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Sand Garden

Optimism

An open sandbox cohort for builders experimenting with new ideas.

$ active: Jan 2024 – Jan 2026$ contract: 0x964d…a5d8$ was at: sandgarden.buidlguidl.com
10builders
133.28 Ξstreamed
138withdrawals

Builders

BuilderMonthly capWithdrawalsWithdrawn
0xrinat.eth2 Ξ2730.85 Ξ
damianmarti.eth1.5 Ξ2223.85 Ξ
shivbhonde.eth2.5 Ξ1523.51 Ξ
portdev.eth1.5 Ξ1616.77 Ξ
andrealbiac.eth1916.51 Ξ
inc.hunterchang.eth1.5 Ξ149.16 Ξ
pabl0cks.eth1.5 Ξ146.21 Ξ
andrealbiac.eth1.5 Ξ43.45 Ξ
inc.carletex.eth72.98 Ξ
dgrcode.eth00 Ξ

Work log

What each builder wrote when withdrawing from the stream, newest first.

  • 0.6 ETHJan 16, 20260xrinat.ethtx ↗

    Sre-2: #348; Se-2-challenges: #380, Oracle challenge review; Scaffold-UI: #89; Se-2-docs: #141; Advent: #63, #68, #72, #75; Ens-pg: #152; Grader: #34, #36; Abi.ninja: #194 (wip); Sandgarden: #23, #24; Ctf: #40; Bread: #1 (wip); Grants: #154; Code reviews

  • 0.5 ETHJan 4, 2026inc.hunterchang.ethtx ↗

    December Work: Add seasons for ctf.buidlguidl.com, adding new invaders for the new season, improve profile page for new users. Frontend styles for Advent Calendar miniapp. Snowman drawing game dev and deployment

  • 1 ETHDec 29, 2025andrealbiac.ethtx ↗

    December work: 🧬 x402 Hack: Luma assets, sponsor cards, workshop and speaker cards, site thumbnail, PR#10 (logo fix) —— 🏟️ Devconnect image edits, CTF images for X thread and video cards for all the session videos —— 🎟️ Advent app video edit with animated font, some effects and music. —— 🏃🏻‍♀️‍➡️ SRE: Crowd funding new image —— 💼 EADC website design changes and PR:…

  • 1.5 ETHDec 26, 2025damianmarti.ethtx ↗

    December work:CTF: Add season2 contracts and challenge pages BuidlGuidl/ctf.buidlguidl.com#27 Add seasons to extension BuidlGuidl/ctf.buidlguidl.com#35 Test challenges with new extension. Deploy and verify contracts, and update deployedContracts everywhere. Deploy and test website. Add seasons to stats…

  • 0.6 ETHDec 16, 20250xrinat.ethtx ↗

    Se-2: #1199, #1212; Create-eth: #350, #363; Sre-2: #346; Se-2-challenges: #380 (wip); Create-eth-extensions: #104; Scaffold-UI: #59, #67, #75, #78, #83; Advent: #16, #22, #23, #24, #28, #34 (closed), #35, #38, #49; Code reviews

  • 1.1 ETHDec 3, 2025damianmarti.ethtx ↗

    CTF: Devconnect Argentina prizes BuidlGuidl/ctf-argentina-internal#30

    Test OP deployment and fixes (PRs #31 to #36) Get Ponder data from JSON on Leaderboard and Profile page BuidlGuidl/ctf-argentina-internal#43 Banner. Devconnect. SE-2 projects: Remove source. Import csv script. Search initial commit script. Repo online script. Setup server and…

  • 0.5 ETHDec 3, 2025portdev.ethtx ↗

    oct15 - dec1

    marketing-socials: Scheduling tweets, creating content related to: devconnect, batches, and crossposting to farcaster.

    PRs and relevant work: BuidlGuidl/address-vision-port#96, BuidlGuidl/tour#20, BuidlGuidl/SpeedRunEthereum-v2#344, BuidlGuidl/sandgarden.buidlguidl.com#17

  • 0.48 ETHDec 2, 2025inc.hunterchang.ethtx ↗

    November Work: Frontend design for ZK App (Hidden Vote). x402 research and build for Devconnect. Hack Combinator - Frontend development and implement design.

  • 1.05 ETHDec 1, 2025andrealbiac.ethtx ↗

    November work: 🪲 Build combinator’s final design of 3 paths with Pablo’s wireframe. Further development of the final path, image work —— 🧬 x402 hack design vibe and site design: PR dabit3/x402hackathon#3, image card templates for speakers. —— Bootcamp cards changes, CTF slides update, Students fair PPT template for devconnect —— Hidden vote app lading help —— 📹 Full…

  • 0.6 ETHNov 15, 20250xrinat.ethtx ↗

    Se-2: #1193 (closed), #1199 (wip); Create-eth: #347, #350 (wip), #356; Sre-2: #316; Se-2-challenges: #368; Create-eth-extensions: #93, #98, #104 (wip); Scaffold-UI: #37, #54, #59 (wip), #61, #63 (closed), #65, #67 (wip), #73, #75 (wip); Grader: #31; Code reviews

  • 1.15 ETHNov 7, 2025andrealbiac.ethtx ↗

    October work: 📄 Merging and organising Figma files in a folder system —— 🧿 Hidden vote app logo and thumbnail design —— 🪲 Build combinator: design ideas for logo/brand and 3 paths concept heros, further design of 1st path —— 🏟️ Devconnect: BG Bootcamp site restyling (PR#11), event cards for X and Luma + updates. T-shirt swag (4-5 finished designs). CTF argentina site tweaks (PR#25) —— Tweaks…

