Developer Corner

An AGPL self-hosted attendance system that records working time in one-minute units and encodes Japanese labor-law categories into its workflow.

A searchable reference library that breaks launch films, product demos, ads, and social videos into individual frames and shot changes.

Sunimori Tools offers a local-first Eclipse plugin that traces Java change impact across callers, screens, mappers, SQL, entities, and tables.

An open-source MCP server lets AI agents run geospatial analysis while recording the inputs, coordinate-system decisions, engine version, and verification checks.

gadak mirrors Jira issues and Confluence pages into a local SQLite file for fast search, history, and agent-assisted workflows.

An open emulation platform exploring computers that calculate in balanced ternary rather than binary.

TokenCalculator.dev counts text, document, code, data, and image tokens while comparing estimated API costs across OpenAI, Claude, Gemini, and DeepSeek.

A commit-time guardrail for AI agents that checks proposed actions against policy and evidence before a backend writes to the record.

A searchable directory of 1,439 verified Agent Plugins for ChatGPT, Codex, Cursor, GitHub Copilot, VS Code, and Kiro.

A searchable directory of 1,439 verified agent plugins for tools including ChatGPT, Codex, Cursor, GitHub Copilot, VS Code, and Kiro.

An open-source terminal coding agent that puts permissions, snapshots, and replayable session history around every tool call.

A scholarly framework for documenting Armenian inscriptions through regional corpora, TEI/EpiDoc encoding, linked vocabularies, and persistent identifiers.

A five-part technical essay about designing product audit logs for the auditor who must reconstruct events long after they happened.

A public arena where AI agents play chess, with Elo determining which bot’s website rises on the ladder.

An independent bundle of free, native macOS utilities: a drawing app, a reversible Downloads-folder sorter, and a code editor with a docked browser.

An open-source event relay that lets AI agents sleep until a matching webhook arrives.

A native Mac workspace keeps persistent terminal panes, queues, projects, and verification tasks in one window, with companion access from an iPhone and CLI.

A local-first audit layer for LangGraph agents that pauses risky tool calls and records every approval or denial in a signed, hash-chained docket.

A drawing system where an AI composes plain SVG shapes, and the complete picture travels inside the URL.

An open protocol for personal agents to exchange asynchronous, signed JSON state without treating incoming messages as commands.

A proposed agent-computing platform whose persistent machines can survive crashes, move between providers, fork, resize, hibernate, and resume.

Evalab offers stateful service twins and isolated sandboxes for testing AI agents against APIs, CLIs, and MCP integrations.

Fetchgate lets AI agents retrieve web content, inspect a digital-goods catalog, and pay for downloads over HTTP, MCP, card checkout, or x402.

An open, local-workbench AI coding editor that retrieves task-relevant project context, runs approved tools, and records token and verification receipts.

A free collection of browser-based tools for converting, inspecting, measuring, and generating spatial data.

A cross-platform geodetic computation application for Linux, Windows, and Android, covering network adjustment, coordinate transformations, photogrammetry, field navigation, and point clouds.

A small hardware device and cloud service designed to let unattended software agents pause, ask for approval, and resume.

Johnny Runtime is a variety VTuber channel powered by a self-built .NET system for chat, overlays, alerts, avatar props, and live C# work.

kernelbuilder lets users configure and compile upstream Linux kernels in the browser, then download the resulting boot image, vmlinux, and .config.

A typed video-processing API lets AI agents trim, resize, compress, convert, and otherwise edit media without issuing shell commands.

An open-source Python package and Iceberg lakehouse that collects, normalizes, and aggregates Brazilian government data.

An interactive book explains GPU kernels, inference performance, optimization, profiling, and distributed serving.

Lettera is a hosted messaging relay where AI agents register with cryptographic keys, exchange signed messages, and collect mail through an inbox.

A self-hosted server for ebooks, comics, and audiobooks that adds neural reading voices and can appear inside Plex.

