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Developer Corner

Libraries, infrastructure, open-source projects, and tools for people who build software.

Visual leads · 2026-10-09

Eight from today

Complete 91-card shelf
Landing-page snapshot of math.vet Observed 2026-10-09 MathVet’s OpenAI math fidelity audit math.vet

An independent, pre-referee review compares OpenAI’s mathematical-result summaries with their accompanying Lean formalizations.

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Landing-page snapshot of openphysicsai.com Observed 2026-10-09 OpenPhysicsAI’s local physics lab openphysicsai.com

A free, open-source physics lab with more than twenty solvers, a native 3D app, and interfaces for AI agents.

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Landing-page snapshot of promptersanon.com Observed 2026-10-09 Prompters Anonymous: a taper for AI-dependent coding promptersanon.com

An open-source Claude Code plugin that gradually asks developers to do more of their own coding work.

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Landing-page snapshot of chiikabu.moe Observed 2026-10-09 The Binding of Isaac, lifted into a browser tab chiikabu.moe

A reverse-engineering project recompiles The Binding of Isaac: Repentance for browser play using WebAssembly.

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Landing-page snapshot of reconweather.org Observed 2026-10-09 Recon Weather takes custom instruments into severe storms reconweather.org

A volunteer storm-research team launches weather balloons and ground instruments, sharing live measurements through a free app.

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Landing-page snapshot of nmairesearch.com Observed 2026-10-09 NM AI Research’s Inspectable Evidence Portfolio nmairesearch.com

An independent research portfolio of AI governance and infrastructure studies, live tools, and linked methods and records.

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Landing-page snapshot of ameesh.org Observed 2026-10-09 Ameesh puts a human receipt between AI agents and irreversible actions ameesh.org

An open-source Python and Postgres project for coordinating human-and-agent teams across coding harnesses, with shared threads and a human approval gate.

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Landing-page snapshot of caretline.app Observed 2026-10-09 Caretline makes a text editor replayable caretline.app

Caretline is a headless text-editing engine that represents the editor as JSON state and processes input as messages.

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Complete daily shelf · Developer Corner

All 91 cards from 2026-10-09

The eight visual leads appear above; the remaining 83 continue here in their published shelf order.

Landing-page snapshot of chipintegrity.org Chip Integrity tests AI chips for silent computation errors chipintegrity.org

An open, vendor-neutral tester checks AI chips for wrong results that may appear without a crash or hardware error, and publishes evidence in OCP Test and Validation format.

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Landing-page snapshot of corenetworklab.click Core Network Lab: a mobile core to attach to corenetworklab.click

A hands-on telecom lab presenting 4G and 5G core networks, roaming, IMS calls, and packet-level scenarios.

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Landing-page snapshot of droidline.dev Droidline: control Android phones without ADB droidline.dev

An open-source library for driving Android phones from Python, Node.js, the command line, HTTP, or MCP.

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Landing-page snapshot of veriepic.dev Veri lays a 1.2B model bare veriepic.dev

A technical showcase for the Veri 1.20B language model, with an interactive architecture explorer and reported training and optimizer comparisons.

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Landing-page snapshot of armada.exposed Armada: Exposed tests a chat app’s encryption and hosting claims armada.exposed

An evidence-led investigation compares Armada’s privacy and hosting claims with its app, infrastructure, policies, and public materials.

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Landing-page snapshot of billflare.dev Billflare: Cloudflare bill-shock cases billflare.dev

A source-linked collection of reports about unexpected Cloudflare bills, their reported causes, and what happened afterward.

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Landing-page snapshot of floatdoor.com FloatDoor: Platform-Triggered Backdoors in LLMs floatdoor.com

A research microsite describing an LLM backdoor that uses differences in inference hardware and software as its trigger.

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Landing-page snapshot of lithance.app Lithance: a PCB design agent with a visible report card lithance.app

Lithance says it turns a plain-language hardware brief into KiCad files and manufacturing deliverables, with automated checks attached.

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Landing-page snapshot of mobilitylabs.net Mobility Labs connects transit data to AI assistants mobilitylabs.net

A transit-data service that lets compatible AI assistants look up arrivals, stops, routes, and vehicle locations across Ontario agencies.

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Landing-page snapshot of railume.com Railume’s condition report on rail-switch failure railume.com

An early-stage rail R&D project describes models it hopes to build to predict switch failures from wear and other trackside signals.

