LightBulb
LightBulb is an open-source note taking and knowledge management software. It allows users to easily capture ideas, organize notes, manage tasks, set reminders, and more. Key features include hierarchical note organization, tagging, cross-linking between notes, attachment support
LightBulb: Open-Source Note Taking and Knowledge Management Software
LightBulb is an open-source note taking and knowledge management software. It allows users to easily capture ideas, organize notes, manage tasks, set reminders, and more. Key features include hierarchical note organization, tagging, cross-linking between notes, attachment support, search and navigation, privacy controls, and customizability.
What is LightBulb?
LightBulb is an open-source knowledge management and personal knowledge base software application. It allows users to easily capture ideas, thoughts, notes, web clips, images, files, and more in a simple tree-based organization system.
Key features of LightBulb include:
- Hierarchical organization of notes for easy structuring of information
- Full-text search to quickly find notes
- Visual graph view to see connections between notes
- Tagging of notes for alternative organization and retrieval
- Rich text notes with support for formatting, checklists, code blocks, etc.
- Web clipper for saving web pages or snippets into LightBulb
- Attachment support to link files to notes
- Cross-linking between notes to capture relationships
- Reminders and tasks to help track to-dos
- Access controls to share selective notes or lock private content
- Custom themes and workflows to personalize for any use case
LightBulb helps individuals and teams organize information, promote creativity by capturing ideas, improve productivity through task/time management, and collaborate securely on notes. Its uses span from note taking, journaling, documentation, and more.
LightBulb Features
Features
- Hierarchical note organization
- Tagging
- Cross-linking between notes
- Attachment support
- Search and navigation
- Privacy controls
- Customizability
Pricing
- Open Source
Pros
Open source and free
Great for capturing ideas and organizing notes
Powerful features for knowledge management
Highly customizable
Cons
Can have a steep learning curve
Mobile app lacks some desktop features
Formatting options are limited compared to word processors
Official Links
Reviews & Ratings
Login to ReviewThe Best LightBulb Alternatives
View all LightBulb alternatives with detailed comparison →
Top Office & Productivity and Note Taking and other similar apps like LightBulb
Here are some alternatives to LightBulb:
Suggest an alternative ❐
F.lux
f.lux is a popular, free software program that adaptively changes the color temperature of computer displays based on the time of day. It was developed to reduce disruptions to the body's circadian rhythms that can be caused by exposure to bright, blue-toned light from screens at night.During the day, f.lux...
Redshift
Amazon Redshift is a fully managed, petabyte-scale data warehouse service in the cloud. Redshift provides an easy way to efficiently analyze all your data using your existing business intelligence tools. It's optimized for datasets ranging from hundreds of gigabytes to a petabyte or more and costs less than $1,000 per...
Blue Light Filter for Eye Care
Blue Light Filter for Eye Care is an application designed to adjust the colors displayed on your digital screens to warmer and less harsh tones. By limiting the amount of blue light emitted, this app aims to prevent eye strain, reduce headaches, and improve sleep quality.Blue light, which has a...
Night Shift: Blue Light Filter
Night Shift is an app developed by Apple that adjusts the colors of your screen to reduce exposure to blue light. It makes the screen colors warmer, shifting from cool blues to warmer yellows and oranges. This helps prevent eye strain as well as sleep issues that can be caused...
Twilight
Twilight is a free and open source software application developed for Linux and Android that adapts your screen based on the time of day to reduce eye strain. It works by making the color temperature of your display adapt to the time, reducing the amount of blue light emitted by...
Screen Filter
Screen Filter is a free, open source application available for Windows, macOS, and Linux that helps adjust a computer screen to make it more comfortable to look at. It works by overlaying the screen with a colored filter that can lower brightness levels and filter out blue light wavelengths that...
Shady
Shady is an open-source, cross-platform photo and video editing application. It provides a wide range of features for basic and amateur editing needs, including:Cropping and resizing photosRotating and flipping imagesAdjusting color balance, exposure, contrast and other parametersApplying filters and effects like black and white, vintage, HDR etc.Drawing, adding text and...
