A bit of history

Aug 28, 2026

Release 2.0

• Parser and binder refactored into separate stages, with Expressif.Syntax providing the parser
• Typed function contracts, implicit coercions, named arguments and hierarchical function scopes
• Predicates unified with boolean functions and standardized naming conventions
• Richer array, record and tuple processing, including set, mapping and aggregation operations
• Expanded CLI with run, parse and bind commands, improved diagnostics and embedded function help
• New documentation website with reorganized language, SDK, CLI and library references

Aug 14, 2026

First Expressif Language Server release

• First public release of the standalone Language Server Protocol implementation for Expressif

Aug 9, 2026

First Expressif.Syntax release

• First public release of Expressif's parser as an independent package

May 14, 2026

Release 1.14

• VSCode extension for syntax highlighting

Dec 22, 2023

Release 1.0

• Parity, in terms of predicates and functions, with the native language of NBi.io
• Release process is deployed

Dec 22, 2022

Documentation aligned with code

• Available predicates and functions are documented
• Quick-start, glossary and installation are up-to-date

Dec 18, 2022

Documentation work started

• Initial Jekyll setup (always a lot of fun)
• Create visual identity and review stylesheets

Nov 15, 2022

Basic functions and predicates implemented

• Pre-existing functions of nbi.io are ported to Expressif
• Supported predicates of nbi.io are implemented into Expressif

Nov 12, 2022

First commits

• Create repository on GitHub
• Initial README with first ideas and references
• selection of license Apache 2.0
• Write quick-start