Developer Discussion

Mobile Have a question about developing on MetaMask mobile? (Android or iOS) This is the category for you. SDK Have a question about developing with the MetaMask SDK? This is the category for you. MetaMask Flask This one is for our developers: we’re excited to announce that we launched Flask: an experimental playground for developers, where new or proposed features will be rolled out and tested before being deployed to the broader public. Extension Have a question about developing on MetaMask extension? (Chrome/Chromium, Firefox, Brave, Opera) This is the category for you.

Topic	Replies	Views	Activity
Where can I find the developer docs? Developer Discussion You can access MetaMask documentation here.	2	4047	January 24, 2022
About the Developer Discussion category Developer Discussion	1	2284	April 28, 2023
MetaMask Returns ‘-32603 Internal JSON-RPC error’ with No Revert Reason on Polygon Testnet Developer Discussion	9	187	April 13, 2025
Incorrect display of smart contract address Mobile	5	107	April 13, 2025
Sending transaction using MetaMaskSDK.request() in native iOS (SwiftUI) Developer Discussion	2	49	May 1, 2025
I could not redirect to my application from Metamask after connecting wallet or signing message Mobile	7	284	March 31, 2025
Metadata for new network's native coin Developer Discussion	2	58	April 27, 2025
Payment Gateway on websites Developer Discussion	2	734	March 13, 2025
Metamask for usdt payments on app as a method of payment Developer Discussion	2	79	March 10, 2025
Is it possible to approve the tokens to the custom smart contract using QR code on metamask? SDK	1	115	March 8, 2025
My discussion is about my wallet MetaMask Flask	2	107	March 4, 2025
Problem with send and receive tokens, crypto in my metamask extension chrome, Help please Extension	3	96	March 4, 2025
What is the date when the Android SDK support started for React Native? SDK	5	104	February 27, 2025
Token payment issue with web3.js and metamask Extension	9	134	February 27, 2025
cant get connect to ipfs {project ID does not have access to this network, see https://infura.io/dashboard}, when clicking on link it redirects to metamask dashboard, where the key is same . as i am copying from it but ... nthg happend Developer Discussion	2	2572	March 27, 2025
Failure with suggestedGasFees API via metamask Developer Discussion	10	94	March 13, 2025
API key (Infura) Developer Discussion	4	58	March 3, 2025
Is Metamask open source? Developer Discussion	4	40	February 12, 2025
Enable to connect metamask to ganache Developer Discussion	2	39	February 10, 2025
Adding logo/icon to a new EVM network in MetaMask Developer Discussion	17	1222	January 11, 2025
I want to automate my DApp using Metamask chrome extension, can you suggest any UI automation tool? Developer Discussion	5	50	February 3, 2025
PR for fullscreen in mobile metamask browser Mobile	1	68	December 17, 2024
I can't not connect my vana Data Hero to my wallet Mobile	4	63	December 9, 2024
Internal JSON-RPC error last two days SDK	6	201	December 7, 2024
How to add token info (logo, name, etc.) Developer Discussion	2	54	January 2, 2025
Project Token Logo Import Developer Discussion	6	241	January 1, 2025
Problem with initializing Metamask SDK SDK	2	43	November 28, 2024
Pending txn when adding mainnet fork Developer Discussion	3	28	December 27, 2024
Cross-channel (bridging ) transactions Developer Discussion	6	42	December 26, 2024
Security of Users Developer Discussion	2	56	December 13, 2024