obscura vs cua

obscura and cua share 9 technologies: Tokio, tiny-skia, hkdf, hmac, pbkdf2, image, png, tracing, and tracing-subscriber. Both are written in Rust.

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What they share and what sets them apart

h4ckf0r0day

obscura

The headless browser for AI agents and web scraping

Rust30.5kRead on November 7, 2026, at commit bc7decfWhat is obscura built with?

Only in obscura

  • Deno
  • cssparser
  • selectors
  • swash
  • taffy
  • markup5ever
  • html5ever
  • wuff
  • fast_image_resize
  • jpeg-encoder
  • resvg
  • usvg

In common

trycua

cua

Scale computer-use 2.0 with open-source drivers, cross-OS sandboxes, and benchmarks for training, evaluation, and data generation.

Rust31.9kRead on November 7, 2026, at commit bfded77What is cua built with?

Only in cua

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
obscura217,848 lines written157 code files
cua2,816,396 lines written3,906 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
obscura2.4% of its commits signed by AIWith Claude Code and Codex
cua29.5% of its commits signed by AIWith Claude Code, Codex, GitHub Copilot, CodeRabbit, Factory, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
obscuraLast push November 7, 20261,171 commits30,516 stars
cuaLast push November 7, 20265,960 commits31,935 stars
TestsThe files that test the code, and the share of code files a test imports.
obscura99 test files14% of its code files have a test that imports them
cua2,216 test files28.5% of its code files have a test that imports them

Frequently asked questions

Which is bigger, obscura or cua?
cua, with 2,816,396 lines written; obscura has 217,848.

The proof: trycua/cua's code at commit bfded77

Which has more GitHub stars, obscura or cua?
cua, with 31,935 stars; obscura has 30,516.

The proof: trycua/cua on GitHub

Which has more tests, obscura or cua?
cua, with 2,216 test files; obscura has 99.

The proof: trycua/cua's code at commit bfded77

Which was updated more recently, obscura or cua?
Both got their last push on November 7, 2026.

The proof: h4ckf0r0day/obscura's commits on GitHub

Which has more commits signed by AI, obscura or cua?
cua: an AI signed 29.5% of its commits, with Claude Code, Codex, GitHub Copilot, CodeRabbit, Factory, and Cursor; in obscura, 2.4%.

The proof: the commits each tool signed in trycua/cua

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