C ai-agents

Open-source C projects categorized as ai-agents
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Top 7 C ai-agent Projects

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  1. neurondb

    NeuronDB PostgreSQL extension: vector similarity search (HNSW, IVFFlat), embeddings, kNN, ML in SQL, and hybrid full-text + vector retrieval.

    Project mention: NeuronDB Vector vs pgvector: Technical Comparison | dev.to | 2026-02-01

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  3. nginx-markdown-for-agents

    Self-hostable NGINX module that serves Markdown to AI agents via HTTP content negotiation (Accept: text/markdown), powered by a Rust converter.

    Project mention: I tried Cloudflare’s “Markdown for Agents” idea in NGINX (Rust module) — early prototype | dev.to | 2026-03-01

    Repo: https://github.com/cnkang/nginx-markdown-for-agents

  4. claudefeed

    Live audit log of every command, file, and network connection a Claude Code (or any matched) session makes, from the kernel.

    Project mention: Show HN: Live audit log of every command, file, network connection by Claude | news.ycombinator.com | 2026-06-09

  5. safesession

    PostgreSQL extension to set connection to read-only mode

    Project mention: PostgreSQL extension to set connection to read-only mode (for AI agents and MCP) | news.ycombinator.com | 2026-03-19

  6. sigil-lang

    Sigil: Infrastructure for AI minds. Evidentiality markers track data provenance at the type level.

    Project mention: Sigil – Track data trust at the type level | news.ycombinator.com | 2026-01-15

    https://github.com/Daemoniorum-LLC/sigil-lang

  7. hako-code

    A local first agent. Written in C. Works with most providers. Uses local Hako models or BYO AI.

    Project mention: Odysseus – self-hosted AI workspace | news.ycombinator.com | 2026-05-31

  8. qorm

    Build UI apps with your AI assistant — together, live. An agent-native, cross-platform declarative-UI runtime in Go: describe UI as JSON, let your AI scaffold/edit/verify it over MCP, package for web/iOS/Android/desktop/mini-program.

    Project mention: QORM – build UI apps where you and your AI edit the app together, live | news.ycombinator.com | 2026-07-07
NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).

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Index

What are some of the best open-source ai-agent projects in C? This list will help you:

# Project Stars
1 neurondb 49
2 nginx-markdown-for-agents 23
3 claudefeed 14
4 safesession 6
5 sigil-lang 3
6 hako-code 0
7 qorm 0

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