py-spy vs zed
py-spy and zed share 4 technologies: lru, console, log, and env_logger. Both are written in Rust.
LinkedInWhat they share and what sets them apart
benfred
py-spy
Sampling profiler for Python programs
Rust15.6kRead on November 8, 2026, at commit 7a7ac96What is py-spy built with?Only in py-spy
In common
zed-industries
zed
Code at the speed of thought – Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.
Rust92.7kRead on November 4, 2026, at commit e21ff1bWhat is zed built with?Only in zed
- axum
- tower
aws-sdk-s3
- Postgres
- sqlx
AWS S3- GitHub
gpui
- gpui_tokio
- smol
objc2-foundation
- Tokio
- tiny_http
- core-services
- swash
- gpui_platform
accesskit
- wgpu
- x11rb
- core-graphics
- wayland-client
taffy
- xkbcommon
- cosmic-text
- dialoguer
- jsonwebtoken
rpassword
- markdown
- image
- quick-xml
- pulldown-cmark
- html5ever
- linkify
- handlebars
- plist
- resvg
- ttf-parser
- schemars
- jsonschema
tracing
Side by side
py-spyzed
SizeLines written by people and agents, without generated ones; code files, without tests.
py-spy92,808 lines written39 code files
zed1,835,785 lines written1,779 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.
py-spy0.2% of its commits signed by AIWith Claude Code
zed0.5% of its commits signed by AIWith Claude Code, Amp, Factory, GitHub Copilot, Codex, Cursor, and Gemini CLI
ActivityFrom GitHub and its history, on the day SeeRepo read it.
py-spyLast push November 6, 2026495 commits15,631 stars
zedLast push November 4, 202637,547 commits92,679 stars
TestsThe files that test the code, and the share of code files a test imports.
py-spy16 test files
zed140 test files18.1% of its code files have a test that imports them
Frequently asked questions
Which is bigger, py-spy or zed?
zed, with 1,835,785 lines written; py-spy has 92,808.
The proof: zed-industries/zed's code at commit e21ff1b
Which has more GitHub stars, py-spy or zed?
zed, with 92,679 stars; py-spy has 15,631.
The proof: zed-industries/zed on GitHub
Which has more tests, py-spy or zed?
zed, with 140 test files; py-spy has 16.
The proof: zed-industries/zed's code at commit e21ff1b
Which was updated more recently, py-spy or zed?
py-spy: its last push was on November 6, 2026, and zed's on November 4, 2026.
The proof: benfred/py-spy's commits on GitHub
Which has more commits signed by AI, py-spy or zed?
zed: an AI signed 0.5% of its commits, with Claude Code, Amp, Factory, GitHub Copilot, Codex, Cursor, and Gemini CLI; in py-spy, 0.2%.
The proof: the commits each tool signed in zed-industries/zed
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