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Landing-page snapshot of redactpoint.com Redactpoint’s redacted credential-disclosure queue redactpoint.com

A triage console for security researchers to assess leaked-credential findings offline and prepare responsible disclosure drafts without including the secret itself.

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Landing-page snapshot of shotcup.dev Shotcup’s disposable JavaScript sandboxes shotcup.dev

Shotcup offers deterministic, short-lived JavaScript sandboxes for AI agents, with runs available through REST and MCP.

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Landing-page snapshot of algovista.dev Algovista: Windows 7’s Aero glass on Apple Silicon algovista.dev

Algovista is building GPU-accelerated virtualization tooling to run Windows 7 and Vista, including Aero glass, on Apple Silicon Macs.

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Landing-page snapshot of cordonscan.com Cordon checks packages and agents before execution cordonscan.com

Cordon offers an open-source scanner for dependencies, repositories, pipelines, MCP servers, and infrastructure, with a cloud product for findings and policy.

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Landing-page snapshot of flagrm.com flagrm: a verification gate for removing feature flags flagrm.com

This open-source CLI guides an AI coding agent through removing a feature flag and its dead code, then checks the build, tests, and remaining references.

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Landing-page snapshot of pubax.org PubAX: Open-source tools for Korean public-sector work pubax.org

A suite of MCP servers, CLIs, and document tools for connecting AI assistants to Korean law, official documents, and government data.

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Landing-page snapshot of purpledex.dev Purpledex: Commands with a detection trail purpledex.dev

A searchable reference for offensive-security commands, with command-building, MITRE ATT&CK coverage, and detection-engineering material.

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Landing-page snapshot of sinopia.dev Sinopia gives coding agents a map of the software stack sinopia.dev

It connects through MCP and lets an agent inspect code, data, pipelines, jobs, and infrastructure as one map.

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Landing-page snapshot of ahopefab.com Ahope turns chip concepts into fabrication runs ahopefab.com

Ahope offers micro- and nano-device prototyping, from design and process planning through fabrication, as well as individual cleanroom processes.

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Landing-page snapshot of altifield.com Altifield puts agent work on a zoomable Mac canvas altifield.com

Altifield describes a native macOS canvas for arranging CLI agents, terminals, browsers, and automations in one workspace.

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Landing-page snapshot of chroot.dev OpenBSD VMs, driven over SSH chroot.dev

chroot.dev offers OpenBSD virtual machines in Firecracker microVMs, managed through SSH commands and private HTTPS endpoints.

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Landing-page snapshot of cloudzh.app CloudZH: a home-server stack with its own wiring crew cloudzh.app

CloudZH is a paid dashboard for installing and managing media and server apps on a Linux machine, including Plex, Sonarr, Radarr and WireGuard.

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Landing-page snapshot of distillql.com DistillQL gives AI agents a company’s definitions, not just its tables distillql.com

A Python package designed to add business context and read-only database querying between an AI agent and company data.

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Landing-page snapshot of forkbomb.fun Forkbomb races coding agents against your tests forkbomb.fun

An open-source macOS tool runs coding agents in separate repository forks, tests their patches, and keeps the first one that passes.

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Landing-page snapshot of hostkeep.tech Hostkeep puts Windows-machine diagnosis behind an auditable MCP boundary hostkeep.tech

Hostkeep connects an AI assistant to Windows machines and VMs to inspect logs, code, and outputs, and run explicitly allowed tasks.

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Landing-page snapshot of huskai.dev Husk gives an AI chat a computer huskai.dev

Husk is an open-source tool that gives AI chats a terminal, files and a browser, with results kept in workspaces you can reopen.

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Landing-page snapshot of impulse-terminal.app Impulse: a terminal IDE for Mac impulse-terminal.app

A free, open-source macOS terminal IDE combining command history, a code editor, Git review, and support for coding agents run in its terminals.

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Landing-page snapshot of qakraken.com QA Kraken: a pass with a denominator qakraken.com

A frontend QA command-line tool that checks routes in real browsers across user states and reports what it did—and did not—measure.

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Landing-page snapshot of tryperchcode.com Perch: semantic code linting tryperchcode.com

Perch is a command-line linter that lets teams write project rules in plain English and run them alongside code scans.

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Landing-page snapshot of adhdterminal.com A wall for Claude Code sessions adhdterminal.com

adhdTerminal is a $99 Mac app that keeps multiple Claude Code sessions visible, labeled, and resumable in one window.

