Documentation

Neutral black color constant used for fills and backgrounds.

Primary blue color constant used by many examples and defaults.

Conversion factor from degrees to radians.

Unit vector that points downward in scene coordinates.

Base of the natural logarithm.

Primary green color constant used by many examples and defaults.

Unit vector that points left in scene coordinates.

Origin point for the default scene coordinate system.

Ratio of a circle's circumference to its diameter.

Primary red color constant used by many examples and defaults.

Unit vector that points right in scene coordinates.

Full turn constant, equal to ``2 * PI``.

Unit vector that points upward in scene coordinates.

Neutral white color constant used for strokes and text.

Primary yellow color constant used for highlights and labels.

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Line segment with an arrow tip oriented toward the end point.

arrow = Arrow(LEFT, RIGHT, color=YELLOW)

Coordinate axes with configurable ranges and visual lengths.

axes = Axes(x_range=[0, 4, 1], y_range=[0, 3, 1]).to_edge(DOWN, buff=0.6)

Context manager for syncing background audio timing

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Circular outline or filled shape with Manim-style defaults.

circle = Circle(radius=1.5, color=BLUE)

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Filled circular point marker.

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Container that groups child mobjects without changing their types.

Raster image loaded from the user workspace or scene asset map.

logo = ImageMobject("assets/logo.png").scale(0.8)

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Straight segment defined by explicit start and end points.

Base class for drawable objects in the Manim Web runtime.

Math-oriented ``Tex`` variant that accepts multiple fragments.

eq = MathTex(r"e^{i\\pi} + 1 = 0")

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Cartesian grid with helpers for converting coordinates to points.

plane = NumberPlane().scale(0.9)
dot = Dot(plane.c2p(2, 1))

Curve generated by sampling a callable or expression over ``t_range``.

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Axis-aligned rectangle parameterized by width and height.

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Rectangle variant with rounded corners.

Top-level animation container that owns the timeline and exported state.

scene = Scene(width=1280, height=720, fps=30)
scene.add(Text("Hello"))
scene.wait(1)

scene.play(Create(circle), run_time=1.2)
scene.play(square.animate.shift(RIGHT * 2), rate_func=linear)

Square mobject sampled densely for smoother morphing.

square = Square(side_length=2).set_color(WHITE)

Rectangle that surrounds a mobject - exports as 'Rectangle' type

SVG-backed image mobject.

LaTeX-like text mobject represented as a single tex string.

Plain text mobject rendered with the runtime text renderer.

title = Text("Polar Symmetry", font_size=48, color=BLUE)

Continuously trace points returned by a callback over time.

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Numeric container used to drive animations and redraw callbacks.

tracker = ValueTracker(0)
scene.play(tracker.animate.set_value(10))

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Group variant used for vectorized collections of mobjects.

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Context manager for syncing animations with voiceover timing

Scene subclass with voiceover and background-audio helper blocks.

class Demo(VoiceoverScene):
def construct(self):
with self.play_voiceover_block("intro"):
self.play(Write(Text("Narrated scene")))

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Creates an object that is redrawn every frame by calling func(). The returned object is tagged and given an updater that copies fresh geometry/state every frame, mirroring Manim's always_redraw behavior.

tracker = ValueTracker(0)
dot = always_redraw(lambda: Dot(RIGHT * tracker.get_value()))

Run multiple animations together as a grouped unit.

scene.play(AnimationGroup(FadeIn(left), FadeIn(right), lag_ratio=0.1))

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Create a brace between two points

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Animate a mobject as if it is being drawn into the scene.

scene.play(Create(Square()), run_time=1)

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Animate a mobject from invisible to visible.

scene.play(FadeIn(card, shift=UP * 0.2))

Animate a mobject from visible to invisible.

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Animate an arrow-like mobject growing into view.

scene.play(GrowArrow(Arrow(LEFT, RIGHT)))

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Linearly interpolate between two colors.

Run multiple animations with a staggered start offset.

Map an animation factory across a group and stagger the results.

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Animate a move to a target point.

scene.play(MoveTo(dot, UP * 2))

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Transform one mobject into another while conceptually replacing it.

Animate a rotation transform, optionally around ``about_point``.

scene.play(Rotate(square, angle=PI / 2, about_point=ORIGIN))

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Animate a scale transform, optionally around ``about_point``.

scene.play(Scale(group, 1.2, about_point=ORIGIN))

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Animate a translation by a vector.

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Morph one mobject or group into another target state.

scene.play(Transform(square, circle), run_time=0.8)

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Consume time inside animation groups without mutating scene objects.

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Animate text or strokes with a writing-style reveal.

scene.play(Write(Text("Hello world")))

Font-weight alias matching Manim's ``BOLD`` text style constant.

Font-slant alias matching Manim's ``ITALIC`` text style constant.

Font-weight alias matching Manim's ``NORMAL`` text style constant.

3D line segment with an arrow tip at the end point.

Filled triangular arrow tip sized with Manim-like defaults.

Filled rectangle sized to sit behind another mobject.

3D camera frame wrapper exposed by ``ThreeDScene.camera.frame``.

