#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
XCalendar alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
XCalendar
A cross-platform plugin for .NET providing an API for representing a calendar along with fully customisable calendar controls for .NET MAUI and Xamarin Forms
72
Quality
77
Trust
333
Stars
#2
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$ npx skills add ohmyzsh/ohmyzsh#9
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$ npx skills add novuhq/novu#11
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$ npx skills add Foundry376/Mailspring#12
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$ npx skills add alyssaxuu/screenity#14
BillionMail gives you open-source MailServer, NewsLetter, Email Marketing — fully self-hosted, dev-friendly, and free from monthly fees. Join the discord: https://discord.gg/asfXzBUhZr
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$ npx skills add mjmlio/mjml#16
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.
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$ npx skills add plait-board/drawnixHow 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 XCalendar 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.