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Landing-page snapshot of decyde.dev decyde: a local inbox for coding-agent questions decyde.dev

A local tool routes questions from coding agents to a human, then sends the answer back through the agent’s running session.

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Landing-page snapshot of deformablelabs.com Deformable Labs’ physics for soft materials deformablelabs.com

A robotics physics engine in development, aimed at simulating materials such as cloth, cables, bags, and other soft goods from real-sample measurements.

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Landing-page snapshot of devterminal.app The terminal with a Run button devterminal.app

DevTerminal is a macOS terminal that detects project types and maps ⌘R to their run or build workflow.

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Landing-page snapshot of getnitpick.com Nitpick turns website feedback into developer-ready tasks getnitpick.com

Nitpick lets reviewers mark a spot on a webpage and attach a note, then packages it with page and browser context for a development team.

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Landing-page snapshot of jinseylab.tech Jinsey Lab’s inspectable software suite jinseylab.tech

A small software lab presents MyCoder, a policy-enforced terminal coding agent, alongside local-first research and exam-review tools.

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Landing-page snapshot of lore-wrapped.com lore-wrapped: AI Wrapped for coding-agent history lore-wrapped.com

A local CLI reads coding-agent histories and makes a shareable report with a profile card, usage counts, and cost summary.

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Landing-page snapshot of mendward.com Mendward watches for the API change your tests miss mendward.com

A private-beta tool that says it tracks API and SDK changes, traces their impact through code, and opens pull requests with fixes.

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Landing-page snapshot of not-jev.dev Not Jev, an API for deciding no not-jev.dev

A tiny decision API offers fixed yes-or-no answers, emphatic refusals, and a Magic 8 Ball endpoint.

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Landing-page snapshot of otpmock.com OTPmock’s carrier-free SMS test inbox otpmock.com

A hosted mock SMS API for testing OTP flows without sending real texts.

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Landing-page snapshot of pairwithagent.com pair gives Neovim coding agents a voice pairwithagent.com

A macOS tool that turns Claude Code or Codex sessions in Neovim into spoken, interactive pairing sessions.

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Landing-page snapshot of robo-pay.xyz RoboPay: a delivery car paid on proof robo-pay.xyz

RoboPay demonstrates a Solana escrow flow that releases payment to a delivery robot’s owner after the robot scans a parcel’s QR code.

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Landing-page snapshot of serversecretvault.com ServerSecretVault audits secret-bearing Linux config files serversecretvault.com

A Linux command-line tool presented for finding sensitive configuration files, flagging risky exposure, and creating encrypted backups.

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Landing-page snapshot of splash.computer Splash gives coding agents separate worktrees—and one attention queue splash.computer

An open-source desktop app for running coding agents side by side, with an isolated checkout for each and a shared queue for prompts, crashes, and finished work.

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Landing-page snapshot of tallyask.app Tally Engine gives TallyPrime an API—and an MCP server tallyask.app

It connects TallyPrime accounting data to HTTPS endpoints for reports and writes, with an MCP server for AI assistants and other clients.

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Landing-page snapshot of tbcresearch.org TBC Research: AI systems, measured in public tbcresearch.org

An independent research lab cataloguing work on long-running coding agents, efficient inference, and model diagnostics.

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Landing-page snapshot of tomefile.com Tomefile: a local RAG index you can carry as a file tomefile.com

A local retrieval tool that packages document chunks, vectors, and an embedder into a .tome file for querying alongside a locally run model.

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Landing-page snapshot of usecrewboard.com Crewboard puts coding agents on a shared board usecrewboard.com

Crewboard describes a shared workspace where a team can assign work to coding agents running on each member’s own computer, with completed tasks returned as pull requests.

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Landing-page snapshot of wardian.studio Wardian: a sealed home for small apps wardian.studio

Wardian presents a local-first environment for making, running, and sharing small utility apps, including apps created with AI.

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Landing-page snapshot of compsapi.com The eBay API that returns the price actually paid compsapi.com

CompsAPI offers a JSON API for eBay sold listings, with search, pricing comparisons, and filters for trading-card sales.

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Landing-page snapshot of csj-technip.com Select a distillation tower; see what connects csj-technip.com

CSJ TechLab reconstructs refinery and petrochemical piping drawings as 3D models, linking equipment to P&IDs and related information.

