# What developers are building · 2026-09-23

## Instagram Transcript

Instagram Transcript turns Reel/video links into timestamped transcripts without signup. It exports SRT/VTT, translates multiple languages, extracts AI viral hooks, and transcribes in memory without storing source videos.

https://ins-transcript.com/

## ShortsMonkey

YouTube viral topic tool that daily finds Shorts and long videos on low-subscriber channels where views far exceed subscriptions, filtering by views/subscriber ratio to help creators find content ideas.

https://www.shortsmonkey.com/

## What To Build

A startup opportunity discovery site for indie developers that analyzes order growth, traffic trends, and real search demand from newly launched websites to surface market-validated SaaS and AI tool directions.

https://whattobuild.today/

## Video to URL

Free video-to-link tool: upload a video file to generate a shareable link, with no sign-up, no watermark, and no re-encoding of the source.

https://videotourl.net/

## Jev.StockAI.Trade

AI stock-picking tool based on the Jev model, focusing on China's A-shares, free and ad-free.

https://jev.stockai.trade/

## HarnessGate: Self-Hosted Console for Managing 40+ Coding Agents

Self-hosted control plane that unifies 40+ CLI coding agents (Claude Code, Codex, OpenCode) over ACP, letting any browser or VS Code remotely drive server-side agents and files.

https://github.com/meichuanyi/HarnessGate

## lost

good

https://github.com/ruanyf/weekly/issues/11874

## gcl2api-plus: GeminiCLI & Antigravity to Compatible API Gateway

Self-hosted gateway converting GeminiCLI and Antigravity into OpenAI/Claude/Gemini-compatible APIs, with multi-account pooling, 429-triggered model fallback chains, scoped API keys, and a token/cost dashboard (SQLite + optional Redis).

https://github.com/Wzh0718/gcl2api-plus

## Web Speed Test

Web Speed Test is a tool for testing website performance and measuring web page speed.

https://github.com/bojue/speed-test

## CLILoom: Cross-Platform Desktop App for Visually Orchestrating AI CLI Development Workflows

CLILoom is an open-source cross-platform desktop app for visually orchestrating AI CLI development workflows.

https://github.com/laurentwu/CLILoom

## PureChatNext: Self-Hosted AI Workbench for Web, WeChat, and QQ

PureChatNext is an open-source, self-hosted AI workbench for Chinese users and small teams. It connects one agent to Web, WeChat, and QQ via QR, with private/group @ chats, multi-model chat, web search, file parsing, and Docker.

https://github.com/Hyk260/PureChatNext

## Matter Learn: Chinese Learning Site for the Matter Smart Home Protocol

Free bilingual Chinese-first site teaching the Matter smart home standard: illustrated data model, handbook of all 82 clusters with attributes, commands and real-device samples, JSON parser, ID lookup, and Android/iOS/Web SDK guides.

https://github.com/CherryLover/matter-learn

## Video Transcript: Open-Source Browser Subtitle Editor and MP4 Export Tool

Open-source browser tool that adds, edits and burns subtitles into local MP4 videos. Segment on a timeline, edit text and styles with live preview, then export subtitled MP4 — all on-device, no account, backend or watermark.

https://github.com/anghunk/video-transcript

## scm2cpp: a Scheme-to-readable-C++ compiler with a fast lasso package

Compiler turning a Scheme subset into human-readable C++ (Racket, MIT, no runtime) with whole-program Hindley-Milner type inference.

https://github.com/niitsuma/scm2cpp

## Local Work Console lwc: Local Offline To-Do and Planning Tool

Local Work Console lwc is a local, offline to-do and planning tool for managing tasks and plans on your own machine.

https://github.com/aks-666888/local-work-console

## SealsCrafter: Turn English Names into Chinese Seal-Script Stamps

SealsCrafter turns an English name into a Chinese full name with surname and given name, renders it as a solid-ink seal-script stamp PNG, and explains each character’s meaning.

https://www.sealscrafter.com/

## VocalCode Community: CPU-First Local Dictation and Meeting Transcription

Rust desktop app for local dictation and meeting notes: hotkey to type into the focused input, or record/import audio to transcribe, search and export. CPU-first local models, personal dictionary; Windows x64 and Apple-silicon Mac.

https://github.com/wudaming00/vocalcode-community

## AirStats: Native macOS System Monitor in Menu Bar and Desktop

Native Swift macOS system monitor in the menu bar and desktop widgets, showing CPU, memory, network, disk, battery, and temperature. Low overhead: 0.046% idle CPU, 11 MB RAM, 8.9 MB install, single process, 24h history, no helper/Dock icon.

