Free Software
GorillaPDF
GorillaPDF is a set of free web-based tools for converting files to the PDF format. The set consist of Text to PDF, JPG to PDF, PNG to PDF, WORD to PDF, Excel to PDF, PowerPoint to PDF, ODS to PDF, ODP to PDF and Encrypt PDF tools.
Filmulator
Filmulator is a free and open-source raw photo editor based on the process of developing film. The raw photo editing application with library management focus on providing simplicity over flexibility with an aim for ease of learning with a streamlined workflow. Filmulator accepts raw files from cameras and simulates the development of film as if exposed to the same light as the camera's sensor.
Next.js
Next.js is a free an open-source JavaScript framework for building production grade React web applications that scale. World's leading companies use the framework to buil both static and dynamic websites and web applications.
CleanShot X
The ultimate screen capturing app for macOS. CleanShot X features a rich toolkit that can be used to capture your screen without desktop icons, record and trim video, annotate, save screenshots to our cloud, and much more.
Pyramid
Pyramid is a web framework written in Python that makes it easy to write applications for the web. With Pyramid, you can start small and finish big. Pyramid offers many features suited for writing both simple and complex software, while providing clear structure as your application grows. Since 1995, the Pyramid team has stayed devoted to professional craftmenship with a deep commitment to quality, which is seen throughout the Pyramid framework and the developer experience and workflow it provide for developers. Pyramid is released free and open-source under the Zope Public License (ZPL) Version 2.1.
Tornado
A free and open-source web framework and asynchronous networking library written in Python. Tornado was originally developed at FriendFeed, and is using a non-blocking network I/O that can be used to scale applications to tens of thousands of concurrent connection. Tornado is a great framework for applications that require long-lived connections between users, and for WebSockets or long polling.
Calendso
Calendso is a free and open source self-hosted Calendly alternative. Calendso is white-label by design and can be hosted on-premise or can be hosted and managed by Calendso for a monthly charge. The calendar software is built to be API-driven and ready to be deployed on your own domain and does not add hurdles to the self-hosting process to favor the managed solution. Calendso provides modern features and comes with integrations for popular third-party services like Salesforce, Zapier, HubSpot and many more. While also allow you and your company to build custom integrations for any platform out there, and integrate seamlessly with your existing workflow.
Elasticsearch
Elasticsearch is an open-source, highly scalable search and analytics engine written in Java. The engine is built ontop of Apache Lucene Library and has an advanced distributed model and consistent API interface. Elasticsearch allows you to store, search, and analyze huge volumes of data quickly and in near real-time with answers provided in milliseconds. Making it perfect for building full text search, analytics store, auto completer, spell checker, and alerting engines.
Apple Numbers
With Numbers, you can create beautiful spreadsheets that include impressive tables and images. Apple Numbers is a real-time collaboration spreadsheet that can be used to work solo or together with your team in one unified experience. Apple Numbers supports the Apple Pencil and can be used on your Mac, iPad, iPhone or Windows PC.