diff --git a/libs/charamel/__init__.py b/libs/charamel/__init__.py
new file mode 100644
index 000000000..67d0f36c5
--- /dev/null
+++ b/libs/charamel/__init__.py
@@ -0,0 +1,20 @@
+"""
+🌏 Charamel: Truly Universal Encoding Detection in Python 🌎
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Usage:
+    >>> import charamel
+    >>> detector = charamel.Detector()
+    >>> content = b'El espa\xf1ol o castellano del lat\xedn hablado'
+    >>> encoding = detector.detect(content)
+    >>> encoding
+    <Encoding.ISO_8859_14: 'iso8859_14'>
+    >>> content.decode(encoding)
+    'El español o castellano del latín hablado'
+
+Licensed under Apache 2.0
+"""
+from .detector import Detector  # noqa: F401
+from .encoding import Encoding  # noqa: F401
+
+__version__ = '1.0.0'
diff --git a/libs/charamel/detector.py b/libs/charamel/detector.py
new file mode 100644
index 000000000..c63d307f4
--- /dev/null
+++ b/libs/charamel/detector.py
@@ -0,0 +1,133 @@
+"""
+🌏 Charamel: Truly Universal Encoding Detection in Python 🌎
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Licensed under Apache 2.0
+"""
+import itertools
+import math
+from typing import Dict, List, Optional, Sequence, Set, Tuple
+
+from charamel.encoding import Encoding
+from charamel.resources import load_biases, load_features, load_weights
+
+
+def _get_features(content: bytes) -> Set[int]:
+    """
+    Extract unique byte uni-grams and bi-grams
+
+    Args:
+        content: Encoded text
+
+    Returns:
+        Set of integers that represent byte n-grams
+    """
+    pairs = zip(content, itertools.islice(content, 1, None))
+    return set(content).union(x * 256 + y for x, y in pairs)
+
+
+def _apply_sigmoid(value: float) -> float:
+    """
+    Apply sigmoid function to given value
+    """
+    return 1 / (1 + math.exp(-value))
+
+
+class Detector:
+    """
+    Universal encoding detector
+    """
+
+    def __init__(
+        self,
+        encodings: Sequence[Encoding] = tuple(Encoding),
+        min_confidence: float = 0.0,
+    ):
+        """
+        Create universal encoding detector for given encodings
+
+        Args:
+            encodings: Encodings that will be supported by this Detector instance,
+                less encodings lead to faster runtime
+            min_confidence: Minimum confidence threshold for encodings
+
+        Example:
+            >>> detector = Detector(
+            ...     encodings=[Encoding.UTF_8, Encoding.BIG_5],
+            ...     min_confidence=0.7,
+            ... )
+        """
+        if not encodings:
+            raise ValueError('No encodings specified')
+
+        if not 0.0 <= min_confidence <= 1.0:
+            raise ValueError('min_confidence must be in range [0, 1]')
+
+        self._features = load_features()
+        self._weights = load_weights(encodings)
+        self._biases = load_biases(encodings)
+        self._min_confidence = min_confidence
+
+    def _score(self, content: bytes) -> Dict[Encoding, float]:
+        """
+        Compute how likely each encoding is able to decode the content
+
+        Args:
+            content: Encoded text
+
+        Returns:
+            Real-valued score for each encoding
+        """
+        scores = self._biases.copy()
+        features = _get_features(content).intersection(self._features)
+        indices = [self._features[feature] for feature in features]
+        for encoding, weights in self._weights.items():
+            scores[encoding] += sum(weights[index] for index in indices)
+        return scores
+
+    def detect(self, content: bytes) -> Optional[Encoding]:
