Send and receive with email aliases, no reverse-alias hassle.
Problem
Many users rely on email aliases for privacy, but replies often expose their real address. The Show HN post AliasFleet offers an alias service with in-app sending, solving the reverse-alias pain.
Solution
An email alias management service where users create aliases for signups and reply directly in-app to stay anonymous. Supports custom domains and auto-forwarding.
Let developers browse and handle PRs in the terminal, no browser needed.
Problem
Developers often need to review multiple PRs, but switching to the browser is costly. The Show HN post introduces a TUI for viewing PRs in the terminal, indicating demand, but existing tools may not be polished.
Solution
A terminal UI tool that connects to GitHub, lists PRs assigned to you, supports viewing diffs, commenting, merging, and integrates with tmux and git worktree workflows.
Help freelancers price by value, not hours, in the AI era.
Problem
AI drastically speeds up development, yet freelancers still bill by traditional time, leading to lower income. In the Ask HN post, a freelancer debates whether to charge old hours or new reality, reflecting widespread pricing confusion.
Solution
A pricing calculator that suggests value-based quotes using project complexity, client budget, and AI acceleration ratio. Includes industry benchmarks and communication templates to help freelancers negotiate.
Turn HTML generated by AI coding agents into instantly previewable share links.
Problem
AI coding assistants often generate HTML, but developers must manually save files and open a browser to preview. The Htmldoc post shows a dedicated pastebin for rendering agent-written HTML, indicating that quick preview and sharing is a common need.
Solution
A lightweight pastebin that renders pasted HTML into a shareable link with instant preview, versioning, and comments. Integrations with Claude Code, Cursor, and other tools enable one-click upload.
Help AI developers securely manage multiple MCP servers behind one endpoint.
Problem
MCP servers are proliferating, and each one requires separate auth, routing, and monitoring. The Fentaris post mentions the need for a controlled endpoint to manage multiple MCP servers, showing this is a real pain point. Indie developers and small teams don't want to rebuild a gateway for every server.
Solution
Provide a hosted or self-hosted proxy that aggregates multiple MCP servers into a single endpoint, handling auth, routing, rate limiting, and logging centrally. Policy configuration and an observability dashboard make it easy to onboard and manage.
Let AI manage all your servers at once, with every step passing your approval
Problem
A developer building proxies had to jump between several SSH sessions and sometimes sent commands to the wrong server. Every small AI-assisted change required re-explaining each machine's setup, and existing MCP servers are mostly single-host and don't span servers. Multi-machine ops lacks a layer that gives the agent a fleet-wide view without letting it run wild.
Solution
An MCP server that treats the server fleet as one unit: users keep a shared list of hosts, roles and notes, and the agent plans against that context. Any step involving writes or risky commands must be approved by a human before execution, with a full audit trail of which host, which command, and who approved it.
Let AI coding assistants search local files at Everything speed instead of crawling with grep
Problem
One developer shipped a skill that makes AI search local files with Everything, arguing that even at hundreds of tokens per second, the model still kneels before file search. Meanwhile another hands-on test showed LSP-based semantic navigation is not clearly better than grep: in simple locate tasks the model picked LSP only 0-6% of the time, and forcing it dropped success from 100% to 89%. There's no default search setup people are happy with.
Solution
A cross-platform local index service that wraps native search (Everything on Windows, Spotlight on macOS, locate on Linux) into a single interface agents can call. Agents send a pattern or natural-language query and get ranked file paths with snippets, plus a hint on whether full-text search or semantic jump fits better, cutting unnecessary large-file reads.
Snap a receipt and let AI track grocery expiry dates and your shopping list
Problem
After finding a cucumber that had been sitting in the fridge for three months, one developer wrote an entire home WMS for himself — batch intake, barcode scanning, expiry alerts, stocktaking, shopping lists and a monthly budget. That says households genuinely hurt on 'when does this expire, what am I missing, how much did I spend', yet most tools are either too heavy or ignore it entirely.
Solution
Built for individuals and families: photograph a receipt or scan a barcode to add stock by batch, with expiry and storage location. Get alerts when items are expiring, expired, or running low; low stock flows straight into a shopping list, with a minimal monthly spend view. Exposed as MCP tools so the user's own AI assistant can read and write inventory.
A locally verifiable audit and block layer for AI coding tools uploading your repo
Problem
A developer reverse-engineered an AI coding desktop app and found it silently packaged and uploaded the entire workspace to cloud OSS while logged in, including full .git history, commit objects, LFS binaries and reflog. Out of a 10GB commercial repo, roughly 345MB excluding dependencies was core IP, and a 313MB encrypted file was left locally after hundreds of failed retries. Most users only learned about it after reading a blog post.
Solution
A lightweight local daemon that watches AI coding tool processes for large workspace packing, encrypted temp file writes, and cloud storage signed requests. It alerts and can block on match, then produces a readable audit report showing which directories and commits were touched.
Quantitative comparison and decision checklist for multi-tenant database isolation strategies
Problem
Developers on Reddit debate multi-tenant database isolation, torn between shared tables, separate schemas, and separate databases, with trade-offs around isolation, migrations, backups, connection limits, cost, and monitoring making decisions slow.
Solution
An interactive web tool: input scale, compliance needs, budget, and team size, and it outputs a comparison matrix and recommended path, with migration checklists, connection pool configuration tips, and real-world case links.
Step-by-step diagnosis for WhatsApp Business API phone number registration failures
Problem
Developers get stuck registering a phone number on Meta's WhatsApp Business Platform and keep hitting 'Registration failed. Please try again.' with no useful detail, unsure if it's a PIN issue, number status, or account configuration problem.