CareUEyes
CareUEyes is a HIPAA-compliant, cloud-based digital health platform designed to enable remote patient monitoring, chronic disease management, and better patient engagement. It provides a comprehensive suite of telehealth tools to help healthcare organizations deliver efficient and effective virtual care.Key features of CareUEyes include:Remote monitoring of vital signs and other health...
Blueshift
Blueshift is a customer data platform (CDP) that helps companies collect customer data from various sources, create unified customer profiles, and use that data to power personalized marketing campaigns across channels. Here are some key capabilities of Blueshift:Unified customer profiles - Blueshift builds a single view of each customer by...
PangoBright
PangoBright is a feature-rich diagramming and vector graphics software used for creating a wide variety of visual graphics. With an easy-to-use interface and powerful editing tools, PangoBright enables users to craft high-quality diagrams like flowcharts, organizational charts, mind maps, wireframes, and more.Some key features of PangoBright include:Intuitive drag-and-drop interface to...
DimScreen
DimScreen is a lightweight, open source program that gives users more control over how dim they can make their display, for increased eye comfort when working in darker environments. It allows adjusting brightness lower than what is normally allowed by default system settings.By dimming the screen further, DimScreen helps reduce...
Nocturne
Nocturne is an open source digital audio workstation (DAW) and MIDI sequencer created specifically for the Linux operating system. It allows users to record, edit, and mix both digital audio and MIDI data. Nocturne features a simple and intuitive graphical user interface that aims to provide a user-friendly experience for...
Night Screen
Night Screen is a free and open source software application designed to adjust the color temperature of your computer screen at night to make it easier on your eyes. It works by removing blue light emissions from the screen, which can disrupt natural sleep cycles if viewed before bed.As an...
SunsetScreen
SunsetScreen is a free and open source software application that adapts the color temperature of your computer display according to the time of day, to match natural sunlight. It slowly adjusts the display from a cool blue light in the morning, to a bright white light at noon, to a...
Windows Night Light
Windows Night Light is a built-in feature in Windows 10 that tints your entire computer screen amber. It makes the colors warmer, which reduces the blue light emitted from your screen. This helps prevent eye strain when you're using your computer at night in low-light conditions.Here's how Windows Night Light...
Dimmer
Dimmer is a free and open-source application for Windows that gives you extensive control over the brightness levels of your computer monitors and screens. It allows you to manually set brightness, create presets for different lighting conditions, set schedules to automatically adjust brightness at certain times of day, and more.Some...
Eye Saver
Eye Saver is a software designed to help reduce digital eye strain from prolonged computer and device use. It works by automatically adjusting the color temperature and brightness of your screen to match natural lighting throughout the day.During the daytime, Eye Saver sets your screen to have a cool, blue...
Iris mini
Iris mini is a free, open-source note-taking and knowledge management application with a focus on simplicity and ease of use. Developed by Daniel Spencer, Iris mini is designed for quickly capturing thoughts, notes, todos, and more while staying organized.Some key features of Iris mini include:Quick note entry and editing with...
Gammy
Gammy is a flexible and powerful game development engine and editor that enables users of all skill levels to create impressive 2D and 3D video games with no coding required. At its core, Gammy provides an intuitive drag-and-drop interface to build vibrant game worlds, add advanced logic and behaviors, and...
Screen Shader
Screen Shader is software that applies an adjustable transparent color overlay or tint to your computer screen. It works by placing a fullscreen window above all other windows that applies a colored filter across your entire display. This allows you to customize the color temperature and brightness of your screen...
MyPoint Shade
myPoint Shade is a cloud-based design collaboration software that aims to streamline the design review and feedback process for teams. Some key features of myPoint Shade include:Real-time design collaboration - Designers can upload design files to myPoint Shade from applications like Sketch, Figma, Adobe XD, etc. Stakeholders can view the...
GoodNight
GoodNight is a free, open-source software application available for Windows, Mac, and Linux operating systems. It aims to help people improve their quality of sleep through various features designed to promote healthy sleep habits.One of the main features of GoodNight is its blue light filter that automatically adjusts your screen's...
IBrightness Tray
iBrightness Tray is a lightweight, open source software application for Windows that gives you quick access to screen brightness controls right from the system tray.With iBrightness Tray installed, you can easily adjust your screen's brightness by simply clicking on the app's icon in the system tray and moving the brightness...