+        """
+        Detect the most probable encoding for given byte content
+
+        Args:
+            content: Encoded text
+
+        Returns:
+            Encoding or `None` if not confident enough
+
+        Example:
+            >>> detector = Detector()
+            >>> detector.detect(b'\xc4\xe3\xba\xc3')
+            <Encoding.GB_K: 'gbk'>
+        """
+        scores = self._score(content)
+        if scores:
+            encoding, score = max(scores.items(), key=lambda x: x[1])
+            if _apply_sigmoid(score) >= self._min_confidence:
+                return encoding
+        return None
+
+    def probe(self, content: bytes, top: int = 3) -> List[Tuple[Encoding, float]]:
+        """
+        Detect `top` probable encodings with confidences
+
+        Args:
+            content: Encoded text
+            top: How many of the most likely encodings to return
+
+        Example:
+            >>> detector = Detector()
+            >>> detector.probe(b'\xc4\xe3\xba\xc3')
+            [(<Encoding.GB_K: 'gbk'>, 0.6940633812304486),
+             (<Encoding.GB_18030: 'gb18030'>, 0.6886364021582343),
+             (<Encoding.GB_2312: 'gb2312'>, 0.6707061223726806)]
+        """
+        scores = sorted(self._score(content).items(), key=lambda x: x[1], reverse=True)
+        confidences = [
+            (encoding, _apply_sigmoid(score)) for encoding, score in scores[:top]
+        ]
+        return [
+            (encoding, confidence)
+            for encoding, confidence in confidences
+            if confidence >= self._min_confidence
+        ]
diff --git a/libs/charamel/encoding.py b/libs/charamel/encoding.py
new file mode 100644
index 000000000..21c5b095f
--- /dev/null
+++ b/libs/charamel/encoding.py
@@ -0,0 +1,122 @@
+"""
+🌏 Charamel: Truly Universal Encoding Detection in Python 🌎
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Licensed under Apache 2.0
+"""
+import encodings.aliases
+import enum
+
+
+@enum.unique
+class Encoding(str, enum.Enum):
+    """
+    Python character encodings
+    """
+
+    ASCII = 'ascii'
+    BIG_5 = 'big5'
+    BIG_5_HKSCS = 'big5hkscs'
+    CP_037 = 'cp037'
+    CP_273 = 'cp273'
+    CP_424 = 'cp424'
+    CP_437 = 'cp437'
+    CP_500 = 'cp500'
+    CP_720 = 'cp720'
+    CP_737 = 'cp737'
+    CP_775 = 'cp775'
+    CP_850 = 'cp850'
+    CP_852 = 'cp852'
+    CP_855 = 'cp855'
+    CP_856 = 'cp856'
+    CP_857 = 'cp857'
+    CP_858 = 'cp858'
+    CP_860 = 'cp860'
+    CP_861 = 'cp861'
+    CP_862 = 'cp862'
+    CP_863 = 'cp863'
+    CP_864 = 'cp864'
+    CP_865 = 'cp865'
+    CP_866 = 'cp866'
+    CP_869 = 'cp869'
+    CP_874 = 'cp874'
+    CP_875 = 'cp875'
+    CP_932 = 'cp932'
+    CP_949 = 'cp949'
+    CP_950 = 'cp950'
+    CP_1006 = 'cp1006'
+    CP_1026 = 'cp1026'
+    CP_1125 = 'cp1125'
+    CP_1140 = 'cp1140'
+    CP_1250 = 'cp1250'
+    CP_1251 = 'cp1251'
+    CP_1252 = 'cp1252'
+    CP_1253 = 'cp1253'
+    CP_1254 = 'cp1254'
+    CP_1255 = 'cp1255'
+    CP_1256 = 'cp1256'
+    CP_1257 = 'cp1257'
+    CP_1258 = 'cp1258'
+    EUC_JP = 'euc_jp'
+    EUC_JIS_2004 = 'euc_jis_2004'
+    EUC_JIS_X_0213 = 'euc_jisx0213'
+    EUC_KR = 'euc_kr'
+    GB_2312 = 'gb2312'
+    GB_K = 'gbk'
+    GB_18030 = 'gb18030'
+    HZ = 'hz'
+    ISO_2022_JP = 'iso2022_jp'
+    ISO_2022_JP_1 = 'iso2022_jp_1'
+    ISO_2022_JP_2 = 'iso2022_jp_2'
+    ISO_2022_JP_2004 = 'iso2022_jp_2004'
+    ISO_2022_JP_3 = 'iso2022_jp_3'
+    ISO_2022_JP_EXT = 'iso2022_jp_ext'
+    ISO_2022_KR = 'iso2022_kr'
+    LATIN_1 = 'latin_1'
+    ISO_8859_2 = 'iso8859_2'
+    ISO_8859_3 = 'iso8859_3'
+    ISO_8859_4 = 'iso8859_4'