https://github.com/byrencheema/airstats

## TANGERINE ZIP: Multi-Format Archive and Disk Image Support

TANGERINE ZIP supports many compressed files and disk images, selecting the fastest library for each compression format.

https://github.com/xiaoxiaoSean/TANGERINE-ZIP

## obra / superpowers

An agentic skills framework & software development methodology that works.

https://github.com/obra/superpowers

## Open-Dev-Society / OpenStock

OpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built openly, for everyone, forever free.

https://github.com/Open-Dev-Society/OpenStock

## strands-agents / harness-sdk

Build an agent harness and control it end-to-end. Open-source SDK for production AI agents in Python & TypeScript - any model, any cloud.

https://github.com/strands-agents/harness-sdk

## HKUDS / CLI-Anything

"CLI-Anything: Making ALL Software Agent-Native" -- CLI-Hub:

https://github.com/HKUDS/CLI-Anything

## pbakaus / impeccable

The design language that makes your AI harness better at design.

https://github.com/pbakaus/impeccable

## DeusData / codebase-memory-mcp

High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average in milliseconds. 158 languages, sub-ms queries, 99% fewer tokens. Single static binary, zero dependencies.

https://github.com/DeusData/codebase-memory-mcp

## harry7557558 / spirula-studio

Cross-vendor 3D Gaussian Splatting trainer - video to splat to mesh, Vulkan or CUDA.

https://github.com/harry7557558/spirula-studio

## TNT-Likely / PanWatch

Self-hosted AI stock monitoring assistant PanWatch integrates TradingAgents multi-agent investment decisions, with real-time A-shares/HK/US market monitoring, portfolio management, intelligent analysis, and omnichannel alerts.

https://github.com/TNT-Likely/PanWatch

## 521xueweihan / GitHub520

Provides updatable hosts content to fix broken images and slow loading when accessing GitHub, with no installation required.

https://github.com/521xueweihan/GitHub520

## krahets / hello-algo

Hello Algo is an animated, illustrated, runnable data structures and algorithms tutorial available in Simplified/Traditional Chinese, English, and Japanese, with code samples in Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin,…

https://github.com/krahets/hello-algo

## ccfos / nightingale

Nightingale is to monitoring and alerting what Grafana is to visualization.

https://github.com/ccfos/nightingale

## HIllya51 / LunaTranslator

LunaTranslator is a visual novel translator for translating visual novel content.

https://github.com/HIllya51/LunaTranslator

## Pactto

Pactto is a new AI platform for creative teams to present work at studio quality, review assets assisted by AI agents that understand creative intent, capture every note, and can make changes live.

https://www.producthunt.com/r/RLRRZFYMNIPNLM?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Jev State

Build and test conversational workflows with Jev. See why each step happened, save conversations as tests, and catch wrong turns before you ship. Export runnable TypeScript, workflow JSON, and an integration skill for your coding agent.

https://www.producthunt.com/r/ULKVWDG6Q7YTOK?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## AgentScore

Connect your production agent to Latitude and get a quality score across outcome, reliability, cost, speed, and safety. It updates daily, so you always know whether your agent is improving or getting worse.

https://www.producthunt.com/r/E6BYZGQEHMHBPN?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## GBrain

GBrain gives you a memory and a set of connected accounts that every AI can reach. Write a note in Claude Code and ChatGPT knows it. Connect Gmail once and Cursor can search it with no key in a config file.

https://www.producthunt.com/r/ITQCQTZEBIX5K6?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Speechka

Speak naturally. Speechka translates your speech in real time and delivers it in your own voice across 44 languages. Use it for meetings, calls, livestreams, presentations, and conferences on macOS or Windows.

https://www.producthunt.com/r/NKDWMVCB4522FB?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Koreshield

Every AI support agent takes input from someone it should not trust: the customer message, the documents it retrieves, and the tool calls it proposes.

https://www.producthunt.com/r/UB6VAN55IWOG4T?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Lightmeter

A real light meter when you carry film, and a film camera when you don't. Film looks built on true RAW capture - grain, halation and color that behave like film, not a filter on a flat photo. No AI, no account, nothing leaves your phone.

https://www.producthunt.com/r/V2C7WTGQONQTIO?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Linguo Translate

