Source: https://seerepo.com/compare/diesel-rs/diesel/vs/volcengine/OpenViking
Markdown source: https://seerepo.com/compare/diesel-rs/diesel/vs/volcengine/OpenViking.md
Description: diesel and OpenViking share 7 technologies: rusqlite, sqlx, MySQL, SQLite, Tokio, tracing, and tracing-subscriber. diesel is written in Rust and OpenViking in Python.

# diesel vs OpenViking

diesel and OpenViking share 7 technologies: rusqlite, sqlx, MySQL, SQLite, Tokio, tracing, and tracing-subscriber. diesel is written in Rust and OpenViking in Python.

- [diesel-rs/diesel](https://seerepo.com/r/diesel-rs/diesel): A safe, extensible ORM and Query Builder for Rust
- [volcengine/OpenViking](https://seerepo.com/r/volcengine/OpenViking): Self-evolving Context Database for AI Agents. Unify Agent Memory, Knowledge RAG and Skills.

## What they share and what sets them apart

- In common: rusqlite, sqlx, MySQL, SQLite, Tokio, tracing, tracing-subscriber
- Only in diesel: pq-sys, tokio-postgres, libsqlite3-sys, sqlite-wasm-rs, Postgres, r2d2, sea-orm, diesel-async
- Only in OpenViking: FastAPI, AIOHTTP, aws-sdk-s3, fred, sqlx-sqlite, lru, Redis, OpenAI, uvicorn, React, Vite, TanStack, crossterm, Ratatui, indicatif, argon2-cffi, cryptography, hkdf, agent-framework-core, LangChain, MCP, litellm, firecrawl-anydoc, pdfplumber, jinja2, zip, cairosvg, defusedxml, feedparser, image, Pydantic, jsonschema, opentelemetry-api, volcengine-python-sdk, OpenTelemetry, opentelemetry-exporter-otlp-proto-grpc, opentelemetry-exporter-otlp-proto-http, loguru, opentelemetry_sdk, prometheus-client, tracing-appender, qrcode-terminal, pino, Tailwind CSS, class-variance-authority, next-themes, @codemirror/theme-one-dark, tailwind-merge, sonner, Base UI, @dagrejs/dagre, @rjsf/core, @streamdown/code, CodeMirror, postprocessing, react-dropzone, recharts, three, xyflow, Lucide, react-markdown, remark-gfm, yaml, streamdown, file-type, highlight.js, qrcode.react, rehype-raw, rehype-sanitize, remark-breaks, rjsf

## Side by side

| | diesel | OpenViking |
|---|---|---|
| Size | 192,214 lines written, 407 code files | 1,152,111 lines written, 2,091 code files |
| Who writes it | 0.3% of its commits signed by AI. With Claude Code and Codex | 8.2% of its commits signed by AI. With Claude Code, Cursor, Codex, and GitHub Copilot |
| Activity | Last push November 7, 2026, 6,187 commits, 14,227 stars | Last push November 6, 2026, 3,138 commits, 41,668 stars |
| Tests | 378 test files. 4.2% of its code files have a test that imports them | 1,410 test files. 56.1% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, diesel or OpenViking?

OpenViking, with 1,152,111 lines written; diesel has 192,214.

The proof: [volcengine/OpenViking's code at commit a5f08d1](https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)

### Which has more GitHub stars, diesel or OpenViking?

OpenViking, with 41,668 stars; diesel has 14,227.

The proof: [volcengine/OpenViking on GitHub](https://github.com/volcengine/OpenViking)

### Which has more tests, diesel or OpenViking?

OpenViking, with 1,410 test files; diesel has 378.

The proof: [volcengine/OpenViking's code at commit a5f08d1](https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)

### Which was updated more recently, diesel or OpenViking?

diesel: its last push was on November 7, 2026, and OpenViking's on November 6, 2026.

The proof: [diesel-rs/diesel's commits on GitHub](https://github.com/diesel-rs/diesel/commits)

### Which has more commits signed by AI, diesel or OpenViking?

OpenViking: an AI signed 8.2% of its commits, with Claude Code, Cursor, Codex, and GitHub Copilot; in diesel, 0.3%.

The proof: [the commits each tool signed in volcengine/OpenViking](https://seerepo.com/r/volcengine/OpenViking/ai)

## Sources

- diesel-rs/diesel: Read on November 9, 2026, at commit 545b6a1 (https://github.com/diesel-rs/diesel/tree/545b6a19533b25100c82d8e2a787cb0874b9d3cf)
- volcengine/OpenViking: Read on November 6, 2026, at commit a5f08d1 (https://github.com/volcengine/OpenViking/tree/a5f08d14eb9305803402e6ab71b88a66bf897187)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.