Guides · 24 articles
Tools and alternatives
Video tools compared: code frameworks like Remotion, Motion Canvas and Manim, and the alternatives to Synthesia, Loom, Vyond, Powtoon and others.
Remotion: What It Is and When to Use It
If you want to make videos with code, Remotion lets you build them with React, a JavaScript library for creating web interfaces.
4 min readA Remotion Alternative for Narrated Explainer Videos: explainroo
explainroo uses a coding agent to write a script and scenes, then renders an MP4 file on your computer.
5 min readMotion Canvas: A Practical Introduction
Motion Canvas lets you build vector animations for an explainer video and preview them as you work. It pairs a TypeScript library for writing animation…
4 min readRemotion vs. Motion Canvas
Remotion and Motion Canvas both use code to create videos, but they build them differently. Remotion uses React components and frame-based timing to make…
5 min readManim: Making Math and Science Animations in Python
When a formula, graph, or scientific process is easier to understand in motion, Manim lets you build the animation with Python code.
4 min readA Free Synthesia Alternative for Explainer and Training Videos: explainroo
Tell a coding agent (software that writes and runs code from instructions) what video you need, and explainroo renders animated scenes on your computer.
5 min readSynthesia vs. HeyGen
Synthesia and HeyGen make videos with virtual presenters, computer-generated people who speak scripts on screen.
5 min readA Loom Alternative for Product Walkthrough Videos: explainroo
A product walkthrough should show viewers what to do and explain why each step matters. For scripted walkthroughs built around product screens, explainroo…
5 min readA Free Vyond Alternative for Animated Explainer Videos: explainroo
If you need an animated explainer without paying for another video-editing subscription, explainroo is a free, open-source option.
4 min readA Free Powtoon Alternative for Animated Explainers: explainroo
Describe the video to an AI coding agent, a tool that writes and runs code from instructions. The agent uses explainroo to create an MP4 on your computer.
4 min readA Free Animaker Alternative for Animated Explainer Videos: explainroo
Make an animated explainer video with explainroo, a free, open-source tool, without paying for video-making software.
5 min readDescript Alternatives for Editing Video by Text
If you want to edit a video by changing its transcript, CapCut and VEED are good starting points. Premiere Pro combines transcript editing with a full…
5 min readOpen Source Tools for Making Explainer Videos
Open-source tools publish their code under a license that lets people use and modify it. explainroo is a kit that works with an AI coding agent: software…
4 min readMotion Graphics Software: Options from After Effects to Code
Motion graphics turn words, shapes, charts, and interface screens into moving images. If you are choosing software for an explainer video or product demo,…
3 min readexplainroo vs. Remotion for Narrated Explainer Videos
A coding agent follows instructions and runs code. explainroo uses an agent to take a topic through to a finished MP4.
5 min readRemotion License and Pricing: When You Need a Company License
Remotion lets people create videos with code. Its license lets individuals and small organizations use it for free, including for commercial work.
4 min readA Free Doodly Alternative for Whiteboard Videos: explainroo
Create a whiteboard explainer without a dedicated video editor. Whiteboard videos pair drawings and visual explanations with timed narration.
5 min readA HeyGen Alternative for Explainer Videos Without Avatars: explainroo
explainroo makes explainer videos and product demos with narration, diagrams, and product screens, without an on-screen presenter.
4 min readA Free After Effects Alternative for Explainer Animations: explainroo
A coding agent writes and runs the code, so you describe the video instead of assembling each element in a visual editor.
4 min readA Sora Alternative for Explainer Videos with Accurate Text and Diagrams: explainroo
If your explainer video needs exact labels, readable text, or diagrams with fixed parts, check those details in the finished video before choosing a tool.
5 min readA Screen Studio Alternative for Product Demo Videos: explainroo
If you want a narrated product demo made from your product’s screens and scripted actions, explainroo offers an alternative to Screen Studio.
5 min readA Free Camtasia Alternative for Tutorial and Demo Videos: explainroo
If you need a tutorial or product demo without paying per video, explainroo is a free, open-source tool.
5 min readA Free InVideo Alternative for Explainer Videos: explainroo
Turn an idea or script into a narrated explainer without editing stock footage. Its MIT-licensed kit costs nothing per video.
5 min readA Guidde Alternative for How-To and Training Videos: explainroo
For how-to, training, explainer, and product-demo videos, explainroo turns a prompt into an MP4. The agent creates the script and scenes, and explainroo…
5 min readVideos made with explainroo
A coding agent made each of these with explainroo, from the script to the finished MP4.
- Wide 16:9
- Chalk look
How DNS finds a website
Before a page can load, your browser needs the IP address of the site. This video shows who it asks and in which order.
- Wide 16:9
- Blueprint look
How HTTPS keeps your password secret
How your browser checks a website and scrambles your password before it leaves your computer.
Free and open source
Make your own with your AI agent
explainroo lets a coding agent like Claude Code or Codex make narrated explainer videos and product demos. The voice, the word timing and the rendering run on your own computer, with no API key and no cost per video.
Copy this into your AI agent
Make me a short explainer video about [your topic]. Use explainroo for it: clone https://github.com/vincentsch/explainroo, read its AGENTS.md and follow the steps.
Made with explainroo: How HTTPS keeps your password secret