An open-source, offline-first electronic medical record designed for medical mission clinics and other places where internet access is unreliable.

A local-first knowledge store that lets AI coding assistants share what they learn through MCP, across machines and with invited teammates.

A passive-radar system that uses existing LTE transmissions to detect and track airborne and ground objects without transmitting its own signal.

An open-source verifier checks AI-generated software changes against independently stored product behavior, historical bugs, and risk signals.

A local screening tool that imports PSS/E or MATPOWER network models and identifies thermal headroom, binding elements, outages, and modeled rating relief.

An offline network documentation tool that combines topology diagrams, port and VLAN records, engineering PDFs, and live monitoring in a portable HTML file.

A no-sign-up developer question box styled like a shell prompt, with answers attributed to Mistral AI and a human-reading premise.

A Mac app that monitors multiple AI coding agents and lets you approve commands, answer questions, review plans, and jump to the right terminal tab.

An on-device AI infrastructure project built around hand-written GPU and NPU kernels, a shared C++ runtime, and SDKs for six programming environments.

A one-person security studio finds web vulnerabilities, fixes them, and documents the diff, tests, and verification evidence.

A free Windows app uses desktop pets to show whether Claude Code and Codex CLI agents are working, waiting, finished, or failed.

A Safari and Chrome extension lets teams select a faulty DOM element, capture its surrounding context, and pass a structured defect to an AI coding agent.

An independent research project trains small open models to turn correct algorithmic reasoning into working competitive-programming solutions.

A Spanish-language coding-agent workflow that edits a real repository, runs its existing checks, and rolls back changes if it cannot get the project green.

A read-only security scanner for AI-built Supabase apps, checking public bundles, RLS policies, exposed keys, storage, and schema drift.

A browser-based tool for sending passwords, API keys, notes, and files through encrypted links that self-destruct after opening or expiry.

A native desktop app that drives local coding-agent CLIs and combines their sessions, transcripts, tool activity, and checkpoints.

An Elixir and OTP runtime for AI agents whose capabilities, policies, state, and side effects remain explicit and governed.

An open-source macOS workspace for selecting, commenting on, and revising real HTML with AI.

An open lab for compiling project knowledge into a persistent recurrent model state that can be restored across engine restarts.

An open-source, self-hosted bridge for synchronizing PostgreSQL, MySQL, SQLite, MongoDB, and Redis.

Teishoku gives coding agents a fixed, versioned bundle of technical decisions instead of asking them to reconsider the stack on every project.

A native macOS control center for finding, fitting, comparing, benchmarking, and chatting with local AI models.

A developer reference for checking the blind spots of tests, deploys, logs, APIs, services, and other instruments.

A searchable directory of 115 websites exposing 317 browser-side WebMCP tools that AI agents can call.

Artifact is a collaborative electrical-system design tool that connects schematics, harness drawings, pin tables, BOMs, and manufacturing documentation.

A live electronic-warfare monitoring tool that compares aircraft positions to flag possible GNSS jamming, spoofing, and recurring interference zones.

A Rust devlog documenting the construction and debugging of a stock-flow-consistent economy simulation.

A developer tool that normalizes font metadata and CSS data across Google Fonts, Bunny, Fontshare, Fontsource, and npm.

Agent Plugins Directory indexes verified plugins for ChatGPT, Codex, Cursor, GitHub Copilot, VS Code, and Kiro.

An open HTTP test suite that evaluates AI agents through fresh, deterministic trials and server-observed evidence.

A Mac app puts Claude, Codex, and Gemini on the same coding task, routing their debate against a Git worktree and the project's tests.

A continuous monitoring engine scrapes /pol/, /biz/ and /g/, clusters posts into stories, detects attention spikes, and publishes multi-perspective analysis.

Clambon is a learning-oriented programming language that maps Scratch blocks to code, with a browser playground and extensions for games, Japanese, and katakana.

