prompt

Baml: Boost Prompt Engineering

Name: Baml: Boost Prompt Engineering
Author: BoundaryML

Get structured output with Baml, for founders using AI. 8.3k+ GitHub stars

8,334 stars425 forksRustQuality 8/10Updated 6/5/2026100% free · open source

About this skill

The AI framework that adds the engineering to prompt engineering (Python/TS/Ruby/Java/C#/Rust/Go compatible)

Topics

baml

boundaryml

guardrails

llm

llm-playground

playground

prompt

prompt-config

prompt-templates

structured-data

structured-generation

structured-output

vscode

What's inside — free to inspect

No purchase needed

Read the entire source before you build — unlike paid marketplaces that hide it behind a buy button.

top-level files

folders

586.9M

repo size

Apache-2.0

license

Key files

.gitconfig

.pre-commit-config.yaml

package.json

README-DEV.md

README.md

File tree

.cursor/

.devcontainer/

.github/

.vscode/

baml/

baml_language/

baml-cli/

ci/

docs/

engine/

fern/

integ-tests/

jetbrains/

jobs/

languages/

packaging/

patches/

release/

scripts/

tools/

typescript/

typescript2/

_tmp_72497_22829e9c0c67fb4dab6d7832a0f13c63

.actrc

Quick Actions

Details

Creator

BoundaryML

Language

Rust

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Cookbook

Examples and guides for using the Gemini API