Remove cosmos from @sei-js/create-sei templates (#283)

* Removed Cosmos from @sei-js/create-sei

- removed the cosmos templates
- removed unnecessary config in commands
- updated docs to remove unnecessary CLI commands

* Added changeset for release

Author: codebycarson

.changeset/tiny-mails-press.md

@@ -0,0 +1,5 @@
+---
+"@sei-js/create-sei": patch
+---
+
+Remove cosmos from templates

docs/create-sei/quick-start.mdx

@@ -38,18 +38,6 @@ The CLI provides an interactive wizard to guide you through project setup:
     - **Vite** - Fast build tool with React
   </Step>
 
-  <Step title="Select Ecosystem">
-    Choose your blockchain integration:
-    - **EVM** - Ethereum-compatible development (recommended)
-    - **Cosmos** - Native Cosmos SDK (deprecated per SIP-3)
-  </Step>
-  
-  <Step title="Pick Library (EVM only)">
-    For EVM ecosystem, choose your wallet library:
-    - **Wagmi** - Type-safe React hooks for Ethereum
-    - **Ethers.js** - Traditional Ethereum library
-  </Step>
-  
   <Step title="Project Setup">
     The CLI automatically configures:
     - TypeScript configuration
@@ -67,15 +55,11 @@ Skip the interactive setup by specifying all options directly:
 <CodeGroup>
 
 ```bash Next.js + Wagmi
-npx @sei-js/create-sei app -n my-app -f next -e evm -l wagmi
+npx @sei-js/create-sei app -n my-app -f next
 ```
 
 ```bash Vite + Ethers.js
-npx @sei-js/create-sei app -n my-app -f vite -e evm
-```
-
-```bash Next.js + CosmJS (Deprecated)
-npx @sei-js/create-sei app -n my-app -f next -e cosmos
+npx @sei-js/create-sei app -n my-app -f vite
 ```
 
 </CodeGroup>
@@ -86,8 +70,6 @@ npx @sei-js/create-sei app -n my-app -f next -e cosmos
 |------|-----------|-------------|---------|
 | `-n` | `--name` | Project name (must be valid package name) | Any valid npm package name |
 | `-f` | `--framework` | Frontend framework | `vite`, `next` |
-| `-e` | `--ecosystem` | Blockchain ecosystem | `evm`, `cosmos` |
-| `-l` | `--library` | EVM library (EVM ecosystem only) | `wagmi` |
 
 <Info>
 **Template Combinations**: The CLI creates different project templates based on your flag combinations. See all available combinations on the [Templates page](/create-sei/templates).
@@ -99,7 +81,7 @@ After running the CLI, you'll have a fully configured Sei dApp ready for develop
 
 - **Project Structure Created** - Organized file structure with components, hooks, and utilities properly scaffolded for your chosen framework and ecosystem.
 
-- **Wallet Integration Ready** - Pre-configured wallet connections for your chosen ecosystem (Wagmi/Ethers.js for EVM, CosmJS for Cosmos) with connection hooks ready to use.
+- **Wallet Integration Ready** - Pre-configured wallet connections and connection hooks ready to use.
 
 - **Development Tools Configured** - TypeScript, ESLint, Prettier, and Tailwind CSS automatically configured with sensible defaults and ready for immediate development.
 

docs/create-sei/templates.mdx

@@ -8,9 +8,7 @@ icon: "grid-2"
 **New to @sei-js/create-sei?** Check out our [Quick Start guide](/create-sei/quick-start) for step-by-step instructions on getting started. This page is a reference for all available template combinations.
 </Info>
 
-## Next.js Templates
-
-Choose from these Next.js-based templates for building production-ready frontend dApps with server-side rendering, SEO optimization, and full-stack capabilities. Each template includes pre-configured wallet connections and Sei blockchain integration.
+## Choose a Template
 
 <CardGroup cols={1}>
   <Card
@@ -32,56 +30,6 @@ Choose from these Next.js-based templates for building production-ready frontend
     ```
   </Card>
 
