Format guide
What is AsciiDoc?
AsciiDoc markup is a asciidoc markup used as readable text configuration or markup, created by Various. Technical docs markup alternative to Markdown. Keep secrets local — Format Convertly converts in the browser without uploading.
AsciiDoc format specifications
- Full name
- AsciiDoc markup
- Kind
- configuration / plain text
- File extension
- .adoc
- MIME type
- text/x-asciidoc
- Developer / standard
- Various
- Compression
- None (plain text)
- Quality model
- Lossless / not lossy
- Container
- No / single bitstream typical
- Common codecs
- —
- Technical sources
- —
- Transparency
- Not supported
- Animation
- No (still / non-animated typical use)
- Typical size
- Tiny
- Browser support
- Download/edit as text
- Compatibility
- Text editors and relevant runtimes
AsciiDoc compression & quality
AsciiDoc is text. Compress with ZIP/GZ only for transport.
Quality: Exact text
Typical size: Tiny
Transparency & animation
Not applicable.
Not applicable.
AsciiDoc metadata
Usually none beyond encoding.
Best use cases for AsciiDoc
- Technical docs markup alternative to Markdown
- Developer workflows
- Config and docs pipelines
When to avoid AsciiDoc
- Uploading secrets to untrusted converters
- Treating as a rich document format
Advantages
- Readable
- Scriptable
- Easy to convert to other text forms
Disadvantages
- Easy to leak secrets
- Dialect/tool specific
- Not for non-technical publishing
Compatibility
Text editors and relevant runtimes
Browsers: Download/edit as text
Software support
- VS Code
- Server tooling
- Format Convertly
Device support
- Developer and ops machines
How to open AsciiDoc
Open with any text editor.
How to convert AsciiDoc
Convert with Format Convertly’s browser text/data tools — keep secrets on-device.
Popular AsciiDoc conversions
Related formats
AsciiDoc tools
Tools extend the format graph beyond one-off conversion — compression, metadata, and utilities for real workflows.
AsciiDoc FAQ
What is AsciiDoc?
AsciiDoc markup. Technical docs markup alternative to Markdown.
Are my AsciiDoc files uploaded on Format Convertly?
No. AsciiDoc conversion runs in your browser. Files are not sent to Format Convertly servers for processing.