Search once across OSI-approved open source, source-available projects, and proprietary products.
Self-hosted GPS tracking with live maps, geofence alerts, and trip reports
Traccar is a self-hosted GPS tracking platform that follows vehicles, assets, and phones in real time with live maps, geofence alerts, and trip reports.
Open-source browser API for AI agents and apps
Steel is an open-source browser API for AI agents and apps, with managed cloud sessions or a self-hosted Docker image.
Open-source uptime monitoring, incident response, and status pages in one platform
OneUptime is an open-source monitoring and incident platform with uptime checks, on-call alerting, status pages, and correlated logs, metrics, and traces, self-hosted or as a managed cloud.
Terminal AI coding harness with ZSH prompts and per-task model choice
Forgecode is a terminal-native AI coding harness that reads, edits, and runs code from ZSH with muse, forge, and sage agents.
Open-source OpenTelemetry instrumentation for LLM applications
OpenLLMetry is an open-source observability library that instruments LLM applications with OpenTelemetry traces covering model calls, tool use, and retrieval steps.
Serverless link shortener with analytics, running on Cloudflare
Sink is a self-hosted link shortener that runs entirely on Cloudflare Workers, with custom slugs, visit analytics, and link controls.
Open source visual regression testing for responsive web UI
BackstopJS is an open source visual regression tester that captures page screenshots across viewports and diffs them against approved baselines.
Decentralized photo-sharing network that federates over ActivityPub
Pixelfed is a self-hosted photo-sharing network that federates with Mastodon and other ActivityPub software, with chronological feeds and no ads.
Open-source visual builder for websites and apps on your stack
Plasmic is an open-source visual builder for designing websites and apps directly on an existing React codebase, with drag-and-drop editing and headless CMS delivery.
Free, open-source e-signature platform
OpenSign is a free, open-source e-signature platform and DocuSign alternative with unlimited free-plan signatures, self-hosting, and a managed cloud.
Disk cleaner that frees space and shreds leftover traces
BleachBit clears unneeded files from a Windows or Linux machine and wipes the traces left behind by browsers, installers, and everyday applications. One run covers cache, logs, temporary files, and cookies across thousands of supported programs.
Open-source BI framework for data apps in SQL and Markdown
Evidence is an open-source BI framework for building reports, dashboards, and data apps with SQL and Markdown on SQL warehouses.
Self-hosted online editors for documents, spreadsheets, and presentations.
ONLYOFFICE Docs is a self-hosted online office suite for editing text documents, spreadsheets, presentations, and PDF forms in a browser.
Open-source usage-based billing with metering, credits, and invoicing
Flexprice is an open-source billing platform for usage-based, credit-based, and hybrid pricing, with real-time metering and automated invoicing.
Open-source user infrastructure for auth, payments, emails, and analytics
Hexclave is an open-source user-infrastructure platform for authentication, teams, payments, emails, and analytics, available as managed cloud or free self-hosting.
Low-code backend with a spreadsheet UI on your Firestore data
Rowy is an open source low-code backend that manages Firestore data in a spreadsheet UI and builds cloud-function workflows in JavaScript or TypeScript in the browser.
Open-source API client and HTTP interceptor for testing APIs
Requestly is an open-source API client and HTTP interceptor that modifies network requests, mocks APIs, and runs collections with a one-click import from Postman.
Open-source crypto trading bot with automated strategies
OctoBot is an open-source crypto trading bot that automates TradingView, AI and technical strategies across spot and futures markets, self-hosted or in the cloud.
Open-source observability database for metrics, logs, and traces
GreptimeDB is an open-source observability database that stores metrics, logs, and traces in one columnar engine backed by object storage.
End-to-end encrypted notes on every device
Standard Notes is a free, open-source note-taking app that protects notes and files with audited end-to-end encryption and syncs them across unlimited devices.
Free open-source video editor for Linux, Mac, and Windows
OpenShot is a free open-source video editor from OpenShot Studios for simple timeline edits with effects, titles, and color tools on Linux, Mac, and Windows.
Open source feature flags and remote configuration
Flagsmith is an open source feature flag and remote configuration service with SDKs for web, mobile, and server platforms.
Open-source ELT platform that syncs cloud infrastructure into SQL databases
CloudQuery is an open-source ELT platform that syncs cloud infrastructure and SaaS data into PostgreSQL, BigQuery, and other SQL destinations.
The proprietary products most often replaced by something in this directory.
Notion
Notion Labs
Documents, databases, and project tracking in one workspace
13 open source alternatives
Google Analytics
Web and product analytics tied to Google's ad stack
12 open source alternatives
Datadog
Datadog
Infrastructure monitoring, logs, and tracing in one platform
10 open source alternatives
Dropbox
Dropbox
File sync and sharing across devices and teams
10 open source alternatives
Slack
Salesforce
Channel based team messaging with a large integration ecosystem
10 open source alternatives
Auth0
Okta
Hosted identity covering login, SSO, and multi-factor
9 open source alternatives
Where the directory is growing fastest this month.
Running and talking to language models, on your own hardware or someone else's.
32 products+14.2%
Frameworks and runtimes for building, orchestrating, and supervising autonomous agents.
73 products+12.4%
Assistants that read a codebase and carry out engineering work from natural language instructions.
26 products+11%
Utilities that sit in the daily loop of writing, testing, and shipping software.
292 products+7.2%
Tools that connect applications and run multi step processes without manual work.
57 products+6.4%
Metrics, logs, traces, and error reporting for systems in production.
60 products+6.1%
774 results