-  <Card
-    title="Next.js + Ethers.js (EVM)"
-    icon="react"
-  >
-    Next.js application using Ethers.js for blockchain interactions with custom React hooks for wallet management. Includes pre-configured Sei precompile contract integrations for native blockchain functionality like token operations, staking, and governance. Ideal for developers familiar with Ethers.js who need direct access to Sei's unique features.
-    
-    <br/>
-    
-    **CLI Flags:** `-f next -e evm`
-    
-    <br/>
-
-    **Tech Stack:** `Next.js 14` `Ethers.js v6` `Custom Hooks` `Sei Precompiles` `Tailwind CSS`
-    
-    ```bash
-    npx @sei-js/create-sei app -n my-app -f next -e evm
-    ```
-  </Card>
-
-  <Card
-    title="Next.js + CosmJS (Cosmos) - Deprecated"
-    icon="atom"
-  >
-    <Warning>
-    **Deprecated**: CosmWasm and Cosmos functionality will be removed from Sei as part of [SIP-3](https://github.com/sei-protocol/sips/blob/main/sips/sip-3.md). Please use EVM templates for new projects.
-    </Warning>
-    
-    Legacy Next.js application with CosmJS for Cosmos SDK interactions and Keplr wallet integration. Supports native Cosmos transaction signing and IBC transfers. Only recommended for maintaining existing Cosmos-based applications before migrating to EVM templates.
-    
-    <br/>
-    
-    **CLI Flags:** `-f next -e cosmos`
-    
-    <br/>
-
-    **Tech Stack:** `Next.js 14` `CosmJS` `Keplr Wallet` `Cosmos SDK` `Tailwind CSS`
-    
-    ```bash
-    npx @sei-js/create-sei app -n my-app -f next -e cosmos
-    ```
-  </Card>
-</CardGroup>
-
----
-
-## Vite Templates
-
-Select from these Vite-based templates for rapid frontend dApp development with instant hot module replacement and lightning-fast build times. Perfect for prototyping, single-page applications, and development environments requiring quick iteration cycles.
-
-<CardGroup cols={1}>
   <Card
     title="Vite + Wagmi (EVM)"
     icon="bolt"
@@ -100,53 +48,12 @@ Select from these Vite-based templates for rapid frontend dApp development with
     npx @sei-js/create-sei app -n my-app -f vite -e evm -l wagmi
     ```
   </Card>
-
-  <Card
-    title="Vite + Ethers.js (EVM)"
-    icon="bolt"
-  >
-    Lightweight Vite application with Ethers.js for direct blockchain interactions and custom wallet connection setup. Includes Sei precompile contract factories for accessing native functionality like bank operations, staking rewards, and oracle price feeds. Best for developers who prefer minimal abstractions and direct control over wallet connections.
-    
-    <br/>
-    
-    **CLI Flags:** `-f vite -e evm`
-    
-    <br/>
-
-    **Tech Stack:** `Vite` `React 18` `TypeScript` `Ethers.js v6` `Sei Precompiles`
-    
-    ```bash
-    npx @sei-js/create-sei app -n my-app -f vite -e evm
-    ```
-  </Card>
-
-  <Card
-    title="Vite + CosmJS (Cosmos) - Deprecated"
-    icon="atom"
-  >
-    <Warning>
-    **Deprecated**: CosmWasm and Cosmos functionality will be removed from Sei as part of [SIP-3](https://github.com/sei-protocol/sips/blob/main/sips/sip-3.md). Please use EVM templates for new projects.
-    </Warning>
-    
-    Legacy Vite application with CosmJS for Cosmos SDK interactions, Keplr wallet integration, and native Cosmos transaction signing. Supports IBC transfers and CosmWasm contract interactions. Only use for maintaining existing Cosmos applications during the transition period to EVM-based architecture.
-    
-    <br/>
-    
-    **CLI Flags:** `-f vite -e cosmos`
-    
-    <br/>
-
-    **Tech Stack:** `Vite` `React 18` `TypeScript` `CosmJS` `Keplr Wallet`
-    
-    ```bash
-    npx @sei-js/create-sei app -n my-app -f vite -e cosmos
-    ```
-  </Card>
 </CardGroup>
 
+---
 ## What's Included
 
-Every template includes these essential features:
+Each template includes these essential features:
 
 <CardGroup cols={2}>
   <Card title="Wallet Connection" icon="wallet">

docs/create-sei/welcome.mdx

@@ -9,7 +9,7 @@ icon: "hammer"
 `@sei-js/create-sei` is a CLI tool that scaffolds production-ready Sei dApps in seconds. Choose from EVM or Cosmos templates with Next.js/Vite, modern wallet integration, and TypeScript support.
 
 ```bash
-npx @sei-js/create-sei app -n my-sei-app
+npx @sei-js/create-sei app -n my-sei-app -f next
 ```
 