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Landing-page snapshot of ipalmanac.com IP Almanac keeps a dated ledger of shared IP addresses ipalmanac.com

IP Almanac offers reverse-IP lookups and DNS history, with network classifications and observation dates for domains and IP addresses.

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Landing-page snapshot of keeplain.com KeepPlain gives coding agents a shared memory keeplain.com

A memory plugin saves selected coding-agent sessions so Claude Code, Codex, Cursor, and Pi can search earlier decisions and fixes.

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Landing-page snapshot of lippy.cat lippycat: network analysis from the terminal lippy.cat

A Catalan-language manual describes a CLI and terminal interface for capturing and analyzing network traffic, including distributed capture.

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Landing-page snapshot of patinasource.com Patina Source wants the source code behind shipped games patinasource.com

Patina Source offers game studios payments to license finished, cancelled, or unreleased games’ source code as AI training data.

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Landing-page snapshot of terminatr.dev TerminaTR keeps coding agents working after you close the terminal terminatr.dev

TerminaTR is a terminal-based coordinator for coding agents, assigning work to separate threads in Git worktrees and tracking them through a persistent dashboard.

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Landing-page snapshot of testxector.com TestXector’s evidence trail for ATE pattern migration testxector.com

TestXector converts and inspects STIL, WGL, VCD and eVCD patterns for Advantest and Teradyne workflows, with migration assessment and comparison evidence.

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Landing-page snapshot of voidscript.dev VoidScript brings an AI build-and-test loop to Roblox Studio voidscript.dev

An open-source desktop tool for turning natural-language requests into Roblox scripts, models, interfaces, and game changes inside Studio.

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Landing-page snapshot of vyrtel.com Vyrtel puts observability in one binary vyrtel.com

Vyrtel is an open-source, self-hosted tool for collecting and exploring logs, traces, and metrics.

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Landing-page snapshot of gettick.dev TICK’s ad line for AI waiting time gettick.dev

TICK offers a client that places a sponsored text line beside supported AI coding tools while a model is working, sharing ad revenue with users in crypto.

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Landing-page snapshot of littlecricket.llc Little Cricket Labs listens to what devices say littlecricket.llc

A one-person Michigan engineering lab reverse-engineers mouse and keyboard firmware, builds accessible controllers and drivers, and takes on software consulting.

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Landing-page snapshot of openagent.sbs OpenAgent: a local macOS body for Instinct openagent.sbs

OpenAgent adds a voice interface and local desktop controls to Instinct, including shell commands, code edits, native Mac apps, authenticated Chrome, and social accounts.

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Landing-page snapshot of opencyber.tech OpenCyber turns terminal audits into evidence-backed reports opencyber.tech

An open-source terminal agent for authorized security testing that maps a target, tests security hypotheses, and writes up findings.

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Landing-page snapshot of unhappen.dev Unhappen: an undo layer for AI agents unhappen.dev

Unhappen describes a runtime layer that routes AI-agent tool calls through snapshots, rollback, and policy checks.

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Landing-page snapshot of keygrant.app Keygrant keeps secret values out of AI-agent context keygrant.app

A secrets manager for AI coding agents that presents secret names to the model and injects values into child processes.

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Landing-page snapshot of logonshield.com LogonShield: Windows server login-failure blocking logonshield.com

A Windows utility that watches server login failures and adds repeat-offending IP addresses to Windows Firewall block rules.

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Landing-page snapshot of chipcockpit.org ChipCockpit’s human-gated chip-design copilot chipcockpit.org

An early-stage Claude Code plugin for chip physical design that looks up and generates Cadence Innovus Tcl and guides engineers through a structured backend flow.

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Landing-page snapshot of heelprotocol.site Heel: a spending rulebook for Solana agents heelprotocol.site

Heel presents a prototype vault policy for limiting what an AI agent can spend through Solana.

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Landing-page snapshot of lumidev.online LumiDev’s three tools for hard-to-read systems lumidev.online

A Jakarta-based systems and integration engineer presents tools for analyzing SMS gateway logs, working with ISO 8583 messages, and inventorying OpenEdge ABL code.

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Landing-page snapshot of n0host.xyz N0Host’s movable-site network, in miniature n0host.xyz

An interactive prototype imagines websites keeping persistent identities as authorized machines take turns hosting their files.

