOP "
"KOR "
"KOS "
"KOZ "
"KPL "
"KRI "
"KRK "
"KRL "
"KRM "
"KRN "
"KRT "
"KSH "
"KSH0"
"KSI "
"KSM "
"KSW "
"KUA "
"KUI "
"KUL "
"KUM "
"KUR "
"KUU "
"KUY "
"KYK "
"KYU "
"LAD "
"LAH "
"LAK "
"LAM "
"LAO "
"LAT "
"LAZ "
"LCR "
"LDK "
"LEZ "
"LIJ "
"LIM "
"LIN "
"LIS "
"LJP "
"LKI "
"LMA "
"LMB "
"LMO "
"LMW "
"LOM "
"LRC "
"LSB "
"LSM "
"LTH "
"LTZ "
"LUA "
"LUB "
"LUG "
"LUH "
"LUO "
"LVI "
"MAD "
"MAG "
"MAH "
"MAJ "
"MAK "
"MAL "
"MAM "
"MAN "
"MAP "
"MAR "
"MAW "
"MBN "
"MBO "
"MCH "
"MCR "
"MDE "
"MDR "
"MEN "
"MER "
"MFA "
"MFE "
"MIN "
"MIZ "
"MKD "
"MKR "
"MKW "
"MLE "
"MLG "
"MLN "
"MLR "
"MLY "
"MND "
"MNG "
"MNI "
"MNK "
"MNX "
"MOH "
"MOK "
"MOL "
"MON "
"MOR "
"MOS "
"MRI "
"MTH "
"MTS "
"MUN "
"MUS "
"MWL "
"MWW "
"MYN "
"MZN "
"NAG "
"NAH "
"NAN "
"NAP "
"NAS "
"NAU "
"NAV "
"NCR "
"NDB "
"NDC "
"NDG "
"NDS "
"NEP "
"NEW "
"NGA "
"NGR "
"NHC "
"NIS "
"NIU "
"NKL "
"NKO "
"NLD "
"NOE "
"NOG "
"NOR "
"NOV "
"NSM "
"NSO "
"NTA "
"NTO "
"NYM "
"NYN "
"NZA "
"OCI "
"OCR "
"OJB "
"ORI "
"ORO "
"OSS "
"PAA "
"PAG "
"PAL "
"PAM "
"PAN "
"PAP "
"PAP0"
"PAS "
"PAU "
"PCC "
"PCD "
"PDC "
"PGR "
"PHK "
"PIH "
"PIL "
"PLG "
"PLK "
"PMS "
"PNB "
"POH "
"PON "
"PRO "
"PTG "
"PWO "
"QIN "
"QUC "
"QUH "
"QUZ "
"QVI "
"QWH "
"RAJ "
"RAR "
"RBU "
"RCR "
"REJ "
"RIA "
"RIF "
"RIT "
"RKW "
"RMS "
"RMY "
"ROM "
"ROY "
"RSY "
"RTM "
"RUA "
"RUN "
"RUP "
"RUS "
"SAD "
"SAN "
"SAS "
"SAT "
"SAY "
"SCN "
"SCO "
"SEK "
"SEL "
"SGA "
"SGO "
"SGS "
"SHI "
"SHN "
"SIB "
"SID "
"SIG "
"SKS "
"SKY "
"SCS "
"SLA "
"SLV "
"SML "
"SMO "
"SNA "
"SNA0"
"SND "
"SNH "
"SNK "
"SOG "
"SOP "
"SOT "
"SQI "
"SRB "
"SRD "
"SRK "
"SRR "
"SSL "
"SSM "
"STQ "
"SUK "
"SUN "
"SUR "
"SVA "
"SVE "
"SWA "
"SWK "
"SWZ "
"SXT "
"SXU "
"SYL "
"SYR "
"SYRE"
"SYRJ"
"SYRN"
"SZL "
"TAB "
"TAJ "
"TAM "
"TAT "
"TCR "
"TDD "
"TEL "
"TET "
"TGL "
"TGN "
"TGR "
"TGY "
"THA "
"THT "
"TIB "
"TIV "
"TKM "
"TMH "
"TMN "
"TNA "
"TNE "
"TNG "
"TOD "
"TOD0"
"TPI "
"TRK "
"TSG "
"TSJ "
"TUA "
"TUM "
"TUL "
"TUV "
"TVL "
"TWI "
"TYZ "
"TZM "
"TZO "
"UDM "
"UKR "
"UMB "
"URD "
"USB "
"UYG "
"UZB "
"VEC "
"VEN "
"VIT "
"VOL "
"VRO "
"WA "
"WAG "
"WAR "
"WCR "
"WEL "
"WLN "
"WLF "
"WTM "
"XBD "
"XKF "
"XHS "
"XJB "
"XOG "
"XPE "
"YAK "
"YAO "
"YAP "
"YBA "
"YCR "
"YIC "
"YIM "
"ZEA "
"ZGH "
"ZHA "
"ZHH "
"ZHP "
"ZHS "
"ZHT "
"ZND "
"ZUL "
"ZZA "