Manim-like code block with language-aware token colors and optional line numbers.

Lightweight color wrapper used by compatibility properties.

Circular cone with a capped base.

cone = Cone(base_radius=0.8, height=1.8, color=ORANGE)

Simple diagonal cross mark used for highlights and failure indicators.

Axis-aligned cube centered at the local origin.

cube = Cube(side_length=1.8, color=BLUE, fill_opacity=0.4)

Cubic Bezier curve defined by four control points.

Circular cylinder with top and bottom caps.

tube = Cylinder(radius=0.7, height=2.0, color=GREEN)

Regular dodecahedron convenience polyhedron.

Small filled 3D marker positioned at a single point.

marker = Dot3D(point=[0.5, 0.3, 1.2], radius=0.08, color=YELLOW)

Regular icosahedron convenience polyhedron.

Integer-valued number mobject with animate/set_value support.

Straight 3D segment between explicit start and end points.

segment = Line3D(start=[-1, -0.5, 0], end=[1, 0.5, 0.8], color=WHITE)

Text that accepts simple inline markup tags and strips them for rendering.

Minimal matrix helper that arranges entries in rows with brackets.

Cartesian grid plane with vector and coordinate-label helpers.

plane = NumberPlane(x_range=[-4, 4, 1], y_range=[-3, 3, 1])

Regular octahedron convenience polyhedron.

Vertical stack of text lines with alignment controls.

Alias of :class:`Surface` kept for Manim API compatibility.

Polar coordinate plane with radial and angular labeling helpers.

plane = PolarPlane(radius_max=3, size=6, azimuth_step=PI / 6)

plane.add_coordinates()

General 3D mesh built from explicit vertices and polygon faces.

poly = Polyhedron(
vertices=[[0, 0, 0], [1, 0, 0], [0, 1, 0], [0, 0, 1]],
faces=[[0, 1, 2], [0, 1, 3], [0, 2, 3], [1, 2, 3]],
color=WHITE,
)

Axis-aligned rectangular prism centered at the local origin.

prism = Prism(dimensions=[1.8, 1.2, 1.0], color=PURPLE)

Triangulated sphere generated from latitude and longitude samples.

globe = Sphere(radius=1.1, resolution=(18, 36), color=TEAL)

Sampled parametric surface over a rectangular ``(u, v)`` domain.

surf = Surface(
lambda u, v: [u, v, 0.3 * sin(u) * cos(v)],
u_range=[-1.5, 1.5],
v_range=[-1.5, 1.5],
)

Wireframe mesh extracted from a sampled surface.

surf = Surface(lambda u, v: [u, v, sin(u) * cos(v)])
mesh = SurfaceMesh(surf, color=WHITE, stroke_width=1.2)

Simple table made of rectangle/text cells with ``get_rows()`` compatibility.

Regular tetrahedron convenience polyhedron.

Three-dimensional Cartesian axes with coordinate conversion helpers.

axes = ThreeDAxes(
x_range=[-4, 4, 1],
y_range=[-3, 3, 1],
z_range=[-4, 4, 1],
)

point = axes.c2p(1.5, -2, 0.5)

axes.add_coordinates(x_values=[-2, -1, 1, 2], z_values={1: "top"})

Perspective camera wrapper exposed by ``ThreeDScene.camera``.

3D scene with perspective camera controls compatible with Manim-style APIs.

class OrbitScene(ThreeDScene):
def construct(self):
self.set_camera_orientation(phi=70 * DEGREES, theta=-45 * DEGREES)
self.add(ThreeDAxes(), Cube())

self.move_camera(theta=-PI / 3, distance=7, run_time=1.2)

Minimal title helper aligned to the top edge like Manim's Title.

Donut-shaped surface parameterized by major and minor radii.

torus = Torus(major_radius=1.4, minor_radius=0.45, color=PINK)

Arrow that starts at the origin and points along a direction vector.

velocity = Vector3D([0.9, 0.7, 1.1], color=RED)

Return the polar angle of a 2D vector in radians.

Animate a mobject toward the result of applying a callback to it.

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Interpolate a list of colors into a gradient of the requested length.

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Approximate Manim's shape-matching transform with a regular transform.

scene.play(TransformMatchingShapes(title_a, title_b))

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Base of the natural logarithm.

Ratio of a circle's circumference to its diameter.

Full turn constant, equal to ``2 * pi``.

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Return evenly spaced values in the half-open interval ``[start, stop)``.

ticks = np.arange(0, 1.1, 0.1)

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Convert a value or nested sequence into a list-backed array shim.

pts = np.array([[0, 0, 0], [1, 1, 0]])

Clamp scalars or nested lists into the provided numeric range.

volume = np.clip(volume, 0, 1)

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Return evenly spaced scalar samples between ``start`` and ``stop``.

ticks = np.linspace(0, TAU, 8)

Roll a 1D list-like sequence by ``shift`` positions.

rotated = np.roll([1, 2, 3, 4], 1)

Round scalars or nested sequences to a fixed precision.

points = np.round(np.linspace(0, 1, 5), 2)

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