#1
tldraw
Infinite canvas SDK for whiteboards, diagrams, and AI canvas apps.
Open Source Tools Directory
ToolRank is a public directory of open-source AI tools and developer tools listed in the catalog. Inclusion means the product is listed, not that ToolRank audited every license.
Tools are ordered according to the current ToolRank marketplace ranking. A higher position means a higher current bid, not that ToolRank thinks the product is better.
Top Open Source Tools
Highest current marketplace rank in this directory.
#4
Drizzle ORM
Lightweight TypeScript ORM. SQL you can read, migrate, and ship.
#5
Biome
Fast linter and formatter for JS/TS. One toolchain instead of five.
#6
shadcn/ui
Copy-paste React components you actually own. Not an npm lock-in.
#7
Cal.com
Open-source scheduling. Your calendar, your branding, your data.
New Open Source Tools
Most recently listed tools. New does not mean higher ranked.
View profile
Bun
All-in-one JS runtime, bundler, and package manager. Fast by default.
Continue
Open-source AI coding assistant. Bring your own model to the editor.
tldraw
Infinite canvas SDK for whiteboards, diagrams, and AI canvas apps.
Coolify
Self-host Heroku/Vercel on your own VPS. Docker, Git, done.
Trending Open Source Tools
Ordered by outbound visits from ToolRank profiles, not by editorial quality.
tldraw
Infinite canvas SDK for whiteboards, diagrams, and AI canvas apps.
shadcn/ui
Copy-paste React components you actually own. Not an npm lock-in.
Excalidraw
Virtual whiteboard for hand-drawn diagrams that look like a notebook.
Bun
All-in-one JS runtime, bundler, and package manager. Fast by default.
n8n
Fair-code workflow automation. Self-host it or run it in the cloud.
All Open Source Tools
Complete list for this directory, ordered by current marketplace ranking.
#1
tldraw
Infinite canvas SDK for whiteboards, diagrams, and AI canvas apps.
#4
Drizzle ORM
Lightweight TypeScript ORM. SQL you can read, migrate, and ship.
#5
Biome
Fast linter and formatter for JS/TS. One toolchain instead of five.
#6
shadcn/ui
Copy-paste React components you actually own. Not an npm lock-in.
#7
Cal.com
Open-source scheduling. Your calendar, your branding, your data.
#8
Excalidraw
Virtual whiteboard for hand-drawn diagrams that look like a notebook.
#10
n8n
Fair-code workflow automation. Self-host it or run it in the cloud.
#11
PocketBase
Open-source backend in one file. Auth, realtime, and an admin UI.
#12
Coolify
Self-host Heroku/Vercel on your own VPS. Docker, Git, done.
#13
Continue
Open-source AI coding assistant. Bring your own model to the editor.
#14
Umami
Self-hosted website analytics. Lightweight, open source, no tracking cookies.
#15
Bun
All-in-one JS runtime, bundler, and package manager. Fast by default.
#16
What is the Open Source Tools Directory?
ToolRank is a public directory of open-source AI tools and developer tools listed in the catalog. Inclusion means the product is listed, not that ToolRank audited every license. This page is a public ToolRank category, not an editorial review.
What are the top open source tools on ToolRank?
Top open source tools on this page are the listed products with the highest current marketplace rank. Tools are ordered according to the current ToolRank marketplace ranking. A higher position means a higher current bid, not that ToolRank thinks the product is better.
Does a top position mean the best open source tools?
No. ToolRank does not publish an objective best list. Tools are ordered according to the current ToolRank marketplace ranking. A higher position means a higher current bid, not that ToolRank thinks the product is better.
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