head to head · open source
Onlook vs WWDC
Onlook has 26,887 GitHub stars, 2,125 forks, 380 open issues and last shipped 2 months ago. WWDC has 8,742 stars, 767 forks, 23 open issues and last shipped 4 months ago. Onlook leads on adoption by 208% (26,887 vs 8,742 stars). Onlook is written in TypeScript under Apache-2.0; WWDC is written in Swift under BSD-2-Clause. Onlook has attracted 8% as many forks as stars, WWDC 9%. Onlook 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.
← all 20902 open source comparisons
Side by side
| Onlook | WWDC | |
|---|---|---|
| GitHub stars | ★ 27K | ★ 8.7K |
| License | Apache-2.0 | BSD-2-Clause |
| Written in | TypeScript | Swift |
| Last push | 2026-08-25 | 2026-06-17 |
| Forks | ⑂ 2.1K | ⑂ 767 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Onlook if
- You weight community size — 27K 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 WWDC if
- You want the WWDC feature set and don't need the biggest community
- You prefer the BSD-2-Clause license terms
- Your stack matches Swift
- You evaluated both and WWDC fits your workflow better
About Onlook
Onlook is an open source, Apache 2.0 visual editor for Next.js and TailwindCSS projects that lets designers and developers edit a running React app in the browser while the underlying code changes in real time.
read the full Onlook overview →
About WWDC
WWDC is an unofficial, open source macOS app for Apple developers who want to watch conference sessions, follow the live schedule, and take searchable notes without leaving their Mac.
More in Developer Tools
Related comparisons
More Frameworks & Platforms projects
Compare either of these against the rest of the Frameworks & Platforms field.
Frequently asked questions
Is Onlook or WWDC more popular?
Onlook has 26,887 GitHub stars and WWDC has 8,742. Onlook has the larger community by that measure.
Are Onlook and WWDC free?
Both are open source. Onlook is licensed under Apache-2.0 and WWDC under BSD-2-Clause. Neither carries a licence fee.
What is the difference between Onlook and WWDC?
Onlook is written in TypeScript and WWDC in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Onlook or WWDC?
Choose Onlook if you want the larger community (26,887 stars) or its Apache-2.0 licence terms. Choose WWDC if its feature set, stack or BSD-2-Clause licence fits better. Both are self-hostable.