Linguo is a translator located in the macOS menu bar. You can translate using the menu bar icon with offline support for 22 languages or use AI translation with Apple Intelligence, Gemini, OpenAI, or Anthropic.

https://www.producthunt.com/r/U4DHWE5WXTXTSK?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## RankControl

Most AI SEO tools tell you where you're mentioned and stop. RankControl runs the full lifecycle: create content that AI and Google recommend, published as native posts on your own domain.

https://www.producthunt.com/r/F3CWRHCXYN5RTR?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Solid

Solid’s AI agents build apps, automate workflows and tackle work you lack the time or expertise for. They pick and set up their own real machines, create accounts and pay for services.

https://www.producthunt.com/r/IGFJIPCFXEAE6A?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Naise AI

Stop babysitting AI's empty text boxes. Naise AI gives founders and lean teams the output of a full marketing department without the overhead.

https://www.producthunt.com/r/I323VH3KBIWT3P?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Alexandria by Firecrawl

Give AI agents direct access to data providers, specialized indexes and entire datasets through one connection. AI agents with Alexandria scored 21% higher on answer quality than with built-in web tools.

https://www.producthunt.com/r/7SMGEWDYQVGNQL?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Claude Opus 5.5

Claude Opus 5.5 is Anthropic’s latest model for agentic coding and knowledge work, delivering major performance gains, clearer communication, stronger safety, and 40% lower cost than Opus 5 on typical workloads.

https://www.producthunt.com/r/HM6M2YVM5UHR65?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## Dub Program Marketplace

Browse and apply to the best SaaS affiliate programs and start monetizing your audience today. Featuring world-class companies like Wispr Flow, Framer, Granola, Superhuman, CodeRabbit, and more.

https://www.producthunt.com/r/UZ7S2QWM65JX2Z?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## ToneBird

ToneBird is an AI reply assistant for Mac and Windows. It remembers your relationships, uses conversation history and connected files, and drafts replies in your voice inside Gmail, Slack, and other supported apps. You review and send.

https://www.producthunt.com/r/HIQMABO4AMMX6M?utm_campaign=producthunt-api&utm_medium=api-v2&utm_source=Application%3A+community-pulse+%28ID%3A+298614%29

## AI·rete·RAG – a Rete rule engine decides, RAG explains why

Hi HN, I built ai·rete·rag because I kept seeing teams put an LLM in charge of decisions that need to be auditable (lending, fraud, clinical triage), then bolt on "guardrails" after the fact. It runs the two in series instead: 1.

https://ai-rete-rag.com/

## RxFilm Studio–Create and edit your product videos with AI agent

Hi HN, I built RxFilm Studio, a video workspace that lets you create and revise videos with AI agent.

https://filmstudio.rxlab.app/

## Ive Sent It – online courier for files, with signed proof of delivery

Premium, custom file sending. Send any files, to anyone, anywhere, in the world — and watch every delivery land live, with controls that stay yours after you hit send.

https://ivesentit.com/

## graf (1000x faster graphify in Rust)

I liked the idea of graphify, but for large repos the search queries were visibly very slow. I dug into it and saw an opportunity to make it better. It is rewritten in rust and uses sqlite instead of NetworkX.

https://github.com/ctxrs/graf

## Jevper – the Jev interface on top of any OpenAI-compatible model

jevper is the Jev interface pointed at whatever model you already have.

https://github.com/zhulinchng/jevper

## Karada.ai – CI/CD to turn APIs into MCP servers with 1-click plugins

Auto-compile OpenAPI specs into Go MCP servers & multiplex official tools behind 1 unified gateway for Cursor & Claude. Free Hobby tier. Get started.

https://karada.ai/

## WavexAI – Unlimited tokens for a fixed cost

WavexAI gives you unlimited AI usage for one flat price. No caps, no surprises.

https://wavexai.dev/

## A fast, offline Markdown viewer for macOS built in Swift

Hi HN! I made Tim’s Markdown Reader because I wanted a free, open-source app just for reading Markdown.

https://github.com/temir-dev/tims-markdown-reader

## Riftri – copy-on-write Git worktrees for running agents in parallel

No project description yet.

https://twitter.com/KinfishT/status/2102093551601684897

## GoNix – A Unix with a Go Userspace

A UNIX-like operating system on the Linux kernel, with the userspace — init, coreutils, networking, services and SSH — written mostly in Go.

https://gonix.dev/

## I gave Jev my forum database so he could find the most relevant

I have a service for placing backlinks on forums—specifically within discussion threads—and it involves a massive database of forums. We gave Jav the task of sorting through it and showed him what the process looks like.

