Flagsmith gives software engineering teams a self-hosted or fully managed feature flagging platform for controlling releases across web, mobile, and backend systems. Ship code behind a flag, then decide who sees it — by environment, user, or custom segment — without redeploying.
Run Flagsmith however fits your infrastructure: our managed cloud, your own private cloud, or fully on-premise.
What you get:
Progressive rollouts with one-click rollback if something breaks
Live config changes — flip features on or off instantly, no redeploy required
Segment-based A/B and multivariate testing
Project and role-based access control for multi-team organizations
Native integrations with the tools already in your stack
MCP support and a CLI so AI agents and scripts can manage flags directly
Open source at its core, Flagsmith is built for teams that want control over where their configuration data lives.
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MobiPDF (formerly PDF Extra) is an intuitive reader and editor that allows you to read, edit, create, OCR, organize, annotate, fill and sign, convert, and share any PDF. This makes MobiPDF an excellent choice for users seeking a budget-friendly alternative to Adobe Acrobat Pro.
HERE’S WHAT YOU GET WITH MOBIPDF:
Multiple Page View Modes: Enjoy a distraction-free "Read Mode".
Advanced Editing Tools: Experience a Word-like PDF editing environment.
Two-Way Conversions: Convert PDFs to and from Word, Excel, PowerPoint, or image formats.
OCR Support: Make scanned documents searchable.
Markup Tools: Highlight, comment, strikethrough, stamp, and more to enhance your documents.
Effortless PDF Organizer: Reorder, compress, split, and combine PDFs with ease.
Sign & Secure: Add signatures, create and fill forms, and protect your PDFs with passwords, encryption, and digital certificates.
Offline Mode: Work freely on your projects, even offline.
Seamless translation: One-click translate any PDF into 50+ languages.
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Quiver
Quiver is an innovative notebook designed specifically for developers, allowing for seamless integration of text, code, Markdown, and LaTeX all within a single note. Users can edit their code using a powerful code editor, enjoy live previews of their Markdown and LaTeX, and quickly locate any note through comprehensive full-text search capabilities. Each note in Quiver consists of various cells that can contain snippets of text, code, Markdown, LaTeX (utilizing MathJax), or diagrams, such as flowcharts and sequence diagrams, enabling a flexible approach to note-taking. Notably, you can incorporate multiple types of cells within one note and assign different programming languages to various code cells as needed. The notebook is engineered to simplify code editing, featuring the remarkable ACE code editor in its code cells, which supports syntax highlighting for over 120 programming languages, boasts more than 20 themes, and includes automatic indenting and outdenting functionalities. Quiver also allows users to format their Markdown with inline options and apply custom CSS styles, while a live preview window displays the rendered Markdown in real-time as you type. Additionally, Quiver employs MathJax to effectively typeset complex mathematical equations written in LaTeX, enhancing its utility for technical documentation. Overall, Quiver stands out as a versatile tool for programmers who desire an efficient and organized way to manage their notes and code snippets.
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Typora
Typora offers a fluid experience for users, serving effectively as both a writing and reading tool. It eliminates the need for a preview window, mode switcher, or any markdown syntax symbols, thereby cutting out unnecessary distractions. Instead, it features a live preview option that allows you to focus solely on your content. The software also facilitates file management with an easily accessible file tree panel and an article list panel, enabling you to organize your files according to your preferences, including integration with sync services such as Dropbox or iCloud. You can effortlessly view the outline structure of your documents in the outline panel, making navigation throughout the document quick and intuitive, as you can jump to any section with just one click. Additionally, Typora allows you to export your work to PDF complete with bookmarks. You can further enhance your productivity by importing and exporting various other formats, such as docx, OpenOffice, LaTeX, MediaWiki, and Epub. To top it off, you can track your document’s length in terms of words, characters, lines, or estimated reading time, providing you with valuable insights into your writing. This comprehensive functionality makes Typora a powerful tool for anyone involved in writing or content creation.
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