diff --git a/source.md b/source.md
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--- a/source.md
+++ b/source.md
@@ -109,7 +109,6 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 - [Mtechviral](https://www.youtube.com/watch?v=qWL1lGchpRA&list=PLR2qQy0Zxs_UdqAcaipPR3CG1Ly57UlhV) <!--youtube:list/PLR2qQy0Zxs_UdqAcaipPR3CG1Ly57UlhV--> - [Hindi/English] Mtechviral Series By [Pawan Kumar](https://github.com/iampawan)
 - [Flutter in Practice](https://www.youtube.com/playlist?list=PLhXZp00uXBk5TSY6YOdmpzp1yG3QbFvrN) - Free video courssd for beginners & non-programmers by [Zaiste](https://zaiste.net/)
 - [Whatsupcoders](https://www.youtube.com/c/whatsupcoders) <!--youtube:list/PL6BTtm1PxwOUpt1muzFD3ErxWdCzLkYbI--> - Free video series on Flutter Widgets by [Kamal](https://github.com/whatsupcoders)
-- [JohannesMilke](https://www.youtube.com/watch?v=PvDOgOdUgkU&list=PL1WkZqhlAdC_MPQBXUFwAHviZ3XkWPDBG) <!--youtube:list/PL1WkZqhlAdC_MPQBXUFwAHviZ3XkWPDBG--> - Free Flutter video tutorials for beginners & advanced by [Johannes Milke](https://www.youtube.com/channel/UC0FD2apauvegCcsvqIBceLA?sub_confirmation=1).
 
 ## Components
 
@@ -121,7 +120,6 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 
 ### UI
 
-- [Contact Picker](https://github.com/goderbauer/contact_picker) <!--stargazers:goderbauer/contact_picker--> - Picking contact from the address book by [Michael Goderbauer](https://github.com/goderbauer)
 - [StaggeredGridView](https://github.com/letsar/flutter_staggered_grid_view) <!--stargazers:letsar/flutter_staggered_grid_view--> - GridView with tiles of variable sizes by [Romain Rastel](https://github.com/letsar)
 - [Radial Menu](https://github.com/xqwzts/flutter_radial_menu) <!--stargazers:xqwzts/flutter_radial_menu--> - Animated Radial Menu by [Victor Choueiri](https://github.com/xqwzts)
 - [Tinder Cards](https://github.com/Ivaskuu/tinder_cards) <!--stargazers:Ivaskuu/tinder_cards--> - Tinder like cards swipe effect by [Ivascu Adrian](https://github.com/Ivaskuu)
@@ -189,7 +187,6 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 
 #### Material Design
 
-- [Material Color Picker](https://github.com/long1eu/material_color_picker) <!--stargazers:long1eu/material_color_picker--> - Based on the Google Docs color picker by [Lung Razvan](https://github.com/long1eu)
 - [Unicorn Speed Dial](https://github.com/tiagojencmartins/unicornspeeddial) <!--stargazers:tiagojencmartins/unicornspeeddial--> - Floating Action Button with Speed Dial by [Tiago Martins](https://github.com/tiagojencmartins)
 - [Slidable](https://github.com/letsar/flutter_slidable) <!--stargazers:letsar/flutter_slidable--> - Slidable list item with left and right slide actions by [Romain Rastel](https://github.com/letsar)
 
@@ -213,7 +210,7 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 - [Calendar Widget](https://github.com/pinkfish/flutter_calendar) <!--stargazers:pinkfish/flutter_calendar--> - Calendar widget by [David Bennett](https://github.com/pinkfish)
 - [Calendar Carousel Widget](https://github.com/dooboolab/flutter_calendar_carousel) <!-- stargazers:dooboolab/flutter_calendar_carousel--> - Calendar carousel by [dooboolab](https://github.com/dooboolab/flutter_calendar_carousel)
 - [Table Calendar](https://github.com/aleksanderwozniak/table_calendar) <!--stargazers:aleksanderwozniak/table_calendar--> - Calendar organized neatly into a Table, with vertical autosizing by [Aleksander Woźniak](https://github.com/aleksanderwozniak)
-- [SomeCalendar](https://github.com/agryva/Some-Calendar) <!--stargazers:agryva/Some-Calendar--> - Multi-select & range configurable calendar by [agryva](https://github.com/agryva)
+
 
 #### Login
 
@@ -242,7 +239,6 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 
 - [Google Map View](https://github.com/apptreesoftware/flutter_google_map_view) <!--stargazers:apptreesoftware/flutter_google_map_view--> - Displaying google map plugin by [AppTree Software](https://www.linkedin.com/company/apptree-software/)
 - [GeoCoder](https://github.com/aloisdeniel/flutter_geocoder) <!--stargazers:aloisdeniel/flutter_geocoder--> - Forward and reverse geocoding by [Aloïs Deniel](https://aloisdeniel.github.com)
-- [Map](https://github.com/apptreesoftware/flutter_map) <!--stargazers:apptreesoftware/flutter_map--> - Solution based on [Leaflet](http://leafletjs.com/) and customizable by [AppTree Software](https://github.com/apptreesoftware)
 - [Mapbox GL](https://github.com/mapbox/flutter-mapbox-gl) <!--stargazers:mapbox/flutter-mapbox-gl--> - Interactive, customizable vector maps by Mapbox
 - [AMap](https://github.com/fluttify-project/amap_map_fluttify) <!--stargazers:fluttify-project/amap_map_fluttify--> - Access to AMap services(高德地图) by [fluttify-project](https://github.com/fluttify-project)
 
@@ -288,7 +284,7 @@ If you appreciate the content 📖, support projects visibility, give 👍| ⭐|
 - [AutoSizeText](https://github.com/leisim/auto_size_text) <!--stargazers:leisim/auto_size_text--> - Automatically resizes text to fit perfectly within its bounds by [Simon Leier](https://github.com/leisim).
 - [Parsed Text](https://github.com/fayeed/flutter_parsed_text) <!--stargazers:fayeed/flutter_parsed_text--> - Interactive text based on content recognition, also supports Regex by [Fayeed Pawaskar](https://github.com/fayeed/)
 - [TeX](https://github.com/shah-xad/flutter_tex) <!--stargazers:shah-xad/flutter_tex--> - Render Mathematics Equations with full HTML and JavaScript support by [Shahzad Akram](https://github.com/shah-xad)
-- [Flutter Math](https://github.com/znjameswu/flutter_math) <!--stargazers:znjameswu/flutter_math--> - Fast & High-Quality Equation Rendering with pure Dart & Flutter support by [James Wu](https://github.com/znjameswu)
+
 
 ### Analytics