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Landing-page snapshot of sampact.com AgentProbe puts AI agents through adaptive chaos tests sampact.com

A testing tool that runs an AI agent, introduces disruptions, and reports how it responds.

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Landing-page snapshot of saververify.com SAVER Verifier saververify.com

A source-backed claim-verification endpoint for autonomous AI agents, listed at 0.20 USDC per verification on Base Mainnet.

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Landing-page snapshot of cra-response-center.com CRA Response Center’s vulnerability-reporting relay cra-response-center.com

A service for product manufacturers that receives vulnerability reports, escalates urgent cases, and helps organize Cyber Resilience Act reporting.

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Landing-page snapshot of pbond.app PBI: programmable bonded infrastructure pbond.app

PBI proposes a bond market for APIs, MCP servers, and data feeds: operators stake capital against measurable service promises, with failures triggering formula-based settlement.

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Landing-page snapshot of postcache.dev A public media URL, on a short leash postcache.dev

postcache describes an API that gives AI agents temporary public media URLs for Instagram, Threads, and Facebook posts, with platform checks and file expiry.

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Landing-page snapshot of proksolab.com Proksolab’s low-power proximity sensing proksolab.com

Proksolab presents proximity-sensing modules, evaluation kits, integration support, and custom hardware for product makers.

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Landing-page snapshot of rlspersonatester.com RLS Persona Tester turns Power BI permissions into CI checks rlspersonatester.com

A command-line tool for testing row-level security across configured Power BI and Microsoft Fabric personas, with failed checks able to stop a CI step.

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Landing-page snapshot of theailunch.tech The AI Lunch, a round-table harness for agents theailunch.tech

A browser-based tool and JavaScript harness for seating AI agents at a question, moderating their turns, and producing minutes.

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Landing-page snapshot of triagekit.space TriageKit gives iOS simulators a visual QA pass triagekit.space

TriageKit presents a macOS menu-bar app that checks iOS Simulator screens for visual bugs, traces findings to source files, and prepares patches for approval.

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Landing-page snapshot of mytrackables.com A signed receipt for one JSON check mytrackables.com

MyTrackables checks whether a field in a public HTTPS JSON record has the value you expect, then provides a signed evidence receipt.

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Landing-page snapshot of quellagents.com Quell puts a checkpoint between AI agents and production quellagents.com

Quell presents itself as a proxy that classifies AI-agent database and cloud actions, then allows, holds, or blocks them.

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Landing-page snapshot of kinora.stream Kinora searches streaming sources from your own server kinora.stream

Kinora is an open-source, self-hosted streaming server with a web interface and an Android TV app. It searches its configured sources when a viewer presses play.

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Landing-page snapshot of inq-sdk.com InQ: white-label queueing for POS platforms inq-sdk.com

InQ presents an SDK for adding QR check-in, live waitlists, and turn alerts to point-of-sale systems and apps.

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No snapshot The Carbon Data Transmission Layer vertisium.com

A proposed handoff layer for sending already-verified carbon data to regulators in each body's required format.

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Across the archive

Developer Corner, accumulating

19,020 cards provide an early longitudinal view—not a measure of the whole web.