 <Warning>
@@ -20,9 +20,6 @@ npx @sei-js/create-sei app -n my-sei-app
   <Card title="EVM Templates" icon="ethereum">
     Modern Ethereum-compatible development with Wagmi/Viem or Ethers.js
   </Card>
-  <Card title="Cosmos Templates" icon="atom">
-    Native Cosmos SDK integration (deprecated per SIP-3)
-  </Card>
   <Card title="Multiple Frameworks" icon="layer-group">
     Next.js for full-stack apps, Vite for lightweight builds
   </Card>

packages/create-sei/.yarn/install-state.gz

@@ -30,20 +30,9 @@ enum FrontendScaffolding {
 	Next = 'next'
 }
 
-export enum RPCIntegrationType {
-	EVM = 'evm',
-	CosmJS = 'cosmos'
-}
-
-export enum EVMLibrary {
-	Wagmi = 'wagmi'
-}
-
 interface WizardOptions {
 	name?: string;
 	framework?: FrontendScaffolding;
-	ecosystem?: RPCIntegrationType;
-	library?: EVMLibrary;
 }
 
 const promptFramework = async () => {
@@ -59,32 +48,6 @@ const promptFramework = async () => {
 	return appFramework;
 };
 
-const promptRpcIntegrations = async () => {
-	const { rpcIntegrationType } = await inquirer.prompt([
-		{
-			type: 'list',
-			name: 'rpcIntegrationType',
-			message: 'Select the wallet connection type you want to include:',
-			choices: Object.values(RPCIntegrationType)
-		}
-	]);
-
-	return rpcIntegrationType;
-};
-
-const promptEVMLibrary = async () => {
-	const { evmLibrary } = await inquirer.prompt([
-		{
-			type: 'list',
-			name: 'evmLibrary',
-			message: 'Choose your preferred EVM library:',
-			choices: Object.values(EVMLibrary)
-		}
-	]);
-
-	return evmLibrary;
-};
-
 function isValidDirectoryName(dirName) {
 	const illegalRe = /[<>:"/\\|?*]/g;
 	const windowsReservedRe = /^(con|prn|aux|nul|com[1-9]|lpt[1-9])$/i;
@@ -121,22 +84,6 @@ const validateOptions = (options: WizardOptions): boolean => {
 		}
 	}
 
-	if (options.ecosystem) {
-		const validEcosystems = Object.values(RPCIntegrationType);
-		if (!validEcosystems.includes(options.ecosystem)) {
-			console.log(`Invalid Ecosystem '${options.ecosystem}' provided. Framework must be one of: [${validEcosystems.join(', ')}]`);
-			valid = false;
-		}
-	}
-
-	if (options.library) {
-		const validEVMLibraries = Object.values(EVMLibrary);
-		if (!validEVMLibraries.includes(options.library)) {
-			console.log(`Invalid EVM Library '${options.library}' provided. Framework must be one of: [${validEVMLibraries.join(', ')}]`);
-			valid = false;
-		}
-	}
-
 	return valid;
 };
 
@@ -166,12 +113,8 @@ async function runWizard(options: WizardOptions): Promise<void> {
 	}
 
 	const appFramework = options.framework || (await promptFramework());
-	let appConnectionType = options.ecosystem || (await promptRpcIntegrations());
-	if (appConnectionType === RPCIntegrationType.EVM) {
-		appConnectionType = options.library || (await promptEVMLibrary());
-	}
 
-	const templateName = `${appFramework}-${appConnectionType}-template`;
+	const templateName = `${appFramework}-template`;
 	const templatePath = path.join(__dirname, 'templates', templateName);
 	const dst = path.join(process.cwd(), dAppName);
 	await fs.promises.cp(templatePath, dst, { recursive: true });
@@ -185,8 +128,6 @@ program
 	.description('Create a new SEI dApp')
 	.option('-n, --name <name>', 'Specify the name of your dApp. Name must be a valid package name.')
 	.option('-f, --framework <framework>', `Specify the app framework to use: [${Object.values(FrontendScaffolding).join(', ')}]`)
-	.option('-e, --ecosystem <ecosystem>', `Specify the ecosystem to use: [${Object.values(RPCIntegrationType).join(', ')}]`)
-	.option('-l, --library <library>', `Specify the EVM library to use: [${Object.values(EVMLibrary).join(', ')}]. Only used if ecosystem chosen is 'EVM'`)
 	.action(async (options: WizardOptions) => {
 		try {
 			await runWizard(options);