Source: https://seerepo.com/compare/FuelLabs/fuel-core/vs/web-infra-dev/rspack
Markdown source: https://seerepo.com/compare/FuelLabs/fuel-core/vs/web-infra-dev/rspack.md
Description: fuel-core and rspack share 5 technologies: Tokio, wasmtime, indicatif, tracing, and tracing-subscriber. Both are written in Rust.

# fuel-core vs rspack

fuel-core and rspack share 5 technologies: Tokio, wasmtime, indicatif, tracing, and tracing-subscriber. Both are written in Rust.

- [FuelLabs/fuel-core](https://seerepo.com/r/FuelLabs/fuel-core): Rust full node implementation of the Fuel v2 protocol.
- [web-infra-dev/rspack](https://seerepo.com/r/web-infra-dev/rspack): Fast Rust-based bundler for the web with a modernized webpack API 🦀

## What they share and what sets them apart

- In common: Tokio, wasmtime, indicatif, tracing, tracing-subscriber
- Only in fuel-core: tower, axum, aws-sdk-s3, fuel-core-database, fuel-core-storage, rocksdb, Redis, lru, quick_cache, AWS S3, async-graphql, crossterm, termion, ed25519-dalek, parquet, fuel-core-metrics, prometheus-client, pyroscope, pyroscope_pprofrs, tracing-appender, tracing-core
- Only in rspack: React, Vue, hashlink, lightningcss, cssparser, html-escape, tracy-client

## Side by side

| | fuel-core | rspack |
|---|---|---|
| Size | 198,836 lines written, 566 code files | 772,639 lines written, 1,689 code files |
| Who writes it | 0.9% of its commits signed by AI. With Claude Code and Cursor | 1.6% of its commits signed by AI. With GitHub Copilot, Claude Code, Cursor, Codex, and Amp |
| Activity | Last push November 9, 2026, 1,517 commits, 56,762 stars | Last push November 10, 2026, 10,168 commits, 12,973 stars |
| Tests | 166 test files. 33% of its code files have a test that imports them | 13,282 test files. 2.9% 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, fuel-core or rspack?

rspack, with 772,639 lines written; fuel-core has 198,836.

The proof: [web-infra-dev/rspack's code at commit ec5f6bd](https://github.com/web-infra-dev/rspack/tree/ec5f6bd360f11ae615f8ee5b7773021dff02fd48)

### Which has more GitHub stars, fuel-core or rspack?

fuel-core, with 56,762 stars; rspack has 12,973.

The proof: [FuelLabs/fuel-core on GitHub](https://github.com/FuelLabs/fuel-core)

### Which has more tests, fuel-core or rspack?

rspack, with 13,282 test files; fuel-core has 166.

The proof: [web-infra-dev/rspack's code at commit ec5f6bd](https://github.com/web-infra-dev/rspack/tree/ec5f6bd360f11ae615f8ee5b7773021dff02fd48)

### Which was updated more recently, fuel-core or rspack?

rspack: its last push was on November 10, 2026, and fuel-core's on November 9, 2026.

The proof: [web-infra-dev/rspack's commits on GitHub](https://github.com/web-infra-dev/rspack/commits)

### Which has more commits signed by AI, fuel-core or rspack?

rspack: an AI signed 1.6% of its commits, with GitHub Copilot, Claude Code, Cursor, Codex, and Amp; in fuel-core, 0.9%.

The proof: [the commits each tool signed in web-infra-dev/rspack](https://seerepo.com/r/web-infra-dev/rspack/ai)

## Sources

- FuelLabs/fuel-core: Read on November 10, 2026, at commit 8bd82d4 (https://github.com/FuelLabs/fuel-core/tree/8bd82d4d1ff4e6da7a0e9febbe96e6a864d79f1f)
- web-infra-dev/rspack: Read on November 10, 2026, at commit ec5f6bd (https://github.com/web-infra-dev/rspack/tree/ec5f6bd360f11ae615f8ee5b7773021dff02fd48)

## 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.