SubHarbor is a tool that helps subreddit moderators create backup landing pages with links to alternative platforms, so communities remain reachable if a subreddit is removed or faces API disruptions. Moderators sign in with Reddit and add links to services such as Discord and Lemmy. SubHarbor also offers a public JSON API for fetching a subreddit's links.
Directory
Search results
Published directory entries matching your search.
SubSource offers downloadable subtitles for movies, TV shows and series in multiple languages. The site lists popular titles and recent subtitles, and provides a REST API with endpoints for movies, subtitles and users. API keys are created from the account dashboard, and rate limits apply to free and Pro keys.
SVGFast converts PNG and JPG images into SVG vectors. It offers unlimited conversions without sign-up and free API access during the beta after signing in with Google or GitHub. The API returns optimized SVG from the same engine, with keys sent in an authentication header.
The Mainnet Thai Blockchain Services Infrastructure Explorer is a BlockScout-based block explorer for the Mainnet network. It displays blocks, transactions, a gas tracker, daily transactions, average block time, total transactions, total blocks and wallet addresses. It provides API endpoints for developers transitioning applications from Etherscan to BlockScout, including account, token, block, contract and transaction modules, plus ETH RPC API methods.
TextGen is an open-source desktop app for local LLMs, with text, vision, tool-calling and web search, plus a UI and API. It supports multiple backends including llama.cpp, Transformers, ExLlamaV3 and TensorRT-LLM, and an OpenAI/Anthropic-compatible API. It also offers LoRA training and image generation. Portable builds are provided for Linux, Windows and macOS.
TextRazor is a natural language processing API that extracts meaning from text. It performs entity extraction, disambiguation and linking, keyphrase extraction, and automatic topic tagging and classification across 19 languages. It classifies content to the IAB Content and IPTC Media Topic taxonomies and analyzes relations and typed dependencies. Official client SDKs exist in Python, Java and PHP, with a REST API for other languages.
Threat Radar is a real-time cyber threat intelligence radar showing vulnerabilities, malware, and global cyber threats, vulnerabilities, and attack patterns. It offers a live threat feed, geographic threat distribution, a threat timeline, and a REST API for access to threat intelligence data. A free account provides 30 API requests per hour.
High-performance asynchronous Douyin(抖音) TikTok Xiaohongshu(小红书) Kuaishou(快手) Weibo(微博) Instagram YouTube(油管) Twitter(X) Captcha Solver(验证码解决器) Temp Mail(临时邮箱) API(接口).
The Unofficial TikTok API Wrapper In Python
Tokyo Toshokan is a BitTorrent library for Japanese media. Its site offers torrent browsing and submission, registration, search, and RSS feeds. Search supports filenames in multi-file torrents, info hash, and boolean NOT queries. A separate documentation site covers an IRC API, submitting entries, a submit API, and outbound IPs.
The Transport for NSW Open Data Hub provides a data catalogue for browsing, exploring and downloading datasets, connecting to APIs, and finding insights and interactive maps. It also offers geospatial files and interactive maps, interactive visualisations, and developer resources for accessing APIs and using real-time data. A further section covers innovation challenges and data partnerships.
Open source email verification service for checking syntax, MX records, and deliverability through an API.
tuifi is a terminal-based music player built on the TIDAL API and HiFi API. It offers playback and queue control, search and library browsing, playlists, and caching tracks locally for offline listening. The project targets TIDAL subscribers who self-host their own HiFi instance and prefer a keyboard-driven terminal workflow.
Unshorten.It! is a web service that expands shortened URLs, showing the destination URL, description, safety ratings, screenshots and blacklist checks. Its API is no longer supported and new API key registrations are not accepted; it continues to operate for current users, who are advised to migrate away.
URL Shorteners Search, hosted at shorteners.grayhatwarfare.com, is a search tool for indexed shortened URLs. It indexes 1.1 billion URLs from 3.6 billion domains, with updates as recent as 06 November 2025. The service provides a public API for searching, fetching, filtering, and sorting shortener URLs and domains, with free registered and premium user tiers. A scrolling API for bulk result fetching is available to Enterprise package users.
Useful Forks is a web-based tool that helps users find useful forks of GitHub projects. It uses the GitHub API to retrieve repository metadata. Users can provide a personal GitHub Access Token stored in local browser storage to increase the API rate limit by nearly 5000 calls per hour. The tool allows configuration of the relative repository for commit diff calculations, with the default set to parent, and supports exporting scan results as CSV files.
UUID Tools is an open-source, free online tool and API for generating UUIDs and GUIDs on the fly, including version-1, version-3, version-4 and version-5. The API requires no authentication, allows up to 100 UUIDs per request and is limited to 60 requests per minute per IP address. It also offers a UUID decoder and bulk generator.
VaporLens summarizes Steam game reviews into pros, cons, performance notes and player sentiment to help players judge whether a game is worth buying. It offers a public API endpoint that returns summarized review analysis for a Steam app, and documents license conditions for that API.
Blockchain explorer for VirBiCoin providing real-time transaction data, block information, address tracking and token analytics, plus a gas tracker and blockchain search. REST API documentation covers blocks, transactions, addresses, tokens, contracts and statistics endpoints, including an Etherscan-compatible API for contract verification used with Hardhat and Foundry.
Vosk is an offline speech recognition API hosted in the alphacep/vosk-api GitHub repository. It is compatible with Android, iOS, Raspberry Pi, and server environments, and provides SDKs for Python, Java, C#, and Node.
A WebAIM tool for checking foreground and background color contrast in RGB hexadecimal format or with a color picker. It reports a contrast ratio and WCAG AA and AAA pass/fail states for normal text, large text, graphical objects and user interface components. It also functions as a basic API when &api is appended to a permalink.
A transcription API built on OpenAI Whisper that converts audio and video files to text. It supports file uploads and remote URLs, multiple output formats, and model size selection for speed versus accuracy. A no-code dashboard offers drag-and-drop transcription. Pricing is pay-as-you-go with credit bundles, and files auto-delete after 24 hours.
A site for finding recently played songs, playlists and station history across SiriusXM, with searching tracks and browsing channels and options to listen on Spotify, Apple Music and YouTube. It also offers API documentation and plans: public endpoints are free, and an API key unlocks authenticated endpoints such as search and reports.
You.com provides web search APIs designed for AI and agentic applications. The APIs support web search, clean content extraction, and generation of grounded answers for large language models and AI agents, with custom query limits and free trial credits available.