I found an archive full of X1 software, and am in the process of renaming the files according to the TNC. Is there any place I can upload them afterwards for someone to rework into proper DATs? There aren't any such tools for OSX, so I can't do that myself.
In the meantime, here is a corrected version of the current DAT, with many of the ZZZ-UNK entries renamed.
game (
name "Bishoujo shashinkan - Studio Cut (1987)(Hard)"
description "Studio Cut (19xx)(Hard)"
rom ( name "Studio Cut (19xx)(Hard).2d" size 327680 crc b6f0148b md5 4bc89f7ad53304c4568a9491ce6bb2fe sha1 9c618d0eee0cb27d20316b75a195fedda8d10afe )
)
game (
name "Trump-kyou (1984)(Hudsonsoft)(JP)"
description "ZZZ-UNK-Card Games (1984)(Hudsonsoft)(ja)(not the real title)"
rom ( name "ZZZ-UNK-Card Games (1984)(Hudsonsoft)(ja)(not the real title).2d" size 327680 crc 9dae7bd0 md5 5d7928eb942e4c193b1bd923d9cd6468 sha1 8413c08a9f39a6b8c817b91da5461438d56cc9aa )
)
game (
name "Chack'n Pop (1984)(Nidecom - Carry Lab)(JP)[LOAD+RUN]"
description "ZZZ-UNK-CHACKN"
rom ( name ZZZ-UNK-CHACKN.d88 size 348848 crc 257df7de md5 9f7ace5216dae6392106761fa98da446 sha1 2bd62b1c1bdeacdeeef80d603b1e1b34a99cbaa0 )
)
game (
name ZZZ-UNK-CZ8FB02
description "ZZZ-UNK-CZ8FB02"
rom ( name ZZZ-UNK-CZ8FB02.2d size 327680 crc 48bcb22e md5 1cbebec0bd19c68a89edd2df57fee5c5 sha1 0ee3f7de9b172544115560b6333a2d88618f56c4 )
)
game (
name ZZZ-UNK-D-SIDE
description "ZZZ-UNK-D-SIDE"
rom ( name ZZZ-UNK-D-SIDE.d88 size 392368 crc d77f7a6b md5 b2b5cb8afd7820933ab5473c5210677d sha1 009908575c5e31e6d1c510b4600e2df5c5c15e25 )
)
game (
name ZZZ-UNK-EXPERTF1
description "ZZZ-UNK-EXPERTF1"
rom ( name ZZZ-UNK-EXPERTF1.2d size 327680 crc a9dc8d15 md5 bd324c29bb5dda581d312c4efa9a03c2 sha1 4f56d5c5e90654d811a3e41a69f3660af01ea0fc )
)
game (
name ZZZ-UNK-EXPERTF2
description "ZZZ-UNK-EXPERTF2"
rom ( name ZZZ-UNK-EXPERTF2.2d size 327680 crc 01c39dd8 md5 46c880d0f5511345d96100d2e92d3fc7 sha1 1f875fc69bf04e832a516b5610469dd5eddb9a22 )
)
game (
name "Expert-X1 Analyzer & Copy Construction v0.8 (198x)(Sunson)(JP)"
description "ZZZ-UNK-EXPERTX1"
rom ( name ZZZ-UNK-EXPERTX1.2d size 327680 crc 03017ab1 md5 c9797a484bafd61f656a045e89408612 sha1 a1a0cf7690ff0c85c3980b2e60f11fbc880e89a5 )
)
game (
name ZZZ-UNK-FAIRIESA
description "ZZZ-UNK-FAIRIESA"
rom ( name ZZZ-UNK-FAIRIESA.2d size 327680 crc 573c4145 md5 5a07c6582631aa78317aa4cd5e83afde sha1 9663371e9b31710e322658bbfd05d6cb603ec46e )
)
game (
name ZZZ-UNK-FAIRIESB
description "ZZZ-UNK-FAIRIESB"
rom ( name ZZZ-UNK-FAIRIESB.2d size 327680 crc 97156c13 md5 5585b4cc63d6ed706b35ecc3bc355d67 sha1 9edbedd72177756e8783e4a74918bd0ed7f045fa )
)
game (
name "Visual instrument player (198x)(Kamiya)(JP)(Disk 2 of 2)"
description "ZZZ-UNK-FM_DATA"
rom ( name ZZZ-UNK-FM_DATA.d88 size 348848 crc 3c3e7e3a md5 f9722f7173621d7d63d567eb43c0c02a sha1 9b113bf140e80a105c69422d780822970a32764d )
)
game (
name "Visual instrument player (198x)(Kamiya)(JP)(Disk 1 of 2)"
description "ZZZ-UNK-FMMUSIC"
rom ( name ZZZ-UNK-FMMUSIC.d88 size 348848 crc 41628a04 md5 39a849e5da551fe175b0574a6b1ebcd9 sha1 bade85f8ddc44822474b7bdfa1406dc9b59a7988 )
)
game (
name ZZZ-UNK-GAME_E
description "ZZZ-UNK-GAME_E"
rom ( name ZZZ-UNK-GAME_E.2d size 327680 crc 8a3f6bb1 md5 468d912f2011e2f9840fdc9870904e5a sha1 163ae5373ac388488bae396f94f95997ef22330c )
