diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index f288f8f4..cb63a27a 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -18,6 +18,7 @@ Unreleased
 - Started using annotations
 - Better support for the walrus operator
 - Project attributes are now read accessible
+- Removed all deprecations
 
 This is likely going to be the last minor release before 1.0.
 
diff --git a/conftest.py b/conftest.py
index f174c1e8..c6d02216 100644
--- a/conftest.py
+++ b/conftest.py
@@ -16,6 +16,7 @@ collect_ignore = [
     'jedi/inference/compiled/subprocess/__main__.py',
     'build/',
     'test/examples',
+    'sith.py',
 ]
 
 
diff --git a/docs/docs/api.rst b/docs/docs/api.rst
index 33346d7d..8eac9bd6 100644
--- a/docs/docs/api.rst
+++ b/docs/docs/api.rst
@@ -169,6 +169,5 @@ Deprecations
 
 The deprecation process is as follows:
 
-1. A deprecation is announced in the next major/minor release.
-2. We wait either at least a year and at least two minor releases until we
-   remove the deprecated functionality.
+1. A deprecation is announced in any release.
+2. The next major release removes the deprecated functionality.
diff --git a/jedi/__init__.py b/jedi/__init__.py
index b7641918..1c8cb682 100644
--- a/jedi/__init__.py
+++ b/jedi/__init__.py
@@ -29,8 +29,7 @@ load
 
 __version__ = '0.17.2'
 
-from jedi.api import Script, Interpreter, set_debug_function, \
-    preload_module, names
+from jedi.api import Script, Interpreter, set_debug_function, preload_module
 from jedi import settings
 from jedi.api.environment import find_virtualenvs, find_system_environments, \
     get_default_environment, InvalidPythonEnvironment, create_environment, \
diff --git a/jedi/api/__init__.py b/jedi/api/__init__.py
index 34718881..7942f6b4 100644
--- a/jedi/api/__init__.py
+++ b/jedi/api/__init__.py
@@ -8,7 +8,6 @@ debug messages to stdout, simply call :func:`set_debug_function` without
 arguments.
 """
 import sys
-import warnings
 from pathlib import Path
 
 import parso
@@ -90,23 +89,16 @@ class Script:
 
     :param code: The source code of the current file, separated by newlines.
     :type code: str
-    :param line: Deprecated, please use it directly on e.g. ``.complete``
-    :type line: int
-    :param column: Deprecated, please use it directly on e.g. ``.complete``
-    :type column: int
     :param path: The path of the file in the file system, or ``''`` if
         it hasn't been saved yet.
     :type path: str or pathlib.Path or None
-    :param sys_path: Deprecated, use the project parameter.
-    :type sys_path: typing.List[str]
     :param Environment environment: Provide a predefined :ref:`Environment <environments>`
         to work with a specific Python version or virtualenv.
     :param Project project: Provide a :class:`.Project` to make sure finding
         references works well, because the right folder is searched. There are
         also ways to modify the sys path and other things.
     """
-    def __init__(self, code=None, line=None, column=None, path=None,
-                 sys_path=None, environment=None, project=None, source=None):
+    def __init__(self, code=None, *, path=None, environment=None, project=None):
         self._orig_path = path
         # An empty path (also empty string) should always result in no path.
         if isinstance(path, str):
@@ -114,27 +106,6 @@ class Script:
 
         self.path = path.absolute() if path else None
 
-        if line is not None:
-            warnings.warn(
-                "Providing the line is now done in the functions themselves "
-                "like `Script(...).complete(line, column)`",
-                DeprecationWarning,
-                stacklevel=2
-            )
-        if column is not None:
-            warnings.warn(
-                "Providing the column is now done in the functions themselves "
-                "like `Script(...).complete(line, column)`",
-                DeprecationWarning,
-                stacklevel=2
-            )
-        if source is not None:
-            code = source
-            warnings.warn(
-                "Use the code keyword argument instead.",
-                DeprecationWarning,
-                stacklevel=2
-            )
         if code is None:
             # TODO add a better warning than the traceback!
             with open(path, 'rb') as f:
@@ -143,15 +114,6 @@ class Script:
         if project is None:
             # Load the Python grammar of the current interpreter.
             project = get_default_project(None if self.path is None else self.path.parent)
-        # TODO deprecate and remove sys_path from the Script API.
-        if sys_path is not None:
-            project._sys_path = sys_path
-            warnings.warn(
-                "Deprecated since version 0.17.0. Use the project API instead, "
-                "which means Script(project=Project(dir, sys_path=sys_path)) instead.",
-                DeprecationWarning,
-                stacklevel=2
-            )
 
         self._inference_state = InferenceState(
             project, environment=environment, script_path=self.path
@@ -168,7 +130,6 @@ class Script:
         debug.speed('parsed')
         self._code_lines = parso.split_lines(code, keepends=True)
         self._code = code
-        self._pos = line, column
 
         cache.clear_time_caches()
         debug.reset_time()
@@ -251,14 +212,6 @@ class Script:
             )
             return completion.complete()
 
-    def completions(self, fuzzy=False):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use Script(...).complete instead.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.complete(*self._pos, fuzzy=fuzzy)
-
     @validate_line_column
     def infer(self, line=None, column=None, *, only_stubs=False, prefer_stubs=False):
         """
@@ -303,25 +256,6 @@ class Script:
         # the API.
         return helpers.sorted_definitions(set(defs))
 
