#1
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/leantimeAlternatives
Open Web Calendar alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
Open Web Calendar
Embed a highly customizable web calendar into your website using ICal source links
76
Quality
80
Trust
323
Stars
#2
Ultimate calendar for your React app.
3.8K starsJul 27, 2026 pushproductivity-automationTypeScriptCalendar
$ npx skills add wojtekmaj/react-calendar#3
Cal-Heatmap is a javascript charting library to create a time-series calendar heatmap
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$ npx skills add wa0x6e/cal-heatmap#4
Virtual whiteboard for sketching hand-drawn like diagrams
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$ npx skills add excalidraw/excalidraw#5
The classic email sending library for PHP
22K starsJun 6, 2026 pushproductivity-automationPHPEmail
$ npx skills add PHPMailer/PHPMailer#6
💌 Build and send emails using React
19K starsJun 12, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add resend/react-email#7
A fully open source & end-to-end encrypted note taking alternative to Evernote.
14K starsJun 16, 2026 pushproductivity-automationTypeScriptProductivity
$ npx skills add streetwriters/notesnook#8
:mag: Quick file search & app launcher for Windows with community-made plugins
15K starsJun 15, 2026 pushproductivity-automationC#Productivity
$ npx skills add Flow-Launcher/Flow.Launcher#9
The best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.
19K starsAug 6, 2026 pushproductivity-automationPythonProductivity
$ npx skills add ActivityWatch/activitywatch#10
Prometheus Alertmanager
8.5K starsJun 16, 2026 pushproductivity-automationGoEmail
$ npx skills add prometheus/alertmanager#11
Mail-in-a-Box helps individuals take back control of their email by defining a one-click, easy-to-deploy SMTP+everything else server: a mail server in a box.
15K starsMay 24, 2026 pushproductivity-automationPythonEmail
$ npx skills add mail-in-a-box/mailinabox#12
Low code web framework for real world applications, in Python and Javascript
10K starsJun 16, 2026 pushproductivity-automationPythonEmail
$ npx skills add frappe/frappe#13
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#14
🙃 A delightful community-driven (with 2,500+ contributors) framework for managing your zsh configuration. Includes 300+ optional plugins (rails, git, macOS, hub, docker, homebrew, node, php, python, etc), 140+ themes to spice up your morning, and an auto-update tool that makes it easy to keep up with the latest updates from the community.
188K starsJun 15, 2026 pushproductivity-automationShellProductivity
$ npx skills add ohmyzsh/ohmyzsh#15
The open-source communication infrastructure for agents and products
39K starsJun 16, 2026 pushproductivity-automationTypeScriptEmail
$ npx skills add novuhq/novu#16
The free and privacy-friendly screen recorder with no limits 🎥
18K starsAug 18, 2026 pushproductivity-automationJavaScriptProductivity
$ npx skills add alyssaxuu/screenityHow 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 Open Web Calendar 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.