)
game (
name Gandhara (1987)(Enix)(JP)[X1 Turbo]
description "ZZZ-UNK-GANDHARA"
rom ( name ZZZ-UNK-GANDHARA.d88 size 348848 crc a5caa4e3 md5 bbee5ea73ae6bad9227e9b245d6a70e9 sha1 9717c0c861e8ffb0da59c216ba25bc9278f118df )
)
game (
name "Lagrange L-2 (1984)(Vehicle Soft - Compac)(JP)"
description "ZZZ-UNK-LAGRANGE"
rom ( name ZZZ-UNK-LAGRANGE.d88 size 349120 crc d0cda086 md5 9c4278ee7db5e18d74bd9acdae8164f0 sha1 edf6e03b7a241939ca44ecc4bc51b6f97fb245a1 )
)
game (
name "Dragon Slayer (1986)(Falcom - Login)(JP)"
description "ZZZ-UNK-LOGIN_DS"
rom ( name ZZZ-UNK-LOGIN_DS.d88 size 415840 crc b31b6641 md5 049ab3f22aa5b6184ca2fa1fcc73cfe4 sha1 ba4ebddb8ea9994bd21b5281a976eb20e0b7754b )
)
game (
name "New FM-driver (198x)"
description "ZZZ-UNK-NEWFMDRV"
rom ( name ZZZ-UNK-NEWFMDRV.2d size 327680 crc 9902518d md5 0ec9ebb6622b6639e021955d47d4d087 sha1 09192f98690c70f3bb5128bc165f9115627fc70c )
)
game (
name "Newtype X1 (1986-11-23)(Softtown & Redmax)(JP)"
description "ZZZ-UNK-NEWTYPE"
rom ( name ZZZ-UNK-NEWTYPE.2d size 327680 crc 63089017 md5 bd75a76fd5077de637a361ef95d87cb7 sha1 a32d831f15f2e0796d0f839494d74d984ef94556 )
)
game (
name "Ouji Binbin monogatari - Sore kara hakusho (1988)(Eastcube)(JP)(Disk 1 of 2)"
description "ZZZ-UNK-OUJI_A"
rom ( name ZZZ-UNK-OUJI_A.2d size 327680 crc 5f17343b md5 98462159613468bccac76ea2d19650de sha1 8290d9fe662567170e4737692cd2efb3a78ea2ff )
)
game (
name "Ouji Binbin monogatari - Sore kara hakusho (1988)(Eastcube)(JP)(Disk 2 of 2)"
description "ZZZ-UNK-OUJI_B"
rom ( name ZZZ-UNK-OUJI_B.2d size 327680 crc 09859d99 md5 8737451822263ced3cd1d2adae85779f sha1 5c809b4f926059e65755291328f089e2a89a2ecf )
)
game (
name ZZZ-UNK-POPLEM_A
description "ZZZ-UNK-POPLEM_A"
rom ( name ZZZ-UNK-POPLEM_A.2d size 327680 crc 29b09279 md5 765b30086fbe2a4c19f09f0cc12a7c58 sha1 1d12cfd7778bc1c52412947adc895006ca15a3b3 )
)
game (
name ZZZ-UNK-POPLEM_B
description "ZZZ-UNK-POPLEM_B"
rom ( name ZZZ-UNK-POPLEM_B.2d size 327680 crc c301f28f md5 c69f2ccbb807c065b0a2493dadc12d22 sha1 b899ea351d9b8b168d3d67198188c2e1197de14d )
)
game (
name "Portopia renzoku satsujin jiken (1983)(Enix)(JP)"
description "ZZZ-UNK-PORTPIA"
rom ( name ZZZ-UNK-PORTPIA.2d size 327680 crc 6699bf3d md5 04d9ade4d658b065c7a283346daf62a6 sha1 5be59558474e4f8709949821cdf8495dd66ed7b3 )
)
game (
name "Seijo Densetsu Tokubetsu-hen - Seijo Panic (1987)(Studio Blue)(JP)"
description "ZZZ-UNK-SEIJOPAN"
rom ( name ZZZ-UNK-SEIJOPAN.2d size 327680 crc 0682a628 md5 7806cb42ee358af554638ffdcbff8985 sha1 323852592d63456a33d0e2fdedabb3a767b7ef94 )
)
game (
name "Wibarm (1986)(Arsys)(JP)(Disk 1 of 2)"
description "ZZZ-UNK-WIB_SYS"
rom ( name ZZZ-UNK-WIB_SYS.d88 size 414992 crc 9670c2c2 md5 7a561e2df8cac53f760016a28c1af65c sha1 49d4539a8eaa81818da1f192cd6bc56dc779291f )
)
game (
name "Wibarm (1986)(Arsys)(JP)(Disk 2 of 2)"
description "ZZZ-UNK-WIB_USR"
rom ( name ZZZ-UNK-WIB_USR.d88 size 414992 crc 61bd9a53 md5 eb3c3ab100bb890f8495d9e767ec9737 sha1 a0e65a7fd206e71e3025dcb1bcd63947914f33f0 )
)
game (
name "Seijo Densetsu - 5 Holy Girls (19xx)(Studio Blue)"
description "5 Holy Girls (19xx)(Studio Blue)"
rom ( name "5 Holy Girls (19xx)(Studio Blue).2d" size 327680 crc bf7ba3de md5 174e5e8072d765ebcdda530f9474e7f9 sha1 83954161250da40cdf77ca6e7f215ccc8cb21819 )
)