CKB Ecosystem Biweekly Update #19
Welcome to the latest CKB Ecosystem Biweekly Update. Here’s a quick summary of key dev and ecosystem progress from the past two weeks.
Infrastructure & Tooling 
- @CKBdev completed ckb-vote-poc e2e tests + SDK, feasibility research on Jolt verifier on CKB-VM, disabled atomic instructions after Rust 1.95, and released CKB v0.207.0 security update.
- @CKBDevrel is refactoring parts of RGB++ infrastructure that have become dev bottlenecks.
- @FiberDevs focused on security fixes from bug bounty reports, AI-assisted code review across the codebase, better tooling and operator UX, stronger validation for payments, routing, invoices, and gossip. More: Fiber Dev Log 2026-06-11
Web5 & DAO 
- @Aki is applying for $150,000 from CKB Community Fund DAO to fund Luxvoid Protocol. The proposal is now in Discussion Stage.
- @Rypto is applying for $4,500 from CKB Community Fund DAO for a 4-month CKB content + advocacy campaign. This proposal passed the Discussion Stage; voting is not live yet.
- Pocket Node released v1.7.4, and received its M4/final payout.
- Fiber Link received the M3/final payout (Product Delivery Report).
- Invisibook published weekly update, and received M2 payout.
- Fiber Desktop proposal passed the Voting Stage and received initial funding; v1 is moving forward under the Fiber Studio product name.
Ecosystem Projects & Community 
- @Nervapes added email login for Nervape 3x/Original collectors to access DOBs, no wallet required (tutorial).
- @BitcoinLightApp (ex-CKBull) v.1.2.0 is live as a self-custodial Bitcoin wallet with Lightning Network and Nervos CKB support (download).
- Invisibook Reddit AMA goes live on June 25, 2026. Post questions here.
- @yixiu.ckbfans.bit published Rebuilding Documentation for Developers in the AI Era: A Record of CCC Documentation Site Construction (Part 1).
- @T_Silva published the research-stage Chiral-Symmetric Isomorphic Binding light paper, a committee-free, anchor-agnostic light-client protocol tested on public testnets, and open-sourced Liquid Cells, a pre-alpha pooled micropayment rollup live on Pudge.
- @baclaire published the LUME Protocol dev report, covering an experimental CKB testnet prototype; try the demo.
- @mohanson published three CKB-VM deep dives: Snapshot V1, Snapshot V2, and the Memory Model.
- @Sonny published From Hand-Rolled Channels to a Single Fiber SDK Call: Rebuilding “Chat-and-Pay” with Fiber Network.
- @ArthurZhang published Morph Channel Explained, CellScript 0.16 Release Notes, and the first version of CellScript website.
- @joii2020 published a guide for ckb-std v1.1 Rust on-chain script compilation errors.
- @InkHaven published Microtipping on CKB, Part 2 (read Part 1).
- @Antismart shared design notes on verifying CKB state inside other chains.
- @xxuejie ported Teeworlds, an open source multiplayer shooter game, to CKB.
- @janx shared thoughts on unused Treasury funds.
- @WuodOdhis published CellScript AMM Builder Integration Log.
Nervos Community Catalyst & Spark Program 
Nervos Community Catalyst
- @Ajay shared PactAgent updates focused on mobile UI improvements.
- @truthixify shared plans to extend Vellum from identity to reputation and introduced Infern, a marketplace for serving AI models from personal hardware and getting paid per request over Fiber.
- Build on CKB: Campaign #01 and Build on CKB: Campaign #02 are completed.
- New ongoing Catalyst projects:
- Obscell Privacy Mixer: a privacy-preserving mixer on CKB using shared pools + ZK proofs to unlink deposits and withdrawals.
- Orbital: a cross-platform CKB smart-contract dev dashboard with a local runtime for build/test/deploy workflows.
Spark Program
- Spark Program published its Q2 2026 report; a detailed proposal template is available here.
- Regular updates from approved projects:
- New/pending applications:
- Rejected applications:
Every step forward in CKB is powered by the community. Let’s keep building! 
Thanks to @JackyLHH for his contribution to the edition of the bi-weekly update.