Proposal: Launch Arbitrum App Store & Builder Communities Hub on Common Ground

Hi this is Brook from TiD Research. I appreciate the effort Common Ground is putting into improving coordination and app discovery in Web3. The product is really amazing and the user experience is out of the world. That said, I’m not convinced this proposal addresses a real need in the current market — or aligns with where the broader Arbitrum ecosystem is heading.

Platforms like Base App, Kaia’s Dapp Portal are trying very hard to become the Web3 version of Wechat supperapp and erase the boundary between Web3 and Web2 through pushing toward integrated, all-in-one experiences that combine payments, savings, social interaction, and entertainment — with the goal of serving a wide range of everyday user needs.

In contrast, Common Ground feels more tailored to crypto-native communities and DAO contributors. It offers interesting tooling (token-gated chats, embedded apps, community roles), but ultimately serves a niche audience (Web3 native and Arbitrum exclusive).

From a DAO perspective, I’m not so sure about the value in funding a chain-specific, Arbitrum-branded version of this platform. It seems that most users today interact with multiple chains, and app discovery is already happening across aggregators like DeFiLlama, L2Beat, and social channels. AF’s Chain Reaction threads are also very helpful. Building an Arbitrum-exclusive hub may risk becoming a silo, and I’m not so sure about that — especially when the broader market seems to want fewer interfaces, not more.

I think Common Ground could be a useful coordination layer for crypto-native groups, but I’d be more comfortable seeing this pursued as a cross-ecosystem experiment — maybe starting with a small-scale pilot — rather than something officially branded or funded as the community hub for Arbitrum.

Curious to hear how others are thinking about this!

Btw put together a table with AI’s help while looking into the topic. Hope it helps! Please let me know if the any of the info here is wrong thanks.

Category Common Ground (Web3-native social app) Base App (Coinbase’s L2 social wallet) Kaia Dapp Portal (Web3 inside LINE messenger) WeChat (Web2 super-app benchmark)
:coin: Financial Features • Token-gated access across 16+ chains (e.g., Arbitrum, Base) (commonground.cg)

• Community multisig wallets (in development) (app.cg)

• On-chain reputation, governance tools coming (arbitrum.proposals.app)
• USDC wallet + Base Pay NFC-enabled tap payments (Cointelegraph, yellow.com)

• Built-in swap/trade/stake/yield within mini‑apps (CoinCentral)
• Embedded non‑custodial wallet via LINE login (docs.dappportal.io, Bitget)

• Supports USDT payments, NFT & token rewards (yellow.com)
• WeChat Pay covers peer-to-peer, QR code, red packets, utility/merchant payments (DemandSage, digitalcreative.cn)

• Offers investment, insurance, and banking features via mini programs (Boxo)
:speech_balloon: Social Features • Multi-channel chat, video calls, “spaces” (arbitrum.proposals.app)

• Blogging & curated forums (“Curia”) (arbitrum.proposals.app)

• Permissioned access with Web3 identity (docs.dappportal.io)
• TikTok-style social feed via Farcaster (CryptoPotato, CryptoSlate)

• Mintable/tokenizable posts & creator earnings (Cointelegraph)

• Encrypted chat with AI assistants (BitDegree)
• Runs entirely inside LINE messaging (docs.dappportal.io, Bitget)

• Uses LINE’s friend & group chat features (Bitget)

• “SocialFi” mini-dApps reward user interaction (Bitget)
• Supports 1‑on‑1 and group chat, Moments social feed (DemandSage, digitalcreative.cn)

• Official Accounts for content and services (CoinLaw)

• Users share links, payments, and media in chats/Moments (Boxo)
:video_game: Gaming Features • Ability to embed games directly in community UI (Arbitrum, arbitrum.proposals.app)

• Social/shared gaming context — early support for leaderboards (Arbitrum, arbitrum.proposals.app)
• Supports blockchain mini-app games via SDK (CoinCentral, yellow.com)

• Games, DeFi tools, prediction markets in-app (yellow.com)
• Offers dozens of Web3 mini-games (e.g., Bombie, FateWar) (eGamers, kaia.io)

• Users play with friends and earn tokens/NFTs (eGamers, kaia.io)
• Hosts a massive mini-game ecosystem (>400M MAU) (PR Newswire, DemandSage)

• Integrates social leaderboards and chat sharing (Boxo, PR Newswire)
:link: Connectivity / Integration • Multi-chain orchestration (Arbitrum, Base, LUKSO, etc.) (commonground.cg, arbitrum.proposals.app)

• Community-curated app store with embedded dApps (Arbitrum)

• Built-in wallet, identity, on-chain reputation tools (forum.gnosis.io)
• Base SDK enables dApp & merchant integration (yellow.com, AInvest)

• “Sign in with Base” identity portability (CoinCentral)

• Native support on Coinbase’s Base L2 (CryptoPotato)
• No extra install — runs inside LINE messenger (Bitget, docs.dappportal.io)

• Portal embedded via Official Account UI (Bitget)

• Powered by Kaia L1 — full DeFi, NFT, staking support (kaia.io)
• Mini Programs let users access diverse services in-app (Boxo, digitalcreative.cn)

• Enables QR-code linking online/offline and payments (digitalcreative.cn, DemandSage)

• Official Accounts connect brands and services (CoinCentral)
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