Best open-source alternatives to Adobe After Effects (2026)

ManimGL is the 3Blue1Brown author's Python engine for programmatic, precise animations used to create explanatory math videos.

A Claude Code and Codex agent skill that builds cinematic product promo videos in Remotion from your own screenshots and copy.

An open-source, pure Rust motion graphics and compositing app modeled on Adobe After Effects, with keyframes, 306 effects and Lottie import/export.

An agent skill that lets coding agents turn 35+ art styles and explainer-video grammars into code-drawn animation.

A Python animation engine that uses Manim CE's API for 2D and 3D math videos, rendered on a Rust and wgpu GPU core.

Agent skill that turns Claude Code or Codex into a motion-design studio for voiceover-driven explainer videos.

A collection of 55 installable skills that teach AI coding agents to build motion graphics, animation and video, organized into 18 packs.

A Claude Code skill that turns a short topic into a procedurally drawn, single-file canvas animation video, rendered to MP4.

A Claude Code skill that produces motion design videos from HTML, Playwright and ffmpeg, with no After Effects or Remotion license needed.

An MIT-licensed Claude agent skill that lets Claude Code, Claude Desktop and Claude.ai create and edit motion-graphics videos with Remotion.

A motion design toolkit that lets coding agents like Claude Code build videos with Remotion and render web-based simulations to 60 fps MP4.

A set of 13 (README says 15 in places) Claude Code skills that generate motion graphics and launch videos as code, rendering MP4s without After Effects.

A Claude Code skill that turns a website URL into a 60 fps product launch video, built from HTML animations rendered with Playwright and ffmpeg.

An agent skill for Claude Code and Codex that turns your app's real UI into launch films and other short videos, cut to music and rendered locally.