diff --git a/server/deprecated.py b/server/deprecated.py
new file mode 100644
index 000000000..740f083b5
--- /dev/null
+++ b/server/deprecated.py
@@ -0,0 +1,324 @@
+# Create mappings to compress variant, result and uci/usi move lists a little
+# DEPRECATED (this is in ServerVariants enum from now on)
+V2C_ORIG = {
+    "ataxx": "Z",
+    "chess": "n",
+    "capablanca": "c",
+    "capahouse": "i",
+    "crazyhouse": "h",
+    "bughouse": "F",
+    "atomic": "A",
+    "makruk": "m",
+    "placement": "p",
+    "dragon": "R",
+    "seirawan": "s",
+    "shogi": "g",
+    "minishogi": "a",
+    "shouse": "z",
+    "sittuyin": "y",
+    "xiangqi": "x",
+    "grand": "q",
+    "grandhouse": "r",
+    "gothic": "o",
+    "gothhouse": "t",
+    "embassy": "E",
+    "cambodian": "b",
+    "shako": "d",
+    "minixiangqi": "e",
+    "kyotoshogi": "k",
+    "shogun": "u",
+    "janggi": "j",
+    "makpong": "l",
+    "orda": "f",
+    "khans": "L",
+    "synochess": "v",
+    "hoppelpoppel": "w",
+    "manchu": "M",
+    "dobutsu": "D",
+    "gorogoroplus": "G",
+    "cannonshogi": "W",
+    "shinobi": "J",
+    "shinobiplus": "K",
+    "empire": "P",
+    "ordamirror": "O",
+    "torishogi": "T",
+    "asean": "S",
+    "chak": "C",
+    "chennis": "H",
+    "mansindam": "I",
+    "duck": "U",
+    "spartan": "N",
+    "kingofthehill": "B",
+    "3check": "X",
+    "alice": "Y",
+    "fogofwar": "Q",
+    "antichess": "’",
+    "racingkings": "°",
+    "horde": "š",
+    "shatranj": "†",
+}
+
+
+# DEPRECATED (this is in ServerVariants enum from now on)
+VARIANTS_ORIG = (
+    "chess",
+    "chess960",
+    "bughouse",
+    "bughouse960",
+    "crazyhouse",
+    "crazyhouse960",
+    "atomic",
+    "atomic960",
+    "kingofthehill",
+    "kingofthehill960",
+    "3check",
+    "3check960",
+    "antichess",
+    "antichess960",
+    "racingkings",
+    "racingkings960",
+    "horde",
+    "horde960",
+    "placement",
+    "duck",
+    "alice",
+    "fogofwar",
+    "makruk",
+    "makpong",
+    "cambodian",
+    "sittuyin",
+    "asean",
+    "shogi",
+    "minishogi",
+    "kyotoshogi",
+    "dobutsu",
+    # Gorogoro is superseded by Gorogoro Plus
+    # "gorogoro",
+    "gorogoroplus",
+    "torishogi",
+    "cannonshogi",
+    "xiangqi",
+    "manchu",
+    "janggi",
+    "minixiangqi",
+    "shatranj",
+    "capablanca",
+    "capablanca960",
+    "capahouse",
+    "capahouse960",
+    # We support to import/store/analyze these variants
+    # but don't support to add them to leaderboard page
+    # "gothic",
+    # "gothhouse",
+    # "embassy",
+    "dragon",
+    "seirawan",
+    "seirawan960",
+    "shouse",
+    "grand",
+    "grandhouse",
+    "shogun",
+    "shako",
+    "hoppelpoppel",
+    "mansindam",
+    "orda",
+    "khans",
+    "synochess",
+    # Shinobi is superseded by Shinobiplus Plus
+    # "shinobi",
+    "shinobiplus",
+    "empire",
+    "ordamirror",
+    "chak",
+    "chennis",
+    "spartan",
+    "ataxx",
+)
+
+# DEPRECATED (this is in ServerVariants enum from now on)
+VARIANT_ICONS_ORIG = {
+    "ataxx": "☣",
+    "makruk": "Q",
+    "makpong": "O",
+    "sittuyin": ":",
+    "shogi": "K",
+    "janggi": "=",
+    "xiangqi": "|",
+    "chess": "M",
+    "crazyhouse": "+",
+    "placement": "S",
+    "capablanca": "P",
+    "capahouse": "&",
+    "dragon": "🐉",
+    "seirawan": "L",
+    "seirawan960": "}",
+    "shouse": "$",
+    "grand": "(",
+    "grandhouse": "*",
+    "gothic": "P",
+    "gothhouse": "&",
+    "embassy": "P",
+    "embassyhouse": "&",
+    "minishogi": "6",
+    "dobutsu": "8",
+    "gorogoro": "🐱",
+    "gorogoroplus": "🐱",
+    "torishogi": "🐦",
+    "cannonshogi": "💣",
+    "cambodian": "!",
+    "shako": "9",
+    "minixiangqi": "7",
+    "chess960": "V",
+    "capablanca960": ",",
+    "capahouse960": "'",
+    "crazyhouse960": "%",
+    "kyotoshogi": ")",
+    "shogun": "-",
+    "orda": "R",
+    "khans": "🐎",
+    "synochess": "_",
+    "hoppelpoppel": "`",
+    "manchu": "{",
+    "atomic": "~",
+    "atomic960": "\\",
+    "shinobi": "🐢",
+    "shinobiplus": "🐢",
+    "empire": "♚",
