GITBOOK-56: add new update

Author: eric-stacks

docs/build/README.md

@@ -50,7 +50,7 @@ We all have different styles of learning. If you've already got a good concept o
 | Launching a token                                                                         | [Create Tokens](get-started/create-a-token/)                                                                                                                                                         |
 | Interested in security / auditing / grants                                                | [Stacks Bug Bounties](https://immunefi.com/bug-bounty/stacks/information/), [Stacks Foundation](https://stacks.org/grants)                                                                           |
 | Curious about current use cases                                                           | [Use Cases](get-started/use-cases/)                                                                                                                                                                  |
-| Searching for a complete list of devtools                                                 | [Stacks Devtools Ecosystem](stacks-devtools-ecosystem.md)                                                                                                                                            |
+| Searching for a complete list of devtools                                                 | [Stacks Devtools Ecosystem](stacks-devtools-catalog.md)                                                                                                                                              |
 
 ***
 

docs/build/SUMMARY.md

@@ -99,4 +99,4 @@
 
 ***
 
-* [Stacks Devtools Ecosystem](stacks-devtools-ecosystem.md)
+* [Stacks Devtools Catalog](stacks-devtools-catalog.md)

docs/build/stacks-connect/broadcast-transactions.md

@@ -54,7 +54,7 @@ There are three common transaction flows you can build:
 
 {% stepper %}
 {% step %}
-#### STX transfer
+**STX transfer**
 
 Use `stx_transferStx` to send tokens:
 
@@ -74,7 +74,7 @@ async function transferStx() {
 {% endstep %}
 
 {% step %}
-#### Contract deployment
+**Contract deployment**
 
 Deploy a contract with `stx_deployContract`:
 
@@ -86,7 +86,7 @@ async function deployContract() {
 
   const response = await request('stx_deployContract', {
     name: 'my-contract',
-    code: codeBody,
+    clarityCode: codeBody,
     clarityVersion: 3,
   });
 
@@ -100,7 +100,7 @@ Contracts deploy to the Stacks address of the connected wallet.
 {% endstep %}
 
 {% step %}
-#### Contract execution
+**Contract execution**
 
 Call contract functions with `stx_callContract`:
 

docs/build/stacks-devtools-ecosystem.md docs/build/stacks-devtools-catalog.mddocs/build/stacks-devtools-ecosystem.md renamed to docs/build/stacks-devtools-catalog.md

@@ -2,15 +2,15 @@
 description: A Devtools Catalog for Building with Stacks
 ---
 
-# Stacks Devtools Ecosystem
+# Stacks Devtools Catalog
 
 <div data-with-frame="true"><figure><img src=".gitbook/assets/devtools-ecosystem.png" alt=""><figcaption></figcaption></figure></div>
 
 Discover the full range of developer tools available for building on Stacks.&#x20;
 
 This page aggregates all open-sourced developer & experimental tools for building on Stacks. **Tools vary in scope, maturity, and maintenance status.** Whether you’re developing smart contracts, integrating wallets, querying blockchain data, or experimenting with new ideas, this page helps you find the resources to accelerate your projects and navigate the Stacks devtooling ecosystem.
 
-{% hint style="info" %}
+{% hint style="success" %}
 Official Stacks devtools are built and maintained by either **Stacks Labs** or **Hiro**.
 {% endhint %}
 

docs/build/whats-new/latest-updates.md

@@ -4,6 +4,14 @@ description: Check out the latest Stacks developer updates
 
 # Latest Updates
 
+### Multiple network URLs supported in RPC-API playground
+
+_December 29, 2025_
+
+The API playground in the [RPC-API reference](https://app.gitbook.com/s/GVj1Z9vMuEOMe7oH7Wnq/node-operations/rpc-api) now supports testnet and mainnet. Use the interactive API playground to test API calls on mainnet, testnet, devnet, or for your own locally running Stacks node.
+
+***
+
 ### Stacks Blockchain API v8.13.6 is live
 
 _December 22, 2025_