lemmy vs zed

lemmy and zed share 7 technologies: moka, Postgres, Tokio, jsonwebtoken, tracing, prometheus, and tracing-subscriber. Both are written in Rust.

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What they share and what sets them apart

LemmyNet

lemmy

๐Ÿ€ A decentralised discussion platform for communities.

Rust14.7kRead on November 8, 2026, at commit e831e70What is lemmy built with?

Only in lemmy

  • Actix Web
  • tokio-postgres
  • tokio-postgres-rustls
  • diesel
  • diesel-async
  • diesel-derive-newtype
  • diesel_migrations
  • bcrypt
  • totp-rs
  • html-to-markdown-rs
  • html2text
  • infer
  • lettre
  • reqwest-tracing
  • tracing-actix-web

In common

zed-industries

zed

Code at the speed of thought โ€“ Zed is a high-performance, multiplayer code editor from the creators of Atom and Tree-sitter.

Rust94.5kRead on November 9, 2026, at commit 22580c6What is zed built with?

Only in zed

  • axum
  • tower
  • aws-sdk-s3
  • db
  • sqlez
  • sqlx-postgres
  • libsqlite3-sys
  • aws-sdk-kinesis
  • lru
  • heed
  • sqlx
  • AWS S3
  • GitHub
  • gpui
  • gpui_tokio
  • gpui_web
  • node_runtime
  • smol
  • objc2-foundation
  • wasmtime
  • objc2-app-kit
  • objc2-core-video
  • tiny_http
  • core-services
  • objc2-core-media
  • theme
  • theme_settings
  • font-kit
  • core-text
  • swash
  • command_palette_hooks
  • component
  • copilot_ui
  • git_ui_core
  • gpui_platform
  • menu
  • notifications
  • open_path_prompt
  • picker
  • picker_preview
  • platform_title_bar
  • tasks_ui
  • terminal
  • terminal_view
  • title_bar
  • ui
  • ui_input
  • vim_mode_setting
  • zed_actions
  • accesskit
  • wgpu
  • objc2-quartz-core
  • objc2-ui-kit
  • x11rb
  • core-graphics
  • etagere
  • wayland-client
  • alacritty_terminal
  • taffy
  • xkbcommon
  • accesskit_unix
  • objc2-metal
  • wayland-protocols-plasma
  • console
  • cosmic-text
  • dialoguer
  • lyon
  • notify-rust
  • objc2-user-notifications
  • wayland-cursor
  • file_icons
  • icons
  • emojis
  • sea-orm-macros
  • sqlez_macros
  • sea-orm
  • credentials_provider
  • oauth_callback_server
  • zed_credentials_provider
  • rpassword
  • acp_thread
  • agent
  • agent_servers
  • agent_skills
  • agent_ui
  • ai_onboarding
  • cloud_llm_client
  • codestral
  • context_server
  • copilot_chat
  • edit_prediction
  • edit_prediction_context
  • edit_prediction_types
  • harbor
  • language_model
  • language_model_core
  • language_models
  • ollama
  • open_ai
  • prompt_store
  • zeta_prompt
  • agent-client-protocol
  • aws-sdk-bedrockruntime
  • html_to_markdown
  • markdown
  • markdown_preview
  • image
  • quick-xml
  • pulldown-cmark
  • html5ever
  • tree-sitter-md
  • usvg
  • linkify
  • handlebars
  • mdbook
  • plist
  • resvg
  • ttf-parser
  • yaml-rust2
  • schemars
  • jsonschema
  • zlog
  • ztracing
  • log
  • env_logger
  • simplelog
  • perf-event
  • tracing-tracy
  • tracy-client

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
lemmy82,862 lines written516 code files
zed1,842,123 lines written1,778 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.
lemmy0% of its commits signed by AI
zed0.5% of its commits signed by AIWith Claude Code, Amp, Factory, GitHub Copilot, Codex, and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
lemmyLast push November 6, 20265,140 commits14,669 stars
zedLast push November 9, 202637,581 commits94,524 stars
TestsThe files that test the code, and the share of code files a test imports.
lemmy19 test files9.3% of its code files have a test that imports them
zed140 test files18.1% of its code files have a test that imports them

Frequently asked questions

Which is bigger, lemmy or zed?
zed, with 1,842,123 lines written; lemmy has 82,862.

The proof: zed-industries/zed's code at commit 22580c6

Which has more GitHub stars, lemmy or zed?
zed, with 94,524 stars; lemmy has 14,669.

The proof: zed-industries/zed on GitHub

Which has more tests, lemmy or zed?
zed, with 140 test files; lemmy has 19.

The proof: zed-industries/zed's code at commit 22580c6

Which was updated more recently, lemmy or zed?
zed: its last push was on November 9, 2026, and lemmy's on November 6, 2026.

The proof: zed-industries/zed's commits on GitHub

Which has more commits signed by AI, lemmy or zed?
zed: an AI signed 0.5% of its commits, with Claude Code, Amp, Factory, GitHub Copilot, Codex, and Cursor.

The proof: the commits each tool signed in zed-industries/zed

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