Filestash

Universal web file manager for any storage backend

Firecamp

Developer-first multi-protocol API platform with VSCode-inspired experience

Firecrawl

Turn any website into clean, LLM‑ready data instantly

Fission

Kubernetes-native serverless platform for fast, language-agnostic functions

Fizzy

Self-hosted Kanban board for issues and ideas

Flagger

Progressive delivery automation for Kubernetes with canary deployments

Flagr

Deliver targeted experiences with feature flags and A/B testing

Flagsmith

Open-Source Feature Flagging and Remote Config Platform

FLAML

Fast, lightweight AutoML and hyperparameter tuning for Python

Flarum

Delightfully simple discussion platform for modern communities

Flexprice

Usage-based metering and billing infrastructure for developers

FlexSearch

Blazing-fast full-text search for browsers and Node.js

Flipper

Beautiful, performant feature flags for Ruby and Rails

Flipt

Git-native feature management platform for modern development teams

Floccus

Sync your bookmarks privately across browsers and devices

Flowise

Build and deploy AI agents visually with low-code workflows

Flox

Portable developer environments with reproducible package management

Fluvio

Composable distributed data streaming engine written in Rust

Flux

Kubernetes-native continuous delivery platform powered by GitOps Toolkit

Fn

Run any Dockerized function anywhere with event-driven simplicity

Foam

Personal knowledge management in VS Code with wikilinks

Focalboard

Open-source project management alternative to Trello and Notion

Formance

Modular developer platform for complex financial transaction flows

Formbricks

Open Source Survey Platform for User Feedback Collection