base on Cross-platform 2D game engine focused on ultimate productivity built in .NET  [](https://discord.gg/tG5RBgw) [](https://flatredball.com) [](https://twitter.com/FlatRedBall)  The FlatRedBall Game Engine is designed to boost your productivity as a game developer, with a particular focus on building 2D games of any genre. It provides a powerful editor to help you organize your projects. At runtime, the FlatRedBall engine provides efficiency, stability, and features which have been refined for over two decades.  The FlatRedBall Engine utilizes the C# programming language, operating on the full version of .NET for uncompromised access to modern language features and all NuGet packages. Games can be launched effortlessly via the FlatRedBall Editor or directly from Visual Studio (or any other IDE), streamlining the development process. FlatRedBall is mature and continually improving. Reported issues are resolved or commented soon after they are created. We actively watch PRs and keep them from piling up. Commits are being made almost daily - [check the commit history to see the activity for yourself.](https://github.com/vchelaru/FlatRedBall/commits/NetStandard)  ### Star Velocity [](https://stars.medv.io/vchelaru/FlatRedBall) ## Downloading FlatRedBall For instructions on how to download FlatRedBall (both prebuilt and how to build from source), see [https://flatredball.com/download/](https://docs.flatredball.com/flatredball) Direct link to FlatRedBall Editor: https://files.flatredball.com/content/FrbXnaTemplates/DailyBuild/FRBDK.zip ## What kind of Features does FlatRedBall Offer? Too many to list here! If you want to see a list with images and animations, check out the Features Page: https://docs.flatredball.com/flatredball/flatredball-features ## Questions? Problems? The fastest way to get help is to ask in our discord chat: https://discord.gg/tG5RBgw If you prefer, you can also file issues on Github: https://github.com/vchelaru/FlatRedBall/issues Of course, FlatRedBall has the best documentation: https://docs.flatredball.com/ ## Contributing to FlatRedBall If you're interested in helping out, check out our Contributors section here: https://docs.flatredball.com/flatredball/contributing ## FlatRedBall Games FlatRedBall has been used to build dozens of commercial games. Here are some of our favorites: ### The Incredible Baron https://store.steampowered.com/app/441510/The_Incredible_Baron/   ### Cranky Chibi Cthulhu https://store.steampowered.com/app/2631990/Cranky_Chibi_Cthulhu/   ### Battlecrypt Bombers https://store.steampowered.com/app/2188930/BattleCrypt_Bombers/   ### WeeRPG https://store.steampowered.com/app/1586330/WeeRPG/   ### Deadvivors https://enxebregames.com/   ### Super Refresh Men (iOS and Android) https://www.youtube.com/watch?v=Irn64qHmakA&t=338s&ab_channel=Techzamazing   ### Masteroid https://store.steampowered.com/app/1148320/Masteroid/   ### KosmoSquad https://store.steampowered.com/app/1448070/KosmoSquad/   ### King Randall's Party https://store.steampowered.com/app/921450/King_Randalls_Party/   ### Champions of Anteria (Gum UI only) https://store.steampowered.com/app/374520/Champions_of_Anteria/   ### A.R.E.S.: Extinction Agenda EX https://store.steampowered.com/app/315340/ARES_Extinction_Agenda_EX/   ### Fusion: Sentient (Windows Phone 7) https://www.microsoft.com/en-us/p/fusion-sentient/9wzdncrfhwd3?activetab=pivot:overviewtab#   ", Assign "at most 3 tags" to the expected json: {"id":"7769","tags":[]} "only from the tags list I provide: [{"id":77,"name":"3d"},{"id":89,"name":"agent"},{"id":17,"name":"ai"},{"id":54,"name":"algorithm"},{"id":24,"name":"api"},{"id":44,"name":"authentication"},{"id":3,"name":"aws"},{"id":27,"name":"backend"},{"id":60,"name":"benchmark"},{"id":72,"name":"best-practices"},{"id":39,"name":"bitcoin"},{"id":37,"name":"blockchain"},{"id":1,"name":"blog"},{"id":45,"name":"bundler"},{"id":58,"name":"cache"},{"id":21,"name":"chat"},{"id":49,"name":"cicd"},{"id":4,"name":"cli"},{"id":64,"name":"cloud-native"},{"id":48,"name":"cms"},{"id":61,"name":"compiler"},{"id":68,"name":"containerization"},{"id":92,"name":"crm"},{"id":34,"name":"data"},{"id":47,"name":"database"},{"id":8,"name":"declarative-gui "},{"id":9,"name":"deploy-tool"},{"id":53,"name":"desktop-app"},{"id":6,"name":"dev-exp-lib"},{"id":59,"name":"dev-tool"},{"id":13,"name":"ecommerce"},{"id":26,"name":"editor"},{"id":66,"name":"emulator"},{"id":62,"name":"filesystem"},{"id":80,"name":"finance"},{"id":15,"name":"firmware"},{"id":73,"name":"for-fun"},{"id":2,"name":"framework"},{"id":11,"name":"frontend"},{"id":22,"name":"game"},{"id":81,"name":"game-engine "},{"id":23,"name":"graphql"},{"id":84,"name":"gui"},{"id":91,"name":"http"},{"id":5,"name":"http-client"},{"id":51,"name":"iac"},{"id":30,"name":"ide"},{"id":78,"name":"iot"},{"id":40,"name":"json"},{"id":83,"name":"julian"},{"id":38,"name":"k8s"},{"id":31,"name":"language"},{"id":10,"name":"learning-resource"},{"id":33,"name":"lib"},{"id":41,"name":"linter"},{"id":28,"name":"lms"},{"id":16,"name":"logging"},{"id":76,"name":"low-code"},{"id":90,"name":"message-queue"},{"id":42,"name":"mobile-app"},{"id":18,"name":"monitoring"},{"id":36,"name":"networking"},{"id":7,"name":"node-version"},{"id":55,"name":"nosql"},{"id":57,"name":"observability"},{"id":46,"name":"orm"},{"id":52,"name":"os"},{"id":14,"name":"parser"},{"id":74,"name":"react"},{"id":82,"name":"real-time"},{"id":56,"name":"robot"},{"id":65,"name":"runtime"},{"id":32,"name":"sdk"},{"id":71,"name":"search"},{"id":63,"name":"secrets"},{"id":25,"name":"security"},{"id":85,"name":"server"},{"id":86,"name":"serverless"},{"id":70,"name":"storage"},{"id":75,"name":"system-design"},{"id":79,"name":"terminal"},{"id":29,"name":"testing"},{"id":12,"name":"ui"},{"id":50,"name":"ux"},{"id":88,"name":"video"},{"id":20,"name":"web-app"},{"id":35,"name":"web-server"},{"id":43,"name":"webassembly"},{"id":69,"name":"workflow"},{"id":87,"name":"yaml"}]" returns me the "expected json"