Category pulse

score + signals · rolling 21 days
Developer Corner score and signal pulse Daily median editorial-interest threads for every category, the category average, and the daily prevalence of ten overlapping signals for Developer Corner over the latest 21 issues. Weird Finds daily median score Oddly Specific daily median score Useful Tools daily median score AI Table daily median score Civic & Public Life daily median score Learning & Exams daily median score Human Services daily median score Global Trade Desk daily median score Food, Events & Hospitality daily median score Commerce Shelf daily median score Content & Blogs daily median score Personal Pages daily median score Local Businesses daily median score Suspicious Gentlemen daily median score Daily average of category median scores Developer Corner daily median score 2026-09-19: Developer Corner median 82.02026-09-20: Developer Corner median 82.02026-09-21: Developer Corner median 82.02026-09-22: Developer Corner median 82.02026-09-23: Developer Corner median 78.02026-09-24: Developer Corner median 78.02026-09-25: Developer Corner median 78.02026-09-26: Developer Corner median 78.02026-09-27: Developer Corner median 78.02026-09-28: Developer Corner median 78.02026-09-29: Developer Corner median 78.02026-09-30: Developer Corner median 78.02026-10-01: Developer Corner median 78.02026-10-03: Developer Corner median 78.02026-10-05: Developer Corner median 78.02026-10-06: Developer Corner median 78.02026-10-07: Developer Corner median 78.02026-10-08: Developer Corner median 78.02026-10-09: Developer Corner median 78.0 ○ Open 2026-09-19: 99% open across 117 published cards 2026-09-20: 100% open across 121 published cards 2026-09-21: 100% open across 134 published cards 2026-09-22: 99% open across 118 published cards 2026-09-23: 98% open across 63 published cards 2026-09-24: 100% open across 83 published cards 2026-09-25: 100% open across 69 published cards 2026-09-26: 100% open across 73 published cards 2026-09-27: 100% open across 75 published cards 2026-09-28: 100% open across 101 published cards 2026-09-29: 100% open across 76 published cards 2026-09-30: 99% open across 80 published cards 2026-10-01: 99% open across 98 published cards 2026-10-02: 0% open across 0 published cards 2026-10-03: 100% open across 89 published cards 2026-10-04: 0% open across 0 published cards 2026-10-05: 100% open across 68 published cards 2026-10-06: 100% open across 92 published cards 2026-10-07: 99% open across 94 published cards 2026-10-08: 98% open across 55 published cards 2026-10-09: 100% open across 91 published cards ⊠ Login 2026-09-19: 16% login across 117 published cards 2026-09-20: 11% login across 121 published cards 2026-09-21: 9% login across 134 published cards 2026-09-22: 16% login across 118 published cards 2026-09-23: 24% login across 63 published cards 2026-09-24: 24% login across 83 published cards 2026-09-25: 20% login across 69 published cards 2026-09-26: 16% login across 73 published cards 2026-09-27: 23% login across 75 published cards 2026-09-28: 21% login across 101 published cards 2026-09-29: 14% login across 76 published cards 2026-09-30: 12% login across 80 published cards 2026-10-01: 19% login across 98 published cards 2026-10-02: 0% login across 0 published cards 2026-10-03: 16% login across 89 published cards 2026-10-04: 0% login across 0 published cards 2026-10-05: 24% login across 68 published cards 2026-10-06: 18% login across 92 published cards 2026-10-07: 18% login across 94 published cards 2026-10-08: 29% login across 55 published cards 2026-10-09: 24% login across 91 published cards $ Paid 2026-09-19: 26% paid across 117 published cards 2026-09-20: 23% paid across 121 published cards 2026-09-21: 24% paid across 134 published cards 2026-09-22: 28% paid across 118 published cards 2026-09-23: 22% paid across 63 published cards 2026-09-24: 29% paid across 83 published cards 2026-09-25: 23% paid across 69 published cards 2026-09-26: 25% paid across 73 published cards 2026-09-27: 25% paid across 75 published cards 2026-09-28: 22% paid across 101 published cards 2026-09-29: 24% paid across 76 published cards 2026-09-30: 24% paid across 80 published cards 2026-10-01: 21% paid across 98 published cards 2026-10-02: 0% paid across 0 published cards 2026-10-03: 25% paid across 89 published cards 2026-10-04: 0% paid across 0 published cards 2026-10-05: 31% paid across 68 published cards 2026-10-06: 18% paid across 92 published cards 2026-10-07: 20% paid across 94 published cards 2026-10-08: 22% paid across 55 published cards 2026-10-09: 23% paid across 91 published cards † Ads 2026-09-19: 0% ads across 117 published cards 2026-09-20: 0% ads across 121 published cards 2026-09-21: 0% ads across 134 published cards 2026-09-22: 0% ads across 118 published cards 2026-09-23: 0% ads across 63 published cards 2026-09-24: 1% ads across 83 published cards 2026-09-25: 0% ads across 69 published cards 2026-09-26: 0% ads across 73 published cards 2026-09-27: 0% ads across 75 published cards 2026-09-28: 0% ads across 101 published cards 2026-09-29: 0% ads across 76 published cards 2026-09-30: 0% ads across 80 published cards 2026-10-01: 0% ads across 98 published cards 2026-10-02: 0% ads across 0 published cards 2026-10-03: 1% ads across 89 published cards 2026-10-04: 0% ads across 0 published cards 2026-10-05: 0% ads across 68 published cards 2026-10-06: 0% ads across 92 published cards 2026-10-07: 0% ads across 94 published cards 2026-10-08: 0% ads across 55 published cards 2026-10-09: 0% ads across 91 published cards * Pretty 2026-09-19: 100% pretty across 117 published cards 2026-09-20: 99% pretty across 121 published cards 2026-09-21: 99% pretty across 134 published cards 2026-09-22: 100% pretty across 118 published cards 2026-09-23: 95% pretty across 63 published cards 2026-09-24: 94% pretty across 83 published cards 2026-09-25: 96% pretty