AI Developer Tools

Crespo

Crespo is an AI developer tool that generates compact XML blueprints of codebases using Tree-sitter AST parsing to provide LLMs with structural context.

What is Crespo?

Crespo is a command-line tool that uses Tree-sitter AST parsing to extract structural information from codebases and generate compact XML blueprints for AI models.

Crespo vs Similar AI Tools

Pricing ModelFreeFreeCustom PricingFree, Paid
Free Credits
Key Features
  • Tree-sitter AST parsing for 10 languages
  • Generates compact XML blueprint of imports, classes, functions
  • Multiple modes: structure, summary, concat
  • GitHub Pages hosting
  • Jekyll integration
  • Markdown content support
  • Workload monitoring and anomaly detection
  • Slow query identification and optimization
  • Natural language querying to SQL translation
  • Scans skills and MCP servers against ATR rules before loading
  • Real-time runtime protection against prompt injection and hijacks
  • Signed audit-ready evidence for compliance (EU AI Act, NYDFS, DORA)
Pros
  • Reduces token usage significantly (average 86%)
  • Supports 10 programming languages
  • Free hosting with custom domain support
  • Easy setup via Git
  • Quick one-line installation and setup in 15 minutes
  • Self-hosted ensures data stays within your infrastructure
  • Open source with MIT license
  • Real-time detection and prevention
Cons
  • Entry point detection imperfect for framework-level repos like FastAPI or Flask
  • Limited to 10 languages currently
  • Limited to static content
  • No server-side processing
  • Requires self-hosting and VPC setup
  • No free tier or trial mentioned
  • Enterprise features require paid tiers
  • Setup may require technical expertise
Best For
  • Developers needing to feed codebase context to LLMs
  • Code review automation
  • Developers
  • Open source projects
  • Database administrators
  • Data engineers
  • Developers building and deploying AI agents
  • Enterprises needing audit-ready AI security

How to use Crespo?

  1. 1Install with pip install crespo.
  2. 2Run crespo ./myproject for structure mode.
  3. 3To analyze a GitHub repo, use crespo --git https://github.com/user/repo.
  4. 4Use --mode summary with --groq key for AI-generated file descriptions.

Crespo Key Features

  • Tree-sitter AST parsing for 10 languages
  • Generates compact XML blueprint of imports, classes, functions
  • Multiple modes: structure, summary, concat
  • Secrets redaction in concat mode
  • Supports GitHub repo analysis
  • Respects .gitignore
  • Groq integration for summary mode

Crespo Use Cases

  • Providing codebase context to LLMs without token overflow
  • Understanding project architecture
  • Dependency analysis
  • Code review preparation
  • AI-assisted code generation

Crespo Pricing & Free Credits

Crespo currently operates on a Free model.

This tool is completely free to use

Free

$0

Open-source, free to use

Crespo Pros & Cons

Pros

  • Reduces token usage significantly (average 86%)
  • Supports 10 programming languages
  • Accurate structural parsing with Tree-sitter
  • Respects .gitignore and avoids build artifacts
  • Open-source and actively maintained

Cons

  • Entry point detection imperfect for framework-level repos like FastAPI or Flask
  • Limited to 10 languages currently
  • Requires Groq key for summary mode

What is Crespo best for?

  • Developers needing to feed codebase context to LLMs
  • Code review automation
  • Project architecture documentation

Crespo FAQ

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