User guide

For the beginner-friendly user guide, visit for the introduction and then optionally to learn about the advanced features.

Interactive Demos

Another way to dive into eno is by studying the interactive language demos page.

Developer resources


There is a growing set of documents in the eno core language repository, describing the structure and terminology, file extension and MIME type of the language.

It also contains the development plan, providing information on language stability and long term strategy.


If you're a developer or otherwise familiar with structured text formats like YAML or TOML you will likely gather most things you need to know on this page (note that all topics are handled with more detail in the user guide though, if you miss something on this page), here's the quick rundown:

> Text of Comment

Field: Value

-- Block
Value of ...
... Block
-- Block

--- Block
Value of ...
-- Block
... block
--- Block

- Value
- Value

Entry A = Value
Entry B = Value

Field: Line ...
\ ... continuation
\ ... (separated with space)

Field: Line ...
| Newline continuation
| (separated with linebreak)

Name of copy < Name of source element

# Section
## Subsection
### Subsubsection
#### ...

# Name of section copy < Name of source section
# Name of deep-merged section copy << Name of source section

`Escaped field name`: Value

`Escaped list name`:
- Value
- Value

`Escaped fieldset name`:
`Escaped entry A` = Value
`Escaped entry B` = Value

`Escaped name of copy` < Name of source element

# `Escaped name of section copy` < Name of source section