Svelte vs React: source lines of code compared
As of 2026-07-27, sveltejs/svelte contains 98,117 total lines (57,834 code) across 500 files, while facebook/react contains 469,005 total lines (371,767 code) across 2,188 files as of 2026-07-27. facebook/react is about 6.4x the size of sveltejs/svelte by code lines. Code size is not code quality: a larger count only means more source material, not a better or worse project.
| Metric | sveltejs/svelte | facebook/react |
|---|
| Files | 500 | 2,188 |
| Total lines | 98,117 | 469,005 |
| Code lines | 57,834 | 371,767 |
| Comment lines | 24,232 | 59,721 |
| Blank lines | 16,051 | 37,517 |
| Languages counted | 8 | 11 |
Top languages in sveltejs/svelte: JavaScript (78.1% of code), TypeScript (13.8% of code), YAML (6.3% of code). Top languages in facebook/react: JavaScript (64.3% of code), Rust (17.1% of code), TypeScript (16.1% of code). JavaScript, TypeScript, JSON appear in both top language lists; YAML, HTML appear only in sveltejs/svelte's top languages; Rust, CSS appear only in facebook/react's top languages.
Methodology: both counts come from cached OctoCounts reports generated with tokei. sveltejs/svelte was counted at ref main (commit 44a781373057) on 2026-07-27; facebook/react was counted at ref main (commit dcd4ec28a132) on 2026-07-27. See the counting methodology for ignored directories and analysis options.
Evidence and next steps:
Note: code size is not code quality. OctoCounts only reports reproducible line counts and makes no claim that either project is better.