After Effects Converter

Converts After Effects animations to JSON-friendly formats for developers, animators, and web teams needing lightweight, editable assets for rapid prototyping

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About This Tool

Converts After Effects animations to JSON-based formats suitable for web and mobile delivery. The tool accepts AE project exports or JSON payloads and outputs a target JSON representation compatible with motion libraries such as Lottie or Bodymovin. It preserves essential properties like transform, opacity, shape data, and timing, while abstracting incompatible effects into safe, runtime-friendly equivalents.
Conceptual workflow: the tool parses input data, maps each AE layer to a corresponding JSON schema, samples keyframes at a configurable rate, and applies optimizations to flatten redundant curves. It includes feature detection and nonfatal fallbacks for unsupported effects, such as 3D or expressions, to maintain predictable playback across platforms. Outputs can be minified to reduce payload size and made verbose for debugging.
Who benefits: developers embedding animations in websites and apps, motion designers prototyping pipelines, and agencies seeking a consistent export path. The tool supports batch processing for large projects and provides deterministic results across runs to reduce verification time. It also aids teams migrating from proprietary AE workflows to web-friendly formats without losing critical motion intent.
Unique value and core features: fidelity controls, batch conversions, per layer diagnostics, and minified outputs. It offers selectable fidelity presets, shape simplification, and color quantization to balance quality and payload. It integrates with build pipelines and provides diagnostics with actionable warnings about differences from the source. Use cases include web animations, app UI micro-interactions, and game asset pipelines where JSON-based runtimes are favored.

How to Use

  1. Provide inputs by uploading AE project or JSON payload and choose the target JSON schema.
  2. Configure fidelity and optimization settings such as sampling rate and shape simplification.
  3. Run conversion to produce the output JSON.
  4. Download the result and review fidelity via diagnostics.
  5. Integrate into your delivery pipeline or re-run with adjusted settings.
How to use online after effects converter

Frequently Asked Questions

Find Quick Answers

What inputs are supported?
Inputs can be an After Effects project file or a Bodymovin / Lottie compatible JSON export. The converter analyzes the provided data, then maps layers and properties to the target JSON schema while preserving animable parameters as faithfully as possible.
What is preserved and what is approximated?
Fidelity is preserved for core properties such as transforms, opacity, shape data, and timelines. Unsupported AE effects or 3D features are replaced with safe fallbacks, and a diagnostics log notes remaining differences for review.
Can I process multiple files at once?
Batch processing is supported. You can queue multiple inputs, apply consistent fidelity and export settings across the batch, and receive a consolidated report with per-file results, durations, and any feature-related warnings, and a summary dashboard for overall throughput.
What formats are produced?
Exports are JSON-based animation data compatible with Lottie, Bodymovin, or similar runtimes. Outputs can be minified for payload efficiency or expanded for readability, and are suitable for web, mobile, or game pipelines.

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