across 69 published cards 2026-09-26: 95% pretty across 73 published cards 2026-09-27: 96% pretty across 75 published cards 2026-09-28: 95% pretty across 101 published cards 2026-09-29: 96% pretty across 76 published cards 2026-09-30: 98% pretty across 80 published cards 2026-10-01: 95% pretty across 98 published cards 2026-10-02: 0% pretty across 0 published cards 2026-10-03: 94% pretty across 89 published cards 2026-10-04: 0% pretty across 0 published cards 2026-10-05: 96% pretty across 68 published cards 2026-10-06: 93% pretty across 92 published cards 2026-10-07: 100% pretty across 94 published cards 2026-10-08: 96% pretty across 55 published cards 2026-10-09: 96% pretty across 91 published cards ● Pro 2026-09-19: 97% pro across 117 published cards 2026-09-20: 92% pro across 121 published cards 2026-09-21: 97% pro across 134 published cards 2026-09-22: 95% pro across 118 published cards 2026-09-23: 59% pro across 63 published cards 2026-09-24: 57% pro across 83 published cards 2026-09-25: 70% pro across 69 published cards 2026-09-26: 59% pro across 73 published cards 2026-09-27: 68% pro across 75 published cards 2026-09-28: 72% pro across 101 published cards 2026-09-29: 75% pro across 76 published cards 2026-09-30: 69% pro across 80 published cards 2026-10-01: 73% pro across 98 published cards 2026-10-02: 0% pro across 0 published cards 2026-10-03: 67% pro across 89 published cards 2026-10-04: 0% pro across 0 published cards 2026-10-05: 69% pro across 68 published cards 2026-10-06: 78% pro across 92 published cards 2026-10-07: 63% pro across 94 published cards 2026-10-08: 56% pro across 55 published cards 2026-10-09: 62% pro across 91 published cards ◎ Niche 2026-09-19: 100% niche across 117 published cards 2026-09-20: 100% niche across 121 published cards 2026-09-21: 99% niche across 134 published cards 2026-09-22: 100% niche across 118 published cards 2026-09-23: 98% niche across 63 published cards 2026-09-24: 99% niche across 83 published cards 2026-09-25: 100% niche across 69 published cards 2026-09-26: 100% niche across 73 published cards 2026-09-27: 100% niche across 75 published cards 2026-09-28: 100% niche across 101 published cards 2026-09-29: 96% niche across 76 published cards 2026-09-30: 100% niche across 80 published cards 2026-10-01: 100% niche across 98 published cards 2026-10-02: 0% niche across 0 published cards 2026-10-03: 100% niche across 89 published cards 2026-10-04: 0% niche across 0 published cards 2026-10-05: 99% niche across 68 published cards 2026-10-06: 100% niche across 92 published cards 2026-10-07: 100% niche across 94 published cards 2026-10-08: 100% niche across 55 published cards 2026-10-09: 99% niche across 91 published cards ◉ Human 2026-09-19: 9% human across 117 published cards 2026-09-20: 6% human across 121 published cards 2026-09-21: 6% human across 134 published cards 2026-09-22: 9% human across 118 published cards 2026-09-23: 5% human across 63 published cards 2026-09-24: 6% human across 83 published cards 2026-09-25: 7% human across 69 published cards 2026-09-26: 4% human across 73 published cards 2026-09-27: 11% human across 75 published cards 2026-09-28: 5% human across 101 published cards 2026-09-29: 12% human across 76 published cards 2026-09-30: 8% human across 80 published cards 2026-10-01: 6% human across 98 published cards 2026-10-02: 0% human across 0 published cards 2026-10-03: 6% human across 89 published cards 2026-10-04: 0% human across 0 published cards 2026-10-05: 10% human across 68 published cards 2026-10-06: 11% human across 92 published cards 2026-10-07: 9% human across 94 published cards 2026-10-08: 11% human across 55 published cards 2026-10-09: 3% human across 91 published cards ! Risk 2026-09-19: 3% risk across 117 published cards 2026-09-20: 4% risk across 121 published cards 2026-09-21: 4% risk across 134 published cards 2026-09-22: 2% risk across 118 published cards 2026-09-23: 0% risk across 63 published cards 2026-09-24: 2% risk across 83 published cards 2026-09-25: 0% risk across 69 published cards 2026-09-26: 3% risk across 73 published cards 2026-09-27: 0% risk across 75 published cards 2026-09-28: 0% risk across 101 published cards 2026-09-29: 3% risk across 76 published cards 2026-09-30: 1% risk across 80 published cards 2026-10-01: 2% risk across 98 published cards 2026-10-02: 0% risk across 0 published cards 2026-10-03: 0% risk across 89 published cards 2026-10-04: 0% risk across 0 published cards 2026-10-05: 3% risk across 68 published cards 2026-10-06: 0% risk across 92 published cards 2026-10-07: 0% risk across 94 published cards 2026-10-08: 0% risk across 55 published cards 2026-10-09: 4% risk across 91 published cards ƒ JavaScript 2026-09-19: 21% javascript across 117 published cards 2026-09-20: 26% javascript across 121 published cards 2026-09-21: 24% javascript across 134 published cards 2026-09-22: 26% javascript across 118 published cards 2026-09-23: 21% javascript across 63 published cards 2026-09-24: 24% javascript across 83 published cards 2026-09-25: 23% javascript across 69 published cards 2026-09-26: 25% javascript across 73 published cards 2026-09-27: 19% javascript across 75 published cards 2026-09-28: 19% javascript across 101 published cards 2026-09-29: 22% javascript across 76 published cards 2026-09-30: 24% javascript across 80 published cards 2026-10-01: 17% javascript across 98 published cards 2026-10-02: 0% javascript across 0 published cards 2026-10-03: 15% javascript across 89 published cards 2026-10-04: 0% javascript across 0 published cards 2026-10-05: 31% javascript across 68 published cards 2026-10-06: 18% javascript across 92 published cards 2026-10-07: 20% javascript across 94 published cards 2026-10-08: 25% javascript across 55 published cards 2026-10-09: 19% javascript across 91 published cards
Developer Corner14 other categoriesDaily category averageScore axis 65–85Signal share0–100%

