Programming
Software development: programming languages, coding, libraries and frameworks, software engineering and architecture, source control, developer tools, databases, and infrastructure.
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JSON API jsonapi.org
A standard for building APIs.
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Tolgee tolgee.io
Developer & translator friendly web-based localization platform. (Apache License 2.0)
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BitDive bitdive.io
Zero-code API testing platform for Java/Kotlin. Captures deep runtime context (HTTP, SQL, methods), auto-generates mocks from real traffic, and enables Live Context Replay for E2E testing and debugging.
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draw.io draw.io
A free online diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams.
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OpenGameArt opengameart.org
a media repository intended for use with free software game projects.
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Freesound freesound.org
collaborative database of Creative Commons Licensed sounds.
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Mathematica wolfram.com
Paid technical-computing system for symbolic and numerical mathematics, visualization, programming, and data analysis.
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Prometheus prometheus.io
a time series database and service monitoring system.
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RethinkDB rethinkdb.com
The open-source database for the realtime web.
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Crate.IO crate.io
Scalable SQL database with the NOSQL goodies.
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SonarQube Server sonarqube.org
SonarQube empowers development teams with a code quality and security solution that deeply integrates into your enterprise environment; enabling you to deploy clean code consistently and reliably. SonarQube provides a free and open source Community Build.
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LGTM lgtm.com
copyright: — Find security vulnerabilities, variants, and critical code quality issues using CodeQL queries over source code. Automatic PR code review; free for open source. Formerly semmle. It supports public Git repositories hosted on Bitbucket Cloud, GitHub.com, GitLab.com.
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Ghidra ghidra-sre.org
A software reverse engineering (SRE) suite of tools developed by NSA's Research Directorate in support of the Cybersecurity mission
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gephi gephi.org
Leading visualization and exploration software for all kinds of graphs and networks.
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Storm storm.apache.org
A free and open source distributed realtime computation system.
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Strapi strapi.io
🐙 - Strapi is the Headless CMS developers love.
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Babylon.js babylonjs.com
Complete JavaScript framework for building 3D games with HTML5, WebGL and Web Audio.
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SageMath sagemath.org
Free mathematics software combining computer algebra, numerical computation, geometry, statistics, and visualization through Python.
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Laracasts laracasts.com
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Cinder libcinder.org
A community-developed, free and open source library for professional-quality creative coding. [BSD]
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Datomic datomic.com
The fully transactional, cloud-ready, distributed database.
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Gogs gogs.io
A Self Hosted Git Service in the Go Programming Language.
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SciPy scipy.org
Fundamental algorithms for scientific computing in Python
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Eloquent JavaScript eloquentjavascript.net
Modern JavaScript programming, with examples.
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Phaser phaser.io
Open source HTML5 2D game framework for Canvas and WebGL, supports mobile web browsers.
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mitmproxy mitmproxy.org
Interactive intercepting HTTP proxy for penetration testers and software developers.
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Cursor cursor.com
AI code editor with autocomplete, chat, and coding agent features.
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Bitwarden bitwarden.com
Open source password management tool for Mac OS, iOS and browsers.
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Sentry sentry.io
Sentry provides self-hosted and cloud-based error monitoring that helps all software teams discover, triage, and prioritize errors in real-time.
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parquet parquet.apache.org
Columnar storage format that uses the record shredding and assembly algorithm described in the Dremel paper.
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Leaflet leafletjs.com
Open-source JavaScript library for mobile-friendly interactive maps. Plugins available to extend functionality (e.g., storymaps, heatmaps, animation). Additional Information: Quickstart Guide.
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mStream mstream.io
Suite of software for syncing and streaming music across multiple devices. (GNU GPLv3)
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Home Assistant home-assistant.io
Home Automation system with native MQTT support, and the world's largest non-commercial Open Source project.
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Graphweaver graphweaver.com
Turn multiple datasources into a single GraphQL API.
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bitbuckets bitbucket.org
Git and Mercurial repository hosting.
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Review Board reviewboard.org
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TestGrid testgrid.io
Perform End to End test automation be it cross browser testing, mobile app testing, performance testing or API testing on cloud or on-premise.
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PostHog posthog.com
Open-source product analytics to track users, events, funnels and trends. Alternative to Mixpanel/Amplitude/Heap. Also includes session recording (alternative to HotJar) and feature flag/experimentation tools (alternative to Optimizely).(Source Code) MIT Python
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Beeceptor beeceptor.com
Easy to use no-code mock servers for service virtualization. Rest, SOAP, GraphQL supported. Create an API mock server from OpenAPI Specification or Postman collection.
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GlobaLeaks globaleaks.org
A free, open-source software enabling anyone to easily set up and maintain a secure whistleblowing platform.
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Rekall rekall-forensic.com
Open source tool (and library) for the extraction of digital artifacts from volatile memory (RAM) samples.
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Exploit database exploit-db.com
An ultimate archive of exploits and vulnerable software
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Suricata suricata-ids.org
Suricata is a high performance Network IDS, IPS and Network Security Monitoring engine. Open Source and owned by a community run non-profit foundation, the Open Information Security Foundation (OISF). Suricata is developed by the OISF and its supporting vendors.
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Snort snort.org
Snort is a free and open source network intrusion prevention system (NIPS) and network intrusion detection system (NIDS)created by Martin Roesch in 1998. Snort is now developed by Sourcefire, of which Roesch is the founder and CTO. In 2009, Snort entered InfoWorld's Open Source…
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OPNsense opnsense.org
is an open source, easy-to-use and easy-to-build FreeBSD based firewall and routing platform. OPNsense includes most of the features available in expensive commercial firewalls, and more in many cases. It brings the rich feature set of commercial offerings with the benefits of…
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OpenVPN openvpn.net
OpenVPN is an open source software application that implements virtual private network (VPN) techniques for creating secure point-to-point or site-to-site connections in routed or bridged configurations and remote access facilities. It uses a custom security protocol that…
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Iconfinder iconfinder.com
Iconfinder provides beautiful icons to millions of designers and developers. Most icons are available under attribution. See individual licenses for more details.
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Google Fonts fonts.google.com
Interactive directory of free hosted application programming interfaces for web fonts.
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Chartbrew chartbrew.com
Create live dashboards, charts, and client reports from multiple databases and services.
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pass passwordstore.org
Manage passwords from the command line with GPG encryption and optional git integration.
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