A source-available desktop app for running many CLI coding agents in parallel, each inside its own Git worktree.

A Korean-language beta platform for designing gearboxes from specifications through gears, shafts, bearings, housings, and verification reports.

A service that turns WordPress sites into static Astro sites while preserving the existing editor, page builder, URLs, and publishing workflow.

A publishing layer that turns a WordPress site into a static Astro site hosted at Cloudflare’s edge.

An experimental public evidence graph where humans and AI agents publish claims, measurements, critiques, and revisions with provenance.

i3i inspects software claims against evidence anchored in a repository, then recomputes a visible verdict.

An open-source, keyboard-driven TUI for pairing, deploying to, monitoring, and pulling logs from multiple Steam Deck and Steam Machine devkits.

MatJSON is an open, vendor-neutral JSON schema family for material specifications, requirements, evidence records, and compliance results.

A searchable catalog of 156 free, MIT-licensed SKILL.md packages that give OpenCode agents repeatable instructions for specific tasks.

A macOS and Linux terminal workspace manager for persistent shell sessions, project trees, terminal tabs, and scrollback.

An evidence-grounded case archive explaining how technology teams investigate, test, and resolve public IT incidents.

A browser-based PostgreSQL migration checker that parses SQL locally and flags potentially risky schema changes.

SeenRelay lets agents check whether a source-backed fact was recently observed before repeating validation work.

A Base monitor measures how long Chainlink tokenized-equity feeds remain unchanged and how far their pool prices diverge.

An open-source uptime monitor that runs in one Docker container, stores data in one file, and watches websites, ports, DNS, certificates, containers, and more.

A historical benchmark sends an AI agent through Venice from 1340 to 1380, testing memory, false-claim rejection, planning, life quality, and cost.

A server-driven iPhone widget that fetches JSON from a URL and renders it as text, gauges, lists, countdowns, and other native Home Screen views.

Diode designs and manufactures custom circuit boards using an AI-oriented workflow that represents schematics as code.

Hronaut is a visible desktop browser that preserves tabs, sign-ins, cookies, and other browser state between coding-agent sessions.

An open markdown-based format for tracking AI-agent work inside a code repository, with a command-line reference implementation.

A collaborative electrical-system design tool for hardware teams working across schematics, harnesses, procurement, and manufacturing.

A browser-based security tool that generates plausible brand-imitating domains and checks which are registered, live, or configured to receive email.

An open-source Linux security agent combining supply-chain detection, malware blocking, vulnerability scanning, file-integrity monitoring, USB control, and EDR telemetry.

An early-access retrieval architecture for giving AI-fetched artifacts transport-level provenance and explicit citation states.

Artifact is a collaborative ECAD tool for designing electrical systems, tracing connections, and generating synchronized harness drawings, pin tables, and bills of materials.

An API for recording recipient-consent events and documenting the risk checks platforms perform on their email-sending tenants.

A free library of copy-ready components, patterns, icons, and browser tools for building AI product interfaces.

An independent software studio making physics-based instruments for Android and Windows, alongside historically framed simulation games.

A developer tool that lets coding agents use short-lived signed-in application sessions without exposing passwords or secret keys.

A free Windows desktop companion that manages Valorant loadouts, stores, account sessions, match information, and team ranks.

An open-source Python auditor that checks images for blur, corruption, exposure clipping, and distribution drift before computer-vision inference.

A desktop centrifugal-compressor design platform that takes one duty point through sizing, blade design, performance mapping, volute work, and stress analysis on a shared geometry.

A desktop environment for running and coordinating Claude Code, Codex, and Antigravity across separate, parallel, or team-based coding workflows.

A service that turns a WordPress site into a statically served Astro site while preserving the familiar WordPress editing workflow.

A security contest built around physical attacks, sensor spoofing, forensics, and software exploitation in simulated self-driving systems.

A free Chinese-language course that teaches Python developers how to build, debug, deploy, and monetize Telegram bots with aiogram 3.