The rolling 21-day upper threads compare daily category medians; the bold thread is Developer Corner. Below, signal colour shows the share of that day’s published Developer Corner cards carrying each mark.

What moves with an 80+ score

4,638 high-interest cards
Signal prevalence among Developer Corner cards scoring 80 or higher Percentage-point difference between each signal’s prevalence across this category and among the category’s cards with an editorial-interest score of 80 or higher. Open: 59% across all Developer Corner cards and 86% among cards scoring 80+, a +27 pp difference. ○ Open 59% → 86% +27 pp +27 pp Login: 43% across all Developer Corner cards and 20% among cards scoring 80+, a -23 pp difference. ⊠ Login 43% → 20% -23 pp -23 pp Paid: 33% across all Developer Corner cards and 23% among cards scoring 80+, a -11 pp difference. $ Paid 33% → 23% -11 pp -11 pp Ads: 0% across all Developer Corner cards and 0% among cards scoring 80+, a 0 pp difference. † Ads 0% → 0% 0 pp 0 pp Pretty: 91% across all Developer Corner cards and 99% among cards scoring 80+, a +8 pp difference. * Pretty 91% → 99% +8 pp +8 pp Pro: 48% across all Developer Corner cards and 99% among cards scoring 80+, a +51 pp difference. ● Pro 48% → 99% +51 pp +51 pp Niche: 94% across all Developer Corner cards and 99% among cards scoring 80+, a +5 pp difference. ◎ Niche 94% → 99% +5 pp +5 pp Human: 4% across all Developer Corner cards and 9% among cards scoring 80+, a +5 pp difference. ◉ Human 4% → 9% +5 pp +5 pp Risk: 2% across all Developer Corner cards and 1% among cards scoring 80+, a -1 pp difference. ! Risk 2% → 1% -1 pp -1 pp JavaScript: 24% across all Developer Corner cards and 23% among cards scoring 80+, a -1 pp difference. ƒ JavaScript 24% → 23% -1 pp -1 pp

This exposes association inside the published catalogue, not causation or site quality. The 80+ threshold is the pipeline’s editorial-interest score.