https://forumbacklinks.org/demo/setup

## Ax – Let Claude, Codex and OpenCode talk to each other locally

Hi HN, I’m RC. When I worked at ThoughtWorks, we were pretty religious about pair programming: one person driving, another reviewing, both working through the same problem.

https://useax.dev/

## BuildABrowser (Java) – Passes Acid2, Has CSS Grid and an Android port

BuildABrowser Browser is an open-source browser and its rendering engine. It runs on Linux, Windows, and (experimental) Android Desktop.

https://buildabrowser.net/

## Run Linux kernel drivers in userspace on Neptune OS, NT-like OS on seL4

For the past ten years I have been working on a side project which I have taken to call Neptune OS [1], named after the ill-fated Microsoft Windows codename. Neptune OS is a Windows NT-like operating system built on the seL4 microkernel.

https://news.ycombinator.com/item?id=49813759

## Visually orchestrate Claude Code AI agents

RondoFlow is a local-first, open-source platform for visually orchestrating Claude Code AI agents. Use a drag-and-drop canvas to create agents, attach skills, define security policies, and run multi-agent workflows.

https://github.com/rondoflow/rondoflow

## Wild H3C: ComfyUI Plugin for Local MiniMax H3 Video Generation on Apple Silicon

ComfyUI custom nodes wrapping antirez's h3.c, a pure C + Metal inference engine, to run MiniMax H3 33B text-to-video and Ref2VA on Apple Silicon. Live progress, cancel support, standard VIDEO output; reuses existing weights.

https://github.com/skaiy/wild-h3c-comfyui

## PageLens: Turn Web Page Changes into a Personal Info Feed

PageLens monitors web page changes: describe what to watch in natural language, and it extracts specific signals on a schedule, merging multiple pages into one updating feed. Cloud or local macOS checks, respects CAPTCHA/MFA.

https://www.v2ex.com/t/1244390

## TabSash: macOS Window Grouping Tool Seeking Testers

macOS window grouping tool that puts windows from multiple apps into switchable groups. v0.1.2 seeks testers for install, permission setup (Accessibility, Screen Recording) and daily use. Apple silicon, macOS 14+, 7-day trial, US$6.99.

https://www.v2ex.com/t/1244387

## PicSqueeze: Browser-Only Batch Image Compression, 20 Images at a Time

Browser-only batch image compressor handling up to 20 images at once, with MozJPEG, OxiPNG and libwebp engines, progressive/Huffman optimization, truly lossless PNG, SIMD acceleration, target-size compression, and automatic PNG-to-JPEG con…

https://www.v2ex.com/t/1244357

## Lyrics to Song AI: Turn Lyrics into AI Songs

Lyrics to Song AI turns user-written lyrics into AI songs. Users prepare lyrics, sign in to generate, then audition and manage tracks in a library. It supports Chinese/English. New accounts get 90 credits; each successful song costs 30.

https://www.v2ex.com/t/1244356

## Type-to-Learn English Site: Vocabulary Drills, Shadowing and Video/Podcast Listening

A 10-month English learning site built around typing: vocabulary and sentence drills with FSRS v4 spaced repetition, sentence-part explanations, phonetics, shadowing and pronunciation scoring, plus a companion video/podcast intensive liste…

https://www.v2ex.com/t/1244351

## ShiftBar: Lightweight Menu Bar Icon Collapsing Control for macOS 27

Lightweight macOS 27 menu bar utility built on the native icon-collapsing feature: set a custom hide range, expand/collapse with one click, Shift-drag to adjust it, remember settings, and back up or restore the layout.

https://www.v2ex.com/t/1244347

## Mobile Server Management Panel for Linux/macOS

Mobile panel for Linux/macOS servers: SSH/vibe coding, files, Docker, built-in tunneling without public IP, Android, tmux-like SSH reconnect on weak/disconnected networks, and mTLS encryption. Free hosting for 10 servers.

https://www.v2ex.com/t/1244345

## Cashback Apps Comparison

Cashback Apps Comparison: Real-Time Rates Across 22 Portals

https://www.v2ex.com/t/1244344

## Arena Breakout: Infinite Battlefield Trader Blind Box Tool

A small web tool for Arena Breakout: Infinite fans focused on the Battlefield Trader and opening blind boxes; shared for interested players to try and discuss.

https://www.v2ex.com/t/1244329