head to head · open source
open-design vs OpenTimelineIO
open-design has 102,853 GitHub stars, 11,785 forks, 1,090 open issues and last shipped yesterday. OpenTimelineIO has 2,032 stars, 360 forks, 211 open issues and last shipped 5 days ago. open-design leads on adoption by 4,962% (102,853 vs 2,032 stars). open-design is written in TypeScript under Apache-2.0; OpenTimelineIO is written in C++ under Apache-2.0. open-design has attracted 11% as many forks as stars, OpenTimelineIO 18%. open-design was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| open-design | OpenTimelineIO | |
|---|---|---|
| GitHub stars | ★ 103K | ★ 2.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | C++ |
| Last push | 2026-10-21 | 2026-10-17 |
| Forks | ⑂ 12K | ⑂ 360 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick open-design if
- You weight community size — 103K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick OpenTimelineIO if
- You want the OpenTimelineIO feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches C++
- You evaluated both and OpenTimelineIO fits your workflow better
About open-design
OpenDesign: The open source Claude Design alternative ⚡ OpenDesign Cloud — the official model service. One recharge to use both agent and image models inside OpenDesign: GPT, Claude, and DeepSeek for agents; GPT Image 2.0, Seedream 5.0 Pro, and Nano Banana 2.0 for images. 🚀 DeepSeek V4 Flash and V4 Pro are now available. Put top tier intelligence to work across prototypes, decks, design systems, and everyday agent tasks. OpenDesign members can use both models without limits for two weeks, directly inside the app. 🧩 DeepSeek Harness is now supported. Connect DeepSeek's official dsh agent harness to OpenDesign…
read the full open-design overview →
About OpenTimelineIO
OpenTimelineIO ======= ============== Links Main web site: Documentation: Wiki (more documentation): GitHub: Discussion group Slack channel To join, create an account here first: Presentations DEVELOPMENT STATUS OpenTimelineIO is a mature framework widely deployed across the film and television industries. It is natively supported in most non linear editing applications, and has deep integration in game engines, digital content creation tools and adjacent industries as well. The API for OpenTimelineIO is considered stable, but is still undergoing active development, refinement and bug fixes. Work is underway to…
read the full OpenTimelineIO overview →
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Frequently asked questions
Is open-design or OpenTimelineIO more popular?
open-design has 102,853 GitHub stars and OpenTimelineIO has 2,032. open-design has the larger community by that measure.
Are open-design and OpenTimelineIO free?
Both are open source. open-design is licensed under Apache-2.0 and OpenTimelineIO under Apache-2.0. Neither carries a licence fee.
What is the difference between open-design and OpenTimelineIO?
open-design is written in TypeScript and OpenTimelineIO in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, open-design or OpenTimelineIO?
Choose open-design if you want the larger community (102,853 stars) or its Apache-2.0 licence terms. Choose OpenTimelineIO if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.