1.excalidraw / excalidraw
Virtual whiteboard for sketching hand-drawn like diagrams
+13,264 stars
from 121,718 · score 9.49
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
18 repositories by Attention Score · May 7, 2026 – Nov 2, 2026 (UTC)
2.dream-num / univer
The Office Harness for AI Agents — Spreadsheets, Docs, Slides, Canvas, Relational Tables, and PDF in one runtime.
+10,077 stars
from 12,766 · score 9.22
3.tldraw / tldraw
Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent recommended #1 five star SDK.
+4,652 stars
from 46,530 · score 8.45
4.mattermost / mattermost
Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..
+3,219 stars
from 36,280 · score 8.08
5.linkwarden / linkwarden
⚡️⚡️⚡️ Self-hosted collaborative bookmark manager to collect, read, annotate, and fully preserve what matters, all in one place.
+2,312 stars
from 17,978 · score 7.75
6.RocketChat / Rocket.Chat
The Secure CommsOS™ for mission-critical operations
+1,442 stars
from 44,915 · score 7.27
7.plait-board / drawnix
开源白板工具（SaaS），一体化白板，包含思维导图、流程图、自由画等。All in one open-source whiteboard tool with mind, flowchart, freehand and etc.
+1,400 stars
from 13,609 · score 7.24
8.Sync-in / server
Sync-in · Sovereign platform for file storage, sharing, synchronization, and collaboration.
+822 stars
from 1,127 · score 6.71
9.mattermost-community / focalboard
Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana.
+618 stars
from 25,918 · score 6.43
10.Unleash / unleash
Open-source feature management platform
+526 stars
from 13,397 · score 6.27
11.ether / etherpad
Etherpad: A modern really-real-time collaborative document editor.
+406 stars
from 18,210 · score 6.01
12.hedgedoc / hedgedoc
HedgeDoc - Ideas grow better together
+401 stars
from 7,101 · score 6.00
13.toeverything / blocksuite
🧩 Content editing tech stack for the web - BlockSuite is a toolkit for building editors and collaborative applications.
+303 stars
from 5,778 · score 5.72
14.3xpyth0n / ideon
Your project is scattered across too many tools. Map the chaos on an infinite canvas where notes, files, TO-DOs (and more!) finally live together.
+270 stars
from 399 · score 5.60
15.bigbluebutton / bigbluebutton
A complete web conferencing system for virtual classes and more!
+214 stars
from 9,048 · score 5.37
16.teambit / bit
AI-powered development workspaces with reusable components, architectural clarity and zero overhead.
+172 stars
from 18,328 · score 5.15
17.b310-digital / teammapper
Mindmapping made simple: Host and create your own mindmaps. Share your mindmap sessions with your team and collaborate on mindmaps.
+68 stars
from 448 · score 4.23
18.RocketChat / Rocket.Chat.Electron
The Secure CommsOS™ for mission-critical operations
+26 stars
from 1,676 · score 3.30