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ClickStack vs twenty

ClickStack and twenty share 19 technologies: MCP, React, ClickHouse, express-session, Passport, ai, Zod, opentelemetry, React Hook Form, react-error-boundary, react-hotkeys-hook, xyflow, react-grid-layout, @dagrejs/dagre, @tabler/icons-react, react-markdown, remark-gfm, papaparse, and @hookform/resolvers. Both are written in TypeScript.

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What they share and what sets them apart

ClickHouse

ClickStack

Resolve production issues, fast. An open source observability platform unifying session replays, logs, metrics, traces and errors powered by ClickHouse and OpenTelemetry.

TypeScript10kRead on November 14, 2026, at commit 0096a35What is ClickStack built with?

Only in ClickStack

In common

twentyhq

twenty

The open alternative to Salesforce, designed for AI.

TypeScript60.9kRead on November 12, 2026, at commit f92e6d4What is twenty built with?

Only in twenty

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
ClickStack560,607 lines written998 code files
twenty2,893,814 lines written28,781 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.
ClickStack3.2% of its commits signed by AIWith Cursor, Claude Code, and GitHub Copilot
twenty1.9% of its commits signed by AIWith Claude Code, Cursor, GitHub Copilot, and Sweep
ActivityFrom GitHub and its history, on the day SeeRepo read it.
ClickStackLast push November 14, 20262,537 commits10,035 stars
twentyLast push November 12, 202618,333 commits60,854 stars
TestsThe files that test the code, and the share of code files a test imports.
ClickStack698 test files51.1% of its code files have a test that imports them
twenty7,567 test files28.2% of its code files have a test that imports them

Frequently asked questions

Which is bigger, ClickStack or twenty?
twenty, with 2,893,814 lines written; ClickStack has 560,607.

The proof: twentyhq/twenty's code at commit f92e6d4

Which has more GitHub stars, ClickStack or twenty?
twenty, with 60,854 stars; ClickStack has 10,035.

The proof: twentyhq/twenty on GitHub

Which has more tests, ClickStack or twenty?
twenty, with 7,567 test files; ClickStack has 698.

The proof: twentyhq/twenty's code at commit f92e6d4

Which was updated more recently, ClickStack or twenty?
ClickStack: its last push was on November 14, 2026, and twenty's on November 12, 2026.

The proof: ClickHouse/ClickStack's commits on GitHub

Which has more commits signed by AI, ClickStack or twenty?
ClickStack: an AI signed 3.2% of its commits, with Cursor, Claude Code, and GitHub Copilot; in twenty, 1.9%.

The proof: the commits each tool signed in ClickHouse/ClickStack

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