  • 0.08 ETHNov 3, 2025inc.hunterchang.ethtx ↗

    Oct. Work: Remake of Eth.Build in Next.js so we can add new sections to it: github.com/BuidlGuidl/eth.build

  • 0.7 ETHNov 3, 2025damianmarti.ethtx ↗

    October work: Challenge zk voting: review and testing. CTF Arg extension BuidlGuidl/ctf-argentina-internal#27  SE2-projects: review and improve scripts to search SE-2 projects. Save data to DB. Create app to show project stats, top repositories, repositories by source, top owners, full repositories list. Deployed…

  • 0.2 ETHOct 15, 2025portdev.ethtx ↗

    sept 11 - oct 15

    Address.vision: 95

    Daily tweets and casts + scheduling(see tweets from sept11 to oct15)

  • 0.75 ETHOct 14, 20250xrinat.ethtx ↗

    Create-eth: #342, #343; Sre-2: #300, #305, #310, #316 (wip), #328; Se-2-challenges: #344, #350, #354, #366, #368 (wip), #372, oracles and zk-voting challenges reviews; Scaffold-UI: #37 (wip); Code reviews

  • 0.25 ETHOct 8, 2025andrealbiac.ethtx ↗

    September work: SRE Challenge page redesign (issue #303), SRE enterprise: updating colors + thumbnail. Tokenization challenge new image + assets. ZK challenge new image + assets. Updated purple challenge images in SRE repo + readmes PRs #358, #357, #315. —— BG Bootcamp PR #11 with tweaks. ETH Tour Málaga event banner —— Figma upgrading/ verifying admin work —— Build ethereum hackathon first…

  • 0.5 ETHOct 3, 2025damianmarti.ethtx ↗

    September work: CTF: Move new challenges to final order. Change challenge descriptions. BuidlGuidl/ctf-argentina-internal#18 Move challenge 17 to 10, and remove receiver on NFT contract BuidlGuidl/ctf-argentina-internal#19 Update Challenge 8 BuidlGuidl/ctf-argentina-internal#20 New tweak to challenge 10…

  • 0.5 ETHSep 11, 2025portdev.ethtx ↗

    August 3 - Sept 11

    address vision PRs: #91, #92, #93, #94

    abi.ninja: still working on some issues that arose when updating pkgs

    twitter: scheduling posts for september, creating shorts for content

    farcaster: scheduling posts for september, crossposting the content from twitter

    reviews: BuidlGuidl/SpeedRunEthereum-v2#301,

  • 0.75 ETHSep 2, 2025andrealbiac.ethtx ↗

    August work: 🏃🏻‍♀️‍➡️ SRE page: Finish /start page tweaks #267 (old #210), new Challenge cards section in /start page (#268), Challenge page improvements ideas (issue #303), help on #292 grant badge + other issues support. —— 🚩 New Oracle challenge assets, start of ZK challenge assets. —— 💼 SRE enterprises: design review and tweaks: PRs #2 and #3 with new font, effects and colours, thumbnail…

  • 1 ETHSep 1, 2025damianmarti.ethtx ↗

    August work: CTF: Add new Challenge 13 BuidlGuidl/ctf-argentina-internal#6  Add Challenge 15 BuidlGuidl/ctf-argentina-internal#8  Challenge 9 reloaded BuidlGuidl/ctf-argentina-internal#10  Ideas new challenge. Fix challenge 2 flag number BuidlGuidl/ctf-argentina-internal#12 Add new Challenge…

  • 0.7 ETHAug 29, 20250xrinat.ethtx ↗

    Se-2: #1146, #1148, #1160; Create-eth: #316, #326, #332, #334 (wip), #336, #337, #338; Sre-2: #263, #264 (wip), #265, #272, #275, #282, #284, #289, #290, #296, #299, #300 (wip), #305 (wip), #307, #310 (wip); Se-2-challenges: #343, #344 (wip), #350 (wip), #354 (wip), #355 (wip); Create-eth-extensions: #98 (wip); Scaffold-UI: #23; Se-2-docs: #134; Grader: #27; Code reviews

  • 0.5 ETHAug 9, 2025inc.hunterchang.ethtx ↗

    July Work: SRE - Fix infinite scroll on all builds page. New challenges accordion on Builder Profile. Reduce Builder Profile accordion size. Add recommended builds to Profile. Add XP bar to Profile

  • 0.65 ETHAug 6, 2025damianmarti.ethtx ↗

    July work: ENS-pg: Fix proposal requested amount BuidlGuidl/ens-pg#140 Demo site/Ponder deploy and testing. Add new milestones to ETH grants in seed data BuidlGuidl/ens-pg#142 Allow to see all grant description on home page BuidlGuidl/ens-pg#143 SE-2: Add deployedOnBlock to deployedContracts on Hardhat…

  • 0.5 ETHAug 3, 2025portdev.ethtx ↗
  • 0.8 ETHAug 3, 2025andrealbiac.ethtx ↗

    Extra July: 🏃🏻‍♀️‍➡️ SRE: New builder profile + Start page design work/discussions, new issues and sub-issues (#236, #237, #238, #239, #240, #241, #242, #243), Review PR #222. Tweaks on landing page (#210), small button tweak (#260). Telegram group icons fix. –––– 🎥 Shorts for YouTube: Help editing with Capcut for video 1 and 2, cutting and fixing typos, various meetings. Coordinating with…

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