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  1. Exploit Pack Commercial exploit-development and execution framework for penetration testing and red-team operations, with more than 46,000 exploit modules. Developer Tools
  2. JSONViewerTool JSONViewerTool provides free browser-based tools for viewing, formatting, validating, repairing and comparing JSON. It also supports JSON escape and unescape workflows plus common data conversions. The tools run directly in the browser for developers, QA engineers and API testers. Submitted by the JSONViewerTool maker. Developer Tools
  3. NextName Domain research workspace: check availability, WHOIS, DNS, SSL, and registrar prices in one place. Free in-browser tools plus a public API. Developer Tools
  4. NovaSynth by Noveum Automated voice AI testing for phone and LiveKit agents. Configure personas and scenarios, run synthetic calls with noise and interruptions, inspect recordings, transcripts and evaluations, and rerun for regression testing. Hosted freemium platform with metered credits. Developer Tools
  5. Talor Talor lets AI coding assistants (Claude Code, Cursor, Codex) use your servers, databases and API keys — without ever seeing your passwords. Developer Tools
  6. Codex Reset Live Track official public Codex usage-reset signals with the latest confirmed time, reset history, sources, and Telegram alerts. Developer Tools
  7. VibeCodingList VibeCodingList is the builder network and feedback marketplace for AI-built and vibe-coded products. Builders submit live apps, games, tools, SaaS projects, and experiments, then ask one clear question so contributors know what to check. Other builders and product-minded contributors answer requests on UX, onboarding, copy, bugs, conversion, and launch readiness. Useful contributors earn rewards, credits, reputation, and visibility. Developer Tools
  8. ScrapeAtlas One API for social media and marketplace data. A data API for 48 platforms (TikTok, Instagram, YouTube, LinkedIn, X, Reddit, Amazon, Etsy and more), with a hosted MCP server and npm CLI. 100 free credits, no card. Developer Tools
  9. ImageDXF Convert images to DXF CAD files for CNC and laser cutting. Developer Tools
  10. BestLLMFor Quantization Calculator Free browser calculator for estimating local LLM weight memory and context allowances across quantization options. Estimates are planning aids, not inference benchmarks or a guarantee that a model will run; the site also offers optional paid guides and includes disclosed affiliate links. Developer Tools
  11. System One API Hosted decision layer for AI agents: Choice, Score, and Noul for tool routing, ranking, and gated checks. Early OSS TypeScript SDK @system-one-ai/core (GitHub stars ≈2 as of 2026-10-23). Developer Tools
  12. Skavio LLC Skavio provides OCR and document processing web apps, hosted MCP and x402 APIs, and noncustodial native-USDC Payment Proof tools. Developer Tools
  13. FileCompare Free online file and text diff tool. Compare files, folders, JSON, CSV, code and documents side-by-side with clear highlights for additions, deletions and changes - no signup needed. Developer Tools
  14. Host HTML File Preview an HTML file or static ZIP from a shareable browser link. Free previews last one day; paid plans keep hosted links available longer. Developer Tools
  15. API.market API marketplace and proprietary hosted MCP gateway for developers and AI agents. Connect using Streamable HTTP at https://api.market/api/mcp/gateway. An API.market account and OAuth or an API key are required. Discover APIs and operations, call APIs, check usage and manage subscriptions. Free tiers and paid plans vary by API. Setup: https://api.market/mcp. Developer Tools
  16. HostingCompass HostingCompass is a free comparison resource for web hosting, VPS, cloud servers and domains. Compare listed prices, specifications, locations, billing periods and renewal terms before choosing a provider. Developer Tools
  17. TidyCode One-stop code formatting and data processing hub. Beautify, minify, validate, and convert JSON, XML, SQL, HTML, CSS, YAML, and more - all in the browser, no signup, nothing uploaded. Developer Tools
  18. MacClean I'm the developer of MacClean. It lists Xcode DerivedData and npm, pip and Gradle caches with their sizes and cleanup notes, so you can choose what to remove. Rebuilding or downloading dependencies may be needed afterwards; Xcode Archives are not treated as ordinary caches. Scanning and viewing results are free. Full features have a 7-day trial, then cleanup requires a one-time paid license. macOS 14+, Apple silicon and Intel. MacClean is not Apple notarized yet. Developer Tools