+    ISO_8859_5 = 'iso8859_5'
+    ISO_8859_6 = 'iso8859_6'
+    ISO_8859_7 = 'iso8859_7'
+    ISO_8859_8 = 'iso8859_8'
+    ISO_8859_9 = 'iso8859_9'
+    ISO_8859_10 = 'iso8859_10'
+    ISO_8859_11 = 'iso8859_11'
+    ISO_8859_13 = 'iso8859_13'
+    ISO_8859_14 = 'iso8859_14'
+    ISO_8859_15 = 'iso8859_15'
+    ISO_8859_16 = 'iso8859_16'
+    JOHAB = 'johab'
+    KOI_8_R = 'koi8_r'
+    KOI_8_T = 'koi8_t'
+    KOI_8_U = 'koi8_u'
+    KZ_1048 = 'kz1048'
+    MAC_CYRILLIC = 'mac_cyrillic'
+    MAC_GREEK = 'mac_greek'
+    MAC_ICELAND = 'mac_iceland'
+    MAC_LATIN_2 = 'mac_latin2'
+    MAC_ROMAN = 'mac_roman'
+    MAC_TURKISH = 'mac_turkish'
+    PTCP_154 = 'ptcp154'
+    SHIFT_JIS = 'shift_jis'
+    SHIFT_JIS_2004 = 'shift_jis_2004'
+    SHIFT_JIS_X_0213 = 'shift_jisx0213'
+    TIS_620 = 'tis_620'
+    UTF_32 = 'utf_32'
+    UTF_32_BE = 'utf_32_be'
+    UTF_32_LE = 'utf_32_le'
+    UTF_16 = 'utf_16'
+    UTF_16_BE = 'utf_16_be'
+    UTF_16_LE = 'utf_16_le'
+    UTF_7 = 'utf_7'
+    UTF_8 = 'utf_8'
+    UTF_8_SIG = 'utf_8_sig'
+
+    @classmethod
+    def _missing_(cls, value):
+        normalized = encodings.normalize_encoding(value).lower()
+        normalized = encodings.aliases.aliases.get(normalized, normalized)
+        if value != normalized:
+            return cls(normalized)
+        return super()._missing_(value)
diff --git a/libs/charamel/resources/__init__.py b/libs/charamel/resources/__init__.py
new file mode 100644
index 000000000..336c41c21
--- /dev/null
+++ b/libs/charamel/resources/__init__.py
@@ -0,0 +1,72 @@
+"""
+🌏 Charamel: Truly Universal Encoding Detection in Python 🌎
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Licensed under Apache 2.0
+"""
+import gzip
+import pathlib
+import struct
+from typing import Any, Dict, List, Sequence
+
+from charamel.encoding import Encoding
+
+RESOURCE_DIRECTORY = pathlib.Path(__file__).parent.absolute()
+WEIGHT_DIRECTORY = RESOURCE_DIRECTORY / 'weights'
+
+
+def _unpack(file: pathlib.Path, pattern: str) -> List[Any]:
+    """
+    Unpack struct values from file
+
+    Args:
+        file: File that stores struct-packed values
+        pattern: Struct pattern
+
+    Returns:
+        List of unpacked values
+    """
+    with gzip.open(file, 'rb') as data:
+        return [values[0] for values in struct.iter_unpack(pattern, data.read())]
+
+
+def load_features() -> Dict[int, int]:
+    """
+    Load byte-level feature names and indices
+
+    Returns:
+        Mapping from features to their indices in weight matrix
+    """
+    features = _unpack(RESOURCE_DIRECTORY / 'features.gzip', pattern='>H')
+    return {feature: index for index, feature in enumerate(features)}
+
+
+def load_biases(encodings: Sequence[Encoding]) -> Dict[Encoding, float]:
+    """
+    Load linear model bias values for given encodings
+
+    Args:
+        encodings: List of encodings
+
+    Returns:
+        Mapping from encodings to their biases
+    """
+    biases = {}
+    with gzip.open(RESOURCE_DIRECTORY / 'biases.gzip', 'rb') as data:
+        for line in data:
+            encoding, bias = line.decode().split()
+            biases[encoding] = float(bias)
+
+    return {encoding: biases[encoding] for encoding in encodings}
+
+
+def load_weights(encodings: Sequence[Encoding]) -> Dict[Encoding, List[float]]:
+    """
+
+    :param encodings:
+    :return:
+    """
+    weights = {}
+    for encoding in encodings:
+        weights[encoding] = _unpack(WEIGHT_DIRECTORY / f'{encoding}.gzip', pattern='>e')
+    return weights
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