OTF to PFB for Font Workflows
Fast, instant OTF to PFB (TYPE 1) conversion. No signup required. Just drop your .otf file and get .pfb in seconds.
Batch Settings
フォント形式の変換は、デザインやドキュメント作成において避けて通れない作業の一つです。特に、OpenTypeフォント（OTF）とPostScript Type 1フォント（PFB）の間には、それぞれの成り立ちや特性からくる違いがあり、用途に応じた選択が求められます。このページでは、OTFファイルをPFB形式へとスムーズに変換する方法をご紹介します。長年培われてきたPostScript技術に基づくPFBは、特定のDTP環境や古いシステムとの互換性が高く、安定した出力が期待できます。日本の出版業界や印刷現場では、DTPの黎明期からPostScriptフォントが広く利用されてきた歴史があり、その資産を活かすためにも、OTFからPFBへの変換は今なお重要な意味を持っています。この変換を通じて、お手持ちのフォント資産を最大限に活用し、より柔軟な制作環境を築くための一助となれば幸いです。
- 商業印刷物のDTP入稿
- 特定の組版ソフトウェアでの利用
- 古いシステムのフォント資産活用
日本のDTP業界では、PostScriptフォント、特にPFB形式が長らく標準として使われてきました。そのため、現在でも多くの印刷会社や出版社がこの形式での入稿を推奨、あるいは要求する場合があります。
About OTF to PFB (TYPE 1) Conversion
Whether you're one of the many web developers, typographers, and brand designers who work with OTF files daily, there comes a time when you need PFB instead. OTF (OpenType Font) extends TrueType with advanced typographic features.
Here's a typical scenario: you receive a .otf file but your project, platform, or client requires .pfb. PFB is a widely used file format. Rather than searching for desktop software or wrestling with command-line tools, you can convert OTF to PFB online in seconds with CocoConvert.
This conversion is ideal when you When you need a PFB file. The conversion helps you convert between formats quickly.
Converting OTF to PFB 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 OTF to PFB (TYPE 1)
- 1
Drop your file
Drag your .otf file onto the converter. Need to process many files? Add up to 5 at once (100 for Pro).
- 2
Set output to PFB
Pick PFB from the format list. The converter automatically tunes settings for the OTF→PFB pair.
- 3
Hit Convert
Processing happens server-side — your browser stays responsive. Most font files convert in under 10 seconds.
- 4
Download and use
Your .pfb file is ready to plug into your workflow. Download it or share the link (expires in 24 hours).
What Happens When You Convert OTF to PFB (TYPE 1)
Your OTF file is decoded and re-encoded as PFB.
Your OTF file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in PFB format
The converted file is ready for download
Format Comparison
OTF
.otf file
| Extension | .otf |
| MIME Type | font/otf |
| Category | Font |
PFB (Type 1)
.pfb file
| Extension | .pfb |
| MIME Type | application/x-font-type1 |
| Category | Font |
Should You Convert OTF to PFB (TYPE 1)?
When to Convert
- ✓When you need a PFB file
Frequently Asked Questions
Who needs to convert OTF to PFB?
This conversion is commonly used by web developers, typographers, and brand designers. Typical reasons include convert between formats quickly and ensuring compatibility with downstream tools or platforms.
Can I convert OTF to PFB without losing quality?
Converting OTF to PFB maintains high quality with CocoConvert's optimised encoder settings.
Do I need to install software to convert OTF to PFB?
No. CocoConvert runs entirely in your browser — no downloads, no plugins. It works on macOS, Windows, Linux, iOS, and Android.
How many OTF 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 OTF to PFB conversion?
Yes. CocoConvert offers a Business API for automated conversions. It supports all the same format pairs available in the web interface, including OTF to PFB.
Versions are pinned in our worker Dockerfile and re-built via CI on every change.