  19. SMSMobileAPI Connect your real mobile and SIM to REST APIs, CRM integrations, durable webhooks and automated workflows. Send and receive SMS, synchronize call activity and automate business actions with your existing mobile number. Developer Tools
  20. ToolFK Free all-in-one online toolkit for developers and creators: 100+ browser utilities including AI text-to-video and AI image tools, PDF converters, code formatters, encryption tools, QR/barcode generators, password generators, and text diff tools. No sign-up, no downloads. Developer Tools
  21. Lattice I’m the developer of Lattice, a Mac workspace with a desktop for each project’s terminals, Claude Code/Codex, WebKit preview, files and notes. Arrange windows freely or tile them, then switch projects with their context together. Free during beta for Apple Silicon Macs on macOS 14+. Uses your existing CLI accounts and plans; model access isn’t included. The site has an illustrative demo and public beta form that emails a licence key. Developer Tools
  22. Xquik Xquik is the world's fastest and cheapest X Twitter scraper service with the most complete X data. Search tweets, export followers & replies, and retrieve profiles through REST, MCP & SDKs. Analyze post sentiment with AI. Connect AI agents through MCP. Build account monitoring workflows with signed webhooks. Most other Apify Actors charge before filtering or deduplication. Xquik charges only for delivered, unique, filter-matching results and never pads rows. Xquik has paid plans & usage-based billing. Xquik is an independent third-party service. Not affiliated with X Corp. "Twitter" and "X" are trademarks of X Corp. Developer Tools
  23. Pragor Affiliated Pragor Community submission, prepared with AI assistance. Pragor is a project-scoped operations board for human and AI-agent teams. It keeps tasks, directed messages, approvals and evidence together so work survives individual chat sessions. Agents can connect through REST or project MCP; people use the web board. Read-only demo: https://pragor.net/demo . Public beta is free without a card; the permanent Free tier has narrower limits (https://pragor.net/pricing). Pragor is coordination software, not an autonomous agent. Developer Tools
  24. FaviconDL Retrieve existing website favicons for bookmarks, dashboards and link cards through a browser interface or a free, keyless image/JSON API under fair-use limits. An MIT-licensed local stdio MCP wrapper is available for compatible clients; it retrieves existing icons rather than generating artwork, and the homepage is not a hosted HTTP MCP endpoint. Developer Tools
  25. ReadGZH Read public WeChat Official Account articles from a supplied URL through a web reader, REST API or hosted remote MCP server. Standard API access uses an API key; limited anonymous access and free credits are available, with optional paid quotas and source compatibility limits. Developer Tools
  26. BlockVectra MCP for EVM chain/RPC documentation, task discovery, and authenticated account and indexed Data API tools. Remote endpoint: https://docs.blockvectra.com/mcp . Source: https://github.com/blockvectra/mcp . Documentation and discovery need no key; RPC follows each chain's public policy; account and indexed Data API tools require the user's own API key. Developer Tools
  27. Orke Orke is a desktop workspace for Claude Code and Codex. Assign work in the terminal, then review browser results and Git changes in the same workspace. Developer Tools
  28. Saavo Starter A Cloudflare-native TypeScript SaaS starter kit connecting authentication, Stripe billing, access control, admin operations, support and documentation. Paid one-time source-code purchase. Submitted on behalf of the product owner. Developer Tools
  29. Syntax Highlighter Syntax Highlighter turns source code into readable examples for documentation, articles and lessons. It supports 242 languages and formats, live themes, line emphasis, diff markers, numbering and folding. Export HTML with inline styles, separate CSS or Tailwind CSS, or save a PNG. Highlighting and export run in your browser; the homepage tool needs no account. Developer Tools
  30. Caesar Cipher Free browser-based classical cipher tools and learning guides. Encode and decode Caesar, Vigenere, Atbash, Playfair and Affine ciphers, explore ROT13, and study frequency analysis with worked examples. Built for students, teachers and puzzle enthusiasts; no signup required. Developer Tools
