#1
Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap
3.1K starsJul 20, 2026 pushproductivity-automationTypeScriptCalendar
$ npx skills add wa0x6e/cal-heatmapAlternatives
Rrule alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Rrule
JavaScript library for working with recurrence rules for calendar dates as defined in the iCalendar RFC and more.
71
Quality
78
Trust
3.7K
Stars
#2
Ultimate calendar for your React app.
3.8K starsJul 27, 2026 pushproductivity-automationTypeScriptCalendar
$ npx skills add wojtekmaj/react-calendar#3
Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind.
10K starsJun 14, 2026 pushproductivity-automationPHPCalendar
$ npx skills add Leantime/leantime#4
MJML: the only framework that makes responsive-email easy
18K starsJun 12, 2026 pushproductivity-automationJavaScriptEmail
$ npx skills add mjmlio/mjml#5
A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail
11K starsJun 9, 2026 pushproductivity-automationJavaScriptEmail
$ npx skills add maillab/cloud-mail#6
A next.js web application that integrates AI capabilities with draw.io diagrams. This app allows you to create, modify, and enhance diagrams through natural language commands and AI-assisted visualization.
32K starsJun 16, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add DayuanJiang/next-ai-draw-io#7
✉️ Send e-mails with Node.JS – easy as cake!
18K starsJun 15, 2026 pushproductivity-automationJavaScriptEmail
$ npx skills add nodemailer/nodemailer#8
Low code web framework for real world applications, in Python and Javascript
10K starsJun 16, 2026 pushproductivity-automationPythonEmail
$ npx skills add frappe/frappe#9
Virtual whiteboard for sketching hand-drawn like diagrams
125K starsJun 16, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add excalidraw/excalidraw#10
The open-source communication infrastructure for agents and products
39K starsJun 16, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add novuhq/novu#11
💌 Build and send emails using React
19K starsJun 12, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add resend/react-email#12
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.
14K starsJun 16, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add plait-board/drawnix#13
An Obsidian plugin that embeds Claude Code/Codex as an AI collaborator in your vault
13K starsJun 12, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add YishenTu/claudian#14
Agentic AI Infrastructure for magnifying HUMAN capabilities.
16K starsMay 20, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add danielmiessler/LifeOS#15
Agentic AI Infrastructure for magnifying HUMAN capabilities.
16K starsMay 20, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add danielmiessler/Personal_AI_Infrastructure#16
A fully open source & end-to-end encrypted note taking alternative to Evernote.
14K starsJun 16, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add streetwriters/notesnookHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep Rrule if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.