+    "ordamirror": "◩",
+    "asean": "♻",
+    "chak": "🐬",
+    "chennis": "🎾",
+    "mansindam": "⛵",
+    "duck": "🦆",
+    "spartan": "⍺",
+    "kingofthehill": "🏴",
+    "kingofthehill960": "🏁",
+    "3check": "☰",
+    "3check960": "☷",
+    "bughouse": "¢",
+    "bughouse960": "⌀",
+    "alice": "👧",
+    "fogofwar": "🌫",
+    "antichess": "🐥",
+    "antichess960": "🐓",
+    "racingkings": "🚗",
+    "racingkings960": "🚙",
+    "horde": "🐖",
+    "horde960": "🐷",
+    "shatranj": "🐘",
+}
+
+
+# DEPRECATED (this is in ServerVariants enum from now on)
+def variant_display_name_orig(variant):
+    if variant == "seirawan":
+        return "S-CHESS"
+    elif variant == "seirawan960":
+        return "S-CHESS960"
+    elif variant == "shouse":
+        return "S-HOUSE"
+    elif variant == "cambodian":
+        return "OUK CHAKTRANG"
+    elif variant == "ordamirror":
+        return "ORDA MIRROR"
+    elif variant == "gorogoroplus":
+        return "GOROGORO+"
+    elif variant == "kyotoshogi":
+        return "KYOTO SHOGI"
+    elif variant == "torishogi":
+        return "TORI SHOGI"
+    elif variant == "cannonshogi":
+        return "CANNON SHOGI"
+    elif variant == "duck":
+        return "DUCK CHESS"
+    elif variant == "kingofthehill":
+        return "KING OF THE HILL"
+    elif variant == "3check":
+        return "THREE-CHECK"
+    elif variant == "dragon":
+        return "DRAGON CHESS"
+    elif variant == "alice":
+        return "ALICE CHESS"
+    elif variant == "fogofwar":
+        return "FOG OF WAR"
+    else:
+        return variant.upper()
+
+
+def _(message):
+    return message
+
+
+TRANSLATED_VARIANT_NAMES_ORIG = {
+    "ataxx": _("Ataxx"),
+    "chess": _("Chess"),
+    "chess960": _("Chess960"),
+    "crazyhouse": _("Crazyhouse"),
+    "crazyhouse960": _("Crazyhouse960"),
+    "placement": _("Placement"),
+    "atomic": _("Atomic"),
+    "atomic960": _("Atomic960"),
+    "duck": _("Duck Chess"),
+    "alice": _("Alice Chess"),
+    "fogofwar": _("Fog of War"),
+    "makruk": _("Makruk"),
+    "makpong": _("Makpong"),
+    "cambodian": _("Ouk Chaktrang"),
+    "sittuyin": _("Sittuyin"),
+    "asean": _("ASEAN"),
+    "shogi": _("Shogi"),
+    "minishogi": _("Minishogi"),
+    "kyotoshogi": _("Kyoto Shogi"),
+    "dobutsu": _("Dobutsu"),
+    "bughouse": _("Bughouse"),
+    "bughouse960": _("Bughouse960"),
+    # Gorogoro is superseded by Gorogoro Plus
+    "gorogoro": _("Gorogoro"),
+    "gorogoroplus": _("Gorogoro+"),
+    "torishogi": _("Tori Shogi"),
+    "cannonshogi": _("Cannon Shogi"),
+    "xiangqi": _("Xiangqi"),
+    "manchu": _("Manchu+"),
+    "janggi": _("Janggi"),
+    "minixiangqi": _("Minixiangqi"),
+    "capablanca": _("Capablanca"),
+    "capablanca960": _("Capablanca960"),
+    "capahouse": _("Capahouse"),
+    "capahouse960": _("Capahouse960"),
+    # We support to import/store/analyze these variants
+    # but don't support to add them to leaderboard page
+    "gothic": _("Gothic"),
+    "gothhouse": _("Gothhouse"),
+    "embassy": _("Embassy"),
+    "dragon": _("Dragon Chess"),
+    "seirawan": _("S-Chess"),
+    "seirawan960": _("S-Chess960"),
+    "shouse": _("S-House"),
+    "grand": _("Grand"),
+    "grandhouse": _("Grandhouse"),
+    "shogun": _("Shogun"),
+    "shako": _("Shako"),
+    "hoppelpoppel": _("Hoppel-Poppel"),
+    "orda": _("Orda Chess"),
+    "khans": _("Khan's Chess"),
+    "synochess": _("Synochess"),
+    "shinobi": _("Shinobi"),
+    "shinobiplus": _("Shinobi+"),
+    "empire": _("Empire"),
+    "ordamirror": _("Orda Mirror"),
+    "chak": _("Chak"),
+    "chennis": _("Chennis"),
+    "spartan": _("Spartan"),
+    "kingofthehill": _("King of the Hill"),
+    "kingofthehill960": _("King of the Hill 960"),
+    "3check": _("Three check"),
+    "3check960": _("Three check 960"),
+    "mansindam": _("Mansindam"),
+    "antichess": _("Antichess"),
+    "antichess960": _("Antichess960"),
+    "racingkings": _("Racing Kings"),
+    "racingkings960": _("Racing Kings 1440"),
+    "horde": _("Horde"),
+    "horde960": _("Horde960"),
+    "shatranj": _("Shatranj"),
+}