CUR to OTB for Image Workflows
Fast, instant CUR to OTB conversion. No signup required. Just drop your .cur file and get .otb in seconds.
Batch Settings
还在为那些老旧的CUR格式光标文件发愁吗？是不是想把它们变成游戏里或设计中更灵活、更现代的OTB格式？别担心，我们懂你的需求！CUR文件，作为Windows系统里常见的光标样式，虽然经典，但在跨平台分享、网页应用或是游戏开发等场景下，往往显得力不从心。而OTB，作为一种更开放、更易于处理的二进制格式，能让你的光标资源焕发新生。无论是为了让你的游戏角色拥有独特鼠标指针，还是想在微信群里分享一个与众不同的表情，亦或是将旧素材融入新项目，我们都能帮你轻松转换，让你的创意不再受限于格式。
- 微信表情包定制
- 游戏mod资源替换
- 桌面美化主题制作
在中国大陆及周边地区，许多独立游戏开发者和桌面美化爱好者会遇到CUR文件兼容性差的问题。将CUR转换为OTB，能更好地适应Unity、Cocos Creator等主流游戏引擎及各种定制化应用的需求，尤其方便在移动端或跨平台项目中使用。
About CUR to OTB Conversion
Whether you're one of the many photographers, designers, and content creators who work with CUR files daily, there comes a time when you need OTB instead. CUR is a widely used file format.
Here's a typical scenario: you receive a .cur file but your project, platform, or client requires .otb. OTB is a widely used file format. Rather than searching for desktop software or wrestling with command-line tools, you can convert CUR to OTB online in seconds with CocoConvert.
This conversion is ideal when you When you need a OTB file. The conversion helps you convert between formats quickly.
Converting CUR to OTB maintains high quality with CocoConvert's optimised encoder settings.
Behind the scenes, CocoConvert uses industry-standard tools — FFmpeg for audio and video, Sharp for images, qpdf for documents. Your file is uploaded securely (TLS encryption), processed on isolated servers in Germany, and auto-deleted within 24 hours. No account, no watermark, no hidden fees.
Power users can batch convert up to 100 files simultaneously with a Pro subscription, making it practical for production workflows.
How to Convert CUR to OTB
- 1
Drop your file
Drag your .cur file onto the converter. Need to process many files? Add up to 5 at once (100 for Pro).
- 2
Set output to OTB
Pick OTB from the format list. The converter automatically tunes settings for the CUR→OTB pair.
- 3
Hit Convert
Processing happens server-side — your browser stays responsive. Most image files convert in under 10 seconds.
- 4
Download and use
Your .otb file is ready to plug into your workflow. Download it or share the link (expires in 24 hours).
What Happens When You Convert CUR to OTB
Your CUR file is decoded and re-encoded as OTB.
Your CUR file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in OTB format
The converted file is ready for download
Format Comparison
CUR
.cur file
| Extension | .cur |
| MIME Type | image/x-icon |
| Category | Image |
OTB
.otb file
| Extension | .otb |
| MIME Type | image/x-otb |
| Category | Image |
Should You Convert CUR to OTB?
When to Convert
- ✓When you need a OTB file
Frequently Asked Questions
Who needs to convert CUR to OTB?
This conversion is commonly used by photographers, designers, and content creators. Typical reasons include convert between formats quickly and ensuring compatibility with downstream tools or platforms.
Can I convert CUR to OTB without losing quality?
Converting CUR to OTB maintains high quality with CocoConvert's optimised encoder settings.
Do I need to install software to convert CUR to OTB?
No. CocoConvert runs entirely in your browser — no downloads, no plugins. It works on macOS, Windows, Linux, iOS, and Android.
How many CUR files can I convert at once?
Free users can convert up to 5 files per hour. Pro subscribers get 100 files per hour with larger size limits (5 GB per file). Business API users can integrate batch conversion directly into their tools.
Is there an API for CUR to OTB conversion?
Yes. CocoConvert offers a Business API for automated conversions. It supports all the same format pairs available in the web interface, including CUR to OTB.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.