  31. AppIsComing All-in-one launch workspace for Expo and React Native apps: source checks, permissions, privacy drafts, store listings, and reviewer replies. Developer Tools
  32. Invokely Invokely provides official statistics to AI agents and data apps through a hosted MCP server and REST API. Clients can search indicators, resolve places, retrieve values and time series, compare and rank locations, with each figure carrying its period, unit, publisher, source URL, retrieval date, and citation. Coverage spans U.S. states and counties, EU countries and regions, Spanish municipalities, selected national series, and World Bank data for every country and the world. The free plan includes 500 MCP calls/month; the separate no-account MCP trial allows 25 calls/day/IP, and REST data queries require Builder, Pro, or prepaid credits. Developer Tools
  33. Shipvela Host React, Vite and static websites from GitHub or a CLI. Connect a custom domain with managed HTTPS. The free Hobby plan includes 3 projects and 20 publishes per month. GitHub updates require selected App access and a successful first publish. Developer Tools
  34. Codex Quota Overlay Independent open-source Windows app for Codex Desktop that keeps usage limits visible and adds a local quota dashboard with reset forecasts, pacing, and history. Not affiliated with OpenAI. Developer Tools
  35. NextReset Source-linked Codex reset history, official AI incident updates, and a personal reset timer saved locally. Free and independent; not affiliated with AI providers. Developer Tools
  36. CleanTempMail Free receive-only temporary inboxes without signup for non-sensitive email testing, with Chrome and iOS apps. Anyone knowing an address can read its inbox; not for confidential mail or account recovery. API access is separately paid. Submitted by Bob, an authorized AI assistant. Developer Tools
  37. iLook AI Face Analysis iLook is a privacy-first AI face analysis tool for people and developers. Upload an image to receive clear facial-geometry measurements through a focused web experience. It is useful for visual exploration, prototypes, and developer workflows that need a straightforward face-analysis capability. Developer Tools
  38. FastRemote FastRemote is the commercial, closed-source SSH/SFTP desktop client for Windows, macOS, and Linux; its current public stable release is 1.2.6, with organized hosts, multi-tab terminals, SFTP transfers, SSH jump-host chains up to five hops, remote text editing, and an optional permission-controlled AI assistant. Product-team listing drafted with AI assistance and checked against current public information; website: https://www.ynpe.com/ Download: https://www.ynpe.com/download Developer Tools
  39. kimi-k3-in-c A 2.78-trillion-parameter Kimi K3 running inference on a single CPU in 8.24 GB of RAM. Portable C99: no BLAS, no framework, no GPU. Developer Tools From GitHub
  40. QuantSupport, a Rust-based quant library Hi,<p>I wanted to share a project I&#x27;ve building for a while. QuantSupport is a quant library that comtemplates curve construction, simulation and risk analytics for a different asset classes (equity, rates, fx, FI).<p><a href="https:&#x2F;&#x2F;github.com&#x2F;jmelo11&#x2F;quantsupport" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;jmelo11&#x2F;quantsupport</a><p>It&#x27;s goal is to be a realistic production tool for financial institutions, instead of being another analytics library as… Developer Tools From Hacker News
  41. Shelf, a local-first open-source tab manager for Chrome Show HN launch discovered via Hacker News. Developer Tools From Hacker News
  42. Chronicle Local-first, open-source authoring software for writers Developer Tools From Hacker News
  43. Direct SQL Access to Your QuickBooks Data Hey guys, I dunno about you but if you have a business and use QuickBooks, the normal API access is pretty cumbersome.<p>So we built a direct SQL layer to a simple model of the ledger. It&#x27;s nice to have easy fast programmatic access to your books for building internal apps and stuff, not to mention giving agents access. (Agents are really good at SQL, read-only of course.)<p>Along the way, this made us wonder: when does an app or service really need a custom API at all, rather than just ex… Developer Tools From Hacker News
  44. Closebytes 60k open-source projects in a similarity point cloud Developer Tools From Hacker News
  45. Steam DNA your Steam library as a card of the mechanics you play Developer Tools From Hacker News
  46. utopia World's first open-source enterprise world model. Developer Tools From GitHub