A web-rendering API that converts URLs or HTML into screenshots, PDFs, Markdown, structured JSON, links, brand assets, and full-site crawls.

A Chrome extension and Windows desktop client for querying Elasticsearch and OpenSearch, monitoring clusters, and saving server connections.

A Cambridge-developed chemical-sensing platform uses software to turn readings from a solid-state device into full spectral fingerprints.

Documentation for a guarded volume-level SnapMirror orchestration tool covering ONTAP and Amazon FSx for ONTAP.

An unofficial community marketplace for discovering, ranking, and installing DeepSeek Harness plugins.

An independently maintained comparison index covering licensing, self-hosting, OpenTelemetry support, pricing, data residency, retention, SDKs, and release activity.

A read-only MCP server that lets agents inspect Autodesk Construction Cloud projects, documents, issues, RFIs, models, and delivery data.

A zero-auth collection of GET APIs for UUIDs, hashing, conversions, exchange rates, holidays, randomness, DNS, QR codes, and other small jobs.

A fork of the tiny native coding agent fx that discovers paid APIs and pays for approved requests in USDC on Base.

A WordPress-to-Astro publishing service that serves a static version of a site from Cloudflare while preserving the familiar WordPress editing workflow.

A developer API for capturing webpages as PNG, JPG, WebP, or PDF, with controls for popups, full-page rendering, selectors, and authenticated pages.

A privacy-first iPhone and iPad reader for comics, manga, and books stored in Komga, Kavita, OPDS servers, or local files.

A GPU cloud offering hourly instances and model hosting through an OpenAI-compatible API, with per-second billing and no stated minimum spend.

An open-source scenario runner and test server for reproducing timeouts, cancellations, hangs, and disconnects in Model Context Protocol systems.

Meithra proposes a protocol for storing, checking, and reusing machine-readable discoveries across autonomous agents.

An offline reading pipeline for comics and manga apps that packages volumes for delivery to readers' devices.

An open-source developer tool that renders pull requests as animated architecture and data-flow diagrams inside the PR.

A self-hosted tool for finding and masking PII, CUI, OUO, and other sensitive data in logs, HAR captures, and support bundles.

SafeAct presents an action ledger and control plane for checking, holding, deduplicating, and proving actions taken by AI agents.

A public tracker for vendor API, model, product, and licence deprecations, with countdowns, replacement notes, and links to primary documentation.

A Portuguese-focused speech-to-text API that returns transcripts, speaker labels, summaries, chapters, sentiment, and other audio insights.

A collaborative ECAD workspace for designing complex electrical systems, from connected components and schematics to harness drawings, pin tables, and bills of materials.

A detailed tracker of Xcode releases, beta builds, SDK versions, requirements, dates, and Apple download links.

A VS Code extension that connects self-hosted, OpenAI-compatible models to Copilot Chat using your own endpoint.

A proposed control layer for AI agents that checks tool actions, pauses risky steps for approval, and preserves signed records.

A WordPress-to-Astro conversion service that keeps the familiar editor while serving a static version through Cloudflare.

A Windows-first terminal that turns operator intent into inspected, policy-controlled PowerShell runs.

An explanation-first database engine that presents PostgreSQL, MySQL, and MongoDB compatibility alongside self-compressing storage.

A Thailand-hosted AI infrastructure service offering B300 GPU hours, dedicated nodes, private AI clouds, and an OpenAI-compatible inference API.

NsideSignal presents an infrastructure-free positioning platform for indoor and GPS-denied environments.

An experimental routing layer that keeps recent records in CockroachDB while serving immutable historical data from S3-compatible storage.

A machine-readable protocol that resolves an identified consumer product and market to authoritative seller or marketplace endpoints.

A Turkish industrial-IoT page presenting a Zigbee gateway that connects distributed field devices to Oliwan management software.

Treibauf builds software for integrating POS terminals and reconciling electronic payments.