Lux Lite
Lux Lite is a free, open source vector graphics editor for Windows, Mac and Linux operating systems. As its name suggests, it is a lightweight program focused on delivering just the essential tools for basic vector drawing, making it easy for anyone to create simple illustrations, diagrams, sketches, notes and...
Red Moon
Red Moon is a free, open source application that automatically adjusts the color temperature of your computer display after sunset. It smoothly removes blue light from your screen, allowing your eyes and brain to prepare for a good night's sleep.By reducing blue wavelengths emitted from computer and mobile device screens...
CF.lumen
CF.lumen is an open-source application for Android that helps extend battery life and reduce eye strain. Its key features include:Adaptive brightness - CF.lumen automatically adjusts screen brightness based on ambient light levels to save power.Color filter - Applies a color overlay to the screen to reduce eye strain and blue...
NegativeScreen
NegativeScreen is an artificial intelligence platform designed to help organizations reduce bias, toxicity and harmful content in their digital products and services. It utilizes advanced machine learning models to analyze text, images, audio, video and other media to detect content that could be considered racist, sexist, homophobic, violent or otherwise...
Away From Keyboard (AFK)
Away From Keyboard (AFK) is a status indicator used in online chat applications and multiplayer video games to show when someone has stepped away from their computer or is not actively using their keyboard to type messages or control their character.It allows other users to see that someone is physically...
Lux Auto Brightness
Lux Auto Brightness is an Android app that helps automatically adjust your screen brightness based on the ambient light levels in your environment. It works in the background to detect light conditions using your phone's light sensor and then sets an optimal screen brightness that is comfortable for your eyes...
Desktop Dimmer
Desktop Dimmer is a lightweight, open-source software application that gives users more control over their display brightness for increased eye comfort. It works by overriding a system's default brightness settings to enable screen dimming below the usual minimum level.This type of fine-tuned brightness adjustment can help reduce eyestrain headaches and...
G.lux
G.lux is a free, open source program that adjusts a computer's display color temperature to match lighting conditions and the time of day. This helps reduce eye strain and improve sleep.During the day, G.lux adjusts the screen to be bluer, matching daylight colors. At night, it shifts the display to...
RedshiftGUI
RedshiftGUI is a free, open-source graphical user interface tool for managing Amazon Redshift data warehouses. It provides an easy way to visualize, monitor, and optimize Redshift cluster performance through an intuitive interface.Key features of RedshiftGUI include:Visualize cluster metrics like disk space usage, CPU/memory utilization, query throughput, and moreMonitor workload and...
NightTone
NightTone is a software program that adjusts the color temperature of your computer, phone, or tablet screen to limit exposure to blue light wavelengths. Blue light, especially at night, can negatively impact sleep cycles and cause eye fatigue.By filtering out more of the cool, blue tones, NightTone shifts the screen...
PC Sun Screen
PC Sun Screen is a software designed to automatically adjust your computer screen's brightness and color temperature throughout the day to match natural lighting. This helps reduce eye strain from blue light exposure at night and glare during the day.In the morning, PC Sun Screen gradually increases screen brightness to...
Calise
Calise is a cloud-based calendar and scheduling solution designed for teams, groups, and organizations to better coordinate schedules and bookings. Some key features of Calise include:Shared team calendaring with multiple calendar viewsAppointment scheduler with availability trackingResource booking for rooms, equipment, etc.Event planning toolsIntegration with popular calendar apps like Google and...
Brisync
Brisync is an open-source, self-hosted file synchronization and sharing software. It allows users to securely sync files across multiple devices and platforms, including Windows, Mac, Linux, Android, iOS, and web browsers. As an alternative to closed-source, commercial solutions like Dropbox or Google Drive, Brisync places an emphasis on security, privacy,...
Twilight Blue Light Filter
Twilight is a popular blue light filter and night mode app for Android devices. It was developed by Urbandroid Team as a way to reduce eye strain and help users sleep better at night.Twilight works by adjusting your screen's color temperature and dimness levels based on the time of day....
RedshiftGUI by IrisTech
RedshiftGUI by IrisTech is a free, open-source graphical user interface (GUI) application designed to help manage Amazon Redshift data warehouses. With an easy-to-use interface, RedshiftGUI enables users to visually monitor and modify Redshift cