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Published directory entries matching your search.
FailSafe builds autonomous penetration testing and continuous offensive security systems for applications, APIs, cloud infrastructure, and AI. Its SWARM platform deploys threat-model-driven AI agents that discover, chain, and exploit vulnerabilities, with findings mapped to MITRE ATT&CK, OWASP, and NIST CSF.
Fancy Text Decorator converts plain text into styled Unicode fonts. The site lists 63 text generators, including Aesthetic, Bold, Cursive, Fraktur and Vaporwave styles, for use on social media platforms. A free API transforms text, requires no registration and allows 100 requests per hour.
Fiber is a Python-based distributed computing library for modern computer clusters. It provides the same API as Python's standard multiprocessing library, uses Nanomsg for communication, and allows dynamic allocation of CPU, memory, and GPU resources. Installation uses pip install fiber.
XBackBone is a self-hosted, lightweight file and media sharing platform. It supports uploads of images, video, audio, PDFs, code and arbitrary files, shared through short links, with public or private visibility, optional passwords and automatic expiry. A versioned REST API handles programmatic uploads and deletion, and one-click setup is offered for capture tools such as ShareX.
FileKeeper is a file hosting and sharing platform for uploading, storing and sharing files. Documentation lists anonymous uploads and link sharing, while registered accounts add a file management dashboard. A features page describes secure sharing, team workspaces, a developer API, storage analytics and desktop sync. The homepage states that uploads are disabled for the current user type and that access is restricted.
FileQ is a free file upload service supporting large files up to 110GB. It offers file management, an API and remote URL uploads, and downloads with resume support. Uploaded files are deleted after three days unless the user signs up to store them longer.
Filestash, formerly Nuage, is a self-hosted web client for data storage. It connects to backends including S3, SFTP, FTP, WebDAV, SMB, NFS, Dropbox, Google Drive and Git repositories. The project describes itself as an open source platform for file sharing, document management, MFT and archiving, with a unified API and gateways that expose data over protocols such as SFTP, S3, WebDAV, FTP and MCP.
Filester is a file hosting service that allows uploads without an account, with files of up to 10 GB per upload. It also offers free accounts for organizing files into folders and managing them later. A REST API supports uploads, folder management and account access. Files are deleted after 45 days without views or downloads.
Documentation - Financial Data API.
Firecrawl is a web data API designed for AI agents. It allows searching and scraping web content, returning data in formats such as JSON and Markdown. The service also provides access to Alexandria’s providers and specialized indexes. Firecrawl is open source, used by over 150,000 companies, and announced a $75 million Series B funding round.
Firefly III is a free and open source personal finance manager. It offers full transaction management with a double-entry bookkeeping system, a Data Importer for bringing in data, an advanced rule engine, and budgeting with categories and tags. It also provides reports and a JSON REST API.
Fireload is a cloud storage service for storing files in one place and accessing them from anywhere. It offers sharing links with options such as passwords and expiration dates, plus an API in beta for uploading, managing and downloading files from other applications.
Fish Audio provides AI text-to-speech and voice cloning with emotion control and multilingual support. It offers TTS, speech-to-text, voice agents, and developer APIs with Python and TypeScript SDKs. The site lists a free tier with 8,000 monthly credits and paid Plus, Pro, and Max plans.
Ultravox is a real-time voice AI infrastructure layer for building voice agents. It trains a speech-native model and manages its own inference and infrastructure stack. The site offers developer-friendly APIs and agentic-ready primitives intended for natural, conversational voice agents. Ultravox has been acquired by Inworld. Pricing lists pay-as-you-go at $0 per month with the first 30 minutes free and $0.05 per minute after that.
Apache Flink is a distributed data processing engine for stateful computations over data streams. It offers exactly-once state consistency, event-time processing, layered APIs including SQL on stream and batch data, and flexible deployment with savepoints. Its stated use cases include event-driven applications, stream and batch analytics, and data pipelines and ETL.
FlowiseAI is an open source generative AI development platform for visually building AI agents and LLM orchestration systems. It offers features including multi-agent workflow orchestration, chat assistants with retrieval-augmented generation support, human-in-the-loop task review, execution tracing, and APIs, SDKs and embedded chat options for integration. The project notes it is being sunset.
Fluent Reader is an open-source desktop RSS reader. It aggregates news sources and can sync with Inoreader, Feedbin, or services compatible with Fever or Google Reader API, or import sources from an OPML file for local reading. Sources can be organized into groups, and full data backups allow moving between computers.
Flyflow is a GitHub organization with public repositories including an OpenAPI specification for the Flyflow API, a service framework, a Python library, and demo applications and notebooks. The organization page lists no public members.
Focsec is an API for detecting VPNs, proxies, TOR and bot traffic. It provides IP check data for protecting applications, identifying suspicious logins, detecting fraudulent signups and stopping scrapers and crawlers. Plans are billed monthly, and a free 14 day trial is offered.
FOLIO is an open source library services platform built by a collaboration of libraries, developers and vendors. It provides functionality for circulation, acquisitions, cataloging and e-resources management, along with inventory, vendor, budget, and user management. The platform is API driven and extensible, with features released through regular named releases.
Foqos is a free, open-source iPhone app blocker. It uses NFC tags, QR codes, flexible timers and smart breaks to physically block distracting apps and websites via Apple Screen Time APIs. No account, ads, subscription or tracking is required, and focus data stays on the iPhone.
For the Badge creates custom SVG badges for projects. It offers a visual generator for badge design and a REST API that returns badges via query parameters. The project is open source, and badges can be exported as SVG or copied as markdown for use in READMEs.
Forefront is described as a platform to fine-tune and inference open-source language models. The site mentions building with open-source AI, fine-tuning models on data, and running inference through serverless API endpoints. It also describes storing training, validation and evaluation data in ready-to-fine-tune datasets. Pricing lists a free tier and a team plan at $99 per month, each including $20 in free credits.
The Obsidian Forum is a place for Obsidian users to discuss Obsidian and knowledge management. Its categories cover help, bug reports, feature requests, knowledge management, and sharing plugins, themes and CSS snippets, along with developer sections for plugins, API and theme design.