Solution
A wizard-style diagnostic tool: input the error and account context (number migration, two-step verification, business type, etc.), and it outputs likely causes with fix steps, linking to specific official documentation sections.
Auto-compare local business Google listings with their websites and flag mismatches in hours, services, and reviews
Problem
Someone manually checked 30 local businesses' websites and Google listings and found almost all had outdated info: hours mismatched, services listed in one place but not the other, and 2021 testimonials still on homepages while they had a dozen fresh reviews. Owners don't have time to notice.
Solution
Enter a business name or URL; it scrapes Google Business Profile and the website, compares hours, services, phone, and review snippets, then outputs a discrepancy report with copy-paste fixes for Google or the site.
Lightweight combined visitor analytics and live chat dashboard for small sites, with WhatsApp fallback
Problem
Small site owners are tired of juggling Google Analytics and a separate chat tool; they want one simple dashboard to see visitor behavior and talk to visitors, with automatic fallback to WhatsApp when no one is online.
Solution
An embeddable script plus dashboard showing real-time visitors, page views, referrers, and events, with a built-in chat widget; supports canned auto-replies and prompts visitors to leave a message on WhatsApp when unattended.
Estimate and optimize per-frame token costs for multimodal video/image analysis workflows
Problem
Developers complain that feeding 30-60s of high-FPS video into Vision APIs drains credits immediately; they must trade off full-frame input, scene-change sampling, and audio-beat alignment without any tool to quantify the cost of each strategy.
Solution
A local CLI/web tool that takes a video file or URL, lets you pick FPS and scene sampling strategies, and estimates input frames, token count, and cost; it compares full-frame, keyframe, and audio-aligned approaches and recommends the best configuration.
Chat your way to a circling route for street parking in cities like NYC, so you stop wasting laps
Problem
A developer on HN built Find Street Parking in NYC, showing that street parking is a real pain: drivers in Brooklyn and other boroughs circle repeatedly looking for a spot, wasting time and fuel. Existing maps and parking apps rarely optimize for the "street parking only, finding a spot now" case.
Solution
Enter your destination, arrival time, and acceptable walking distance, and the tool generates an efficient circling route covering blocks and time windows with higher parking probability. Users can mark "just saw an open spot" or "full" as they go. Start with one borough in one city and expand based on feedback.
Use a hardware security key to seal passwords, photos, and voice notes for family to unlock after you pass
Problem
A developer on HN built Seal: an iOS app that lets users write an encrypted Envelope containing passwords, photos, and voice memos that loved ones open after they're gone. This reflects real anxiety about digital legacy—passwords are scattered, families don't know how to recover accounts, and existing password managers aren't designed for posthumous handoff.
Solution
An offline-first encrypted envelope app: package what you want to pass on, protect it with a hardware key or mnemonic, assign one or more heirs, and set unlock conditions such as multiple heirs present together or combined recovery keys. Include reminders and an optional dead-man's-switch release. The core is a simple, trustworthy encryption flow plus a recipient experience built for non-technical family members.
Help mechanical pencil users log lead usage and breakage causes so they stop wasting leads and rebuying bad models
Problem
An HN writer admitted buying the same mechanical pencil twice because they couldn't believe it was actually bad. They used one cheap pencil for years, and their only real complaint was that lead breaks easily once it sticks out. Most people have zero data about their long-used stationery, so they repeat mistakes and waste lead.
Solution
A lightweight logging tool: pick your pencil model, lead size (0.5 / 0.7), and hardness, then one-tap log every break or refill. The app suggests likely causes (too much lead exposed, high writing angle, pencil-lead mismatch) and shows breakage frequency by combination. It's a pencil journal for stationery nerds, not a general note-taking app.
Turn LaTeX formulas into paste-ready transparent images in one step for papers and slides
Problem
A V2EX user complained that putting LaTeX formulas into PPT, blog covers, or editors that don't support LaTeX means opening an online editor, typing the formula, taking a screenshot, cropping it, and redoing everything if the background or sharpness is wrong. Doing this many times a day is painfully repetitive.
Solution
A pure browser tool that renders LaTeX live and exports PNG / SVG / JPG with transparent backgrounds, multiple resolutions, batch queue, and preset themes—all processed locally with no upload of formula content. Package it as a PWA or browser extension so copying a formula image becomes a single action.
Turn scattered comment threads in big Google Sheets into a trackable, handoff-ready task list
Problem
Someone on HN described collaborating with up to 50 people in a single Google Sheets workbook, with 70+ comment threads spread across multiple tabs. As the sheet owner, they had no way to see which questions were still unanswered or which risks were already resolved. Comments are buried per-cell and per-tab, so handoff becomes nearly impossible.
Solution
Pull every comment thread across all tabs of a workbook via the Google Sheets API (or a manual export), then group them by status—unanswered, resolved, threads I participated in—and let owners assign, tag, and export a handoff checklist. The goal is not real-time collaboration but a clear view of unclosed loops.
Help developers find the real cost and compliance risk between subscriptions and BYOK
Problem
A developer asked whether BYOK or a fixed subscription like Pro Max is cheaper for hobby projects, others discussed whether a Claude subscription can be used with third-party harnesses after confusing official messaging, and a third-party CLI claims prices 95%+ cheaper than direct official access with unclear sourcing and compliance.
Solution
A cost comparison calculator: input your model, estimated token volume, and usage pattern to see monthly costs across official subscriptions, BYOK direct, and various third-party plans, with compliance and terms risk labels. Tracks actual usage and suggests when to switch for savings.