Onboard-CLI, a LLM powered and AST-based tool to visualize codebase
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HN · launched Jul 8, 2026 · 24 upvotes (top 25%) · 0 views
Niche: codebase visualization tools · 89 launches, 4 in the last 7 days ▼ -43% · Explore this niche →
Category and tags
- Horizontal
- Dev tools
- Developer
- AI feature
- Hobby / open-source project
Visit website ↗ Source listing ↗
More like this: all 89 launches in codebase visualization tools →
Could you build this?
Yes This is a CLI tool that parses codebases into Abstract Syntax Trees using off-the-shelf parsers (like Tree-sitter) and feeds summaries to an LLM to generate architecture diagrams.
Discussion
14 comments analyzed.
Competitors mentioned: Graph-based solutions for codebase visualization, Internal tooling for codebase understanding
Concerns raised: C++ codebase support not confirmed, Long-term maintenance and support unclear, Visualization lacks meaningful abstraction beyond line references, No actual code visualization shown in demo video, Works with non-compiling code unclear
Feature requests: LLM integration for semantic code behavior explanation, Higher-level code path visualization beyond line references, Better support for C++ codebases, Integration with architecture extension systems
Competitors
Other products that read as similar to this one : 4293 launches clear the similarity bar, closest 8 shown.
Attention rank: #1009 of 4294 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 251 days after the earliest competitor.
- AhmadHassan-BTed · github · 2026-11-03 · 51 upvotes · similarity 0.69
- GitBlast · ph · 2026-10-19 · 2 upvotes · similarity 0.66
- CLI tool for detecting non-exact code duplication with embedding models · hn · 2026-07-02 · 91 upvotes · similarity 0.65
- Vho · hn · 2026-01-05 · 7 upvotes · similarity 0.64
- RepoLens · ph · 2026-11-03 · 1 upvotes · similarity 0.64
- I built a CLI that turns your codebase into clean LLM input · hn · 2026-04-24 · 10 upvotes · similarity 0.63
- HUD, an open-source minimal terminal UI for ClaudeCode, Codex, OpenCode · hn · 2026-08-05 · 26 upvotes · similarity 0.63
- Hazzel — a tiny, transparent coding agent for your terminal · hn · 2026-09-15 · 6 upvotes · similarity 0.62
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