Compare
opencode vs rea
opencode and rea share 4 technologies: MCP, @clack/prompts, Zod, and yaml. Both are written in TypeScript.
What they share and what sets them apart
anomalyco
opencode
The open source coding agent.
TypeScript224.5kRead on November 4, 2026, at commit ffe6fedWhat is opencode built with?morluto
rea
Reverse engineer anything with agents, from app behavior down to native binaries.
TypeScript428.2kRead on November 4, 2026, at commit d7df9dfWhat is rea built with?In common
Only in opencode
- Solid
@solidjs/router
- Vite
- Sentry
- Anthropic
- Electron
- GitHub
- Hono
- Tailwind CSS
- @tailwindcss/vite
- @agentclientprotocol/sdk
- Drizzle
- jose
- htmlparser2
- gray-matter
- @standard-schema/spec
- electron-log
micromark
- micromark-extension-gfm
- pele
- dompurify
marked
katex
Only in rea
xterm
- cairosvg
@xmldom/xmldom
- plist
parse5
- saxes
- Ajv
ajv-formats
- har-schema
- pino
Side by side
opencoderea
SizeLines written by people and agents, without generated ones; code files, without tests.
opencode1,028,811 lines written3,839 code files
rea1,668,610 lines written2,423 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.
opencode0.3% of its commits signed by AIWith Claude Code, GitHub Copilot, Cursor, and Jules
rea16.3% of its commits signed by AIWith Claude Code, Codex, Cursor, Factory, GitHub Copilot, and Devin
ActivityFrom GitHub and its history, on the day SeeRepo read it.
opencodeLast push November 4, 202621,835 commits224,454 stars
reaLast push November 4, 20265,979 commits428,191 stars
TestsThe files that test the code, and the share of code files a test imports.
opencode1,608 test files35.1% of its code files have a test that imports them
rea3,518 test files66.6% of its code files have a test that imports them
Frequently asked questions
Which is bigger, opencode or rea?
rea, with 1,668,610 lines written in 2,423 code files; opencode has 1,028,811 in 3,839.
The proof: morluto/rea's code at commit d7df9df
Which has more GitHub stars, opencode or rea?
rea, with 428,191 stars; opencode has 224,454.
The proof: morluto/rea on GitHub
Which has more tests, opencode or rea?
rea, with 3,518 test files; opencode has 1,608.
The proof: morluto/rea's code at commit d7df9df
Which was updated more recently, opencode or rea?
Both got their last push on November 4, 2026.
The proof: anomalyco/opencode's commits on GitHub
Which has more commits signed by AI, opencode or rea?
rea: an AI signed 16.3% of its commits, with Claude Code, Codex, Cursor, Factory, GitHub Copilot, and Devin; in opencode, 0.3%.
The proof: the commits each tool signed in morluto/rea
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