-    def goto_definitions(self, **kwargs):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use Script(...).infer instead.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.infer(*self._pos, **kwargs)
-
-    def goto_assignments(self, follow_imports=False, follow_builtin_imports=False, **kwargs):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use Script(...).goto instead.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.goto(*self._pos,
-                         follow_imports=follow_imports,
-                         follow_builtin_imports=follow_builtin_imports,
-                         **kwargs)
-
     @validate_line_column
     def goto(self, line=None, column=None, *, follow_imports=False, follow_builtin_imports=False,
              only_stubs=False, prefer_stubs=False):
@@ -452,14 +386,6 @@ class Script:
                 return [classes.Name(self._inference_state, name)]
         return []
 
-    def usages(self, **kwargs):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use Script(...).get_references instead.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.get_references(*self._pos, **kwargs)
-
     @validate_line_column
     def get_references(self, line=None, column=None, **kwargs):
         """
@@ -490,14 +416,6 @@ class Script:
             return helpers.sorted_definitions(definitions)
         return _references(**kwargs)
 
-    def call_signatures(self):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use Script(...).get_signatures instead.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.get_signatures(*self._pos)
-
     @validate_line_column
     def get_signatures(self, line=None, column=None):
         """
@@ -823,21 +741,6 @@ class Interpreter(Script):
         )
 
 
-def names(source=None, path=None, all_scopes=False,
-          definitions=True, references=False, environment=None):
-    warnings.warn(
-        "Deprecated since version 0.16.0. Use Script(...).get_names instead.",
-        DeprecationWarning,
-        stacklevel=2
-    )
-
-    return Script(source, path=path).get_names(
-        all_scopes=all_scopes,
-        definitions=definitions,
-        references=references,
-    )
-
-
 def preload_module(*modules):
     """
     Preloading modules tells Jedi to load a module now, instead of lazy parsing
diff --git a/jedi/api/classes.py b/jedi/api/classes.py
index 42aac726..0cd3371d 100644
--- a/jedi/api/classes.py
+++ b/jedi/api/classes.py
@@ -14,7 +14,6 @@ These classes are the much biggest part of the API, because they contain
 the interesting information about all operations.
 """
 import re
-import warnings
 from pathlib import Path
 from typing import Optional
 
@@ -451,14 +450,6 @@ class BaseName:
         return [self if n == self._name else Name(self._inference_state, n)
                 for n in names]
 
-    def goto_assignments(self, **kwargs):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use .goto.",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return self.goto(**kwargs)
-
     @debug.increase_indent_cm('infer on name')
     def infer(self, *, only_stubs=False, prefer_stubs=False):
         """
@@ -495,28 +486,6 @@ class BaseName:
         return [self if n == self._name else Name(self._inference_state, n)
                 for n in resulting_names]
 
-    @property  # type: ignore[misc]
-    @memoize_method
-    def params(self):
-        warnings.warn(
-            "Deprecated since version 0.16.0. Use get_signatures()[...].params",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        # Only return the first one. There might be multiple one, especially
-        # with overloading.
-        for signature in self._get_signatures():
-            return [
-                Name(self._inference_state, n)
-                for n in signature.get_param_names(resolve_stars=True)
-            ]
-
-        if self.type == 'function' or self.type == 'class':
-            # Fallback, if no signatures were defined (which is probably by
-            # itself a bug).
-            return []
-        raise AttributeError('There are no params defined on this.')
-
     def parent(self):
         """
         Returns the parent scope of this identifier.
@@ -779,15 +748,6 @@ class Name(BaseName):
     def __init__(self, inference_state, definition):
         super().__init__(inference_state, definition)
 
-    @property
-    def desc_with_module(self):
-        warnings.warn(
-            "Deprecated since version 0.17.0. No replacement for now, maybe .full_name helps",
-            DeprecationWarning,
-            stacklevel=2
-        )
-        return "%s:%s" % (self.module_name, self.description)
-
     @memoize_method
     def defined_names(self):
         """
diff --git a/test/test_api/test_call_signatures.py b/test/test_api/test_call_signatures.py
index 664eec86..70631ebd 100644
--- a/test/test_api/test_call_signatures.py
+++ b/test/test_api/test_call_signatures.py
@@ -253,7 +253,7 @@ def test_complex(Script, environment):
 
 
 def _params(Script, source, line=None, column=None):
-    signatures = Script(source, line, column).get_signatures()
+    signatures = Script(source).get_signatures(line, column)
     assert len(signatures) == 1
     return signatures[0].params
 
diff --git a/test/test_deprecation.py b/test/test_deprecation.py
deleted file mode 100644
index 39e2baa9..00000000
--- a/test/test_deprecation.py
+++ /dev/null
@@ -1,39 +0,0 @@
-import warnings
-
-import pytest
-
-
-@pytest.fixture(autouse=True)
-def check_for_warning(recwarn):
-    warnings.simplefilter("always")
-    with pytest.warns(DeprecationWarning):
-        yield
-
-
-def test_goto_definitions(Script):
-    int_, = Script('x = 1\nx, y\ny', line=2, column=0).goto_definitions()
-    assert int_.name == 'int'
-
-
-def test_completions(Script):
-    c1, c2 = Script('foobar = 1\nfoobaz= 2\nfoobaz, ffff\nfool = 3', line=3, column=3).completions()
-    assert c1.name == 'foobar'
-    assert c2.name == 'foobaz'
-
-
-def test_goto_assignments(Script):
-    int_, = Script('x = 1\nx, y\ny', line=2, column=0).goto_assignments()
-    assert int_.get_line_code() == 'x = 1\n'
-
-
-def test_usages(Script):
-    d1, d2 = Script('x = 1\nx, y\ny', line=2, column=0).usages()
-    assert d1.name == 'x'
-    assert d1.line == 1
-    assert d2.name == 'x'
-    assert d2.line == 2
-
-
-def test_call_signatures(Script):
-    d1, = Script('abs(float(\nstr(', line=1, column=4).call_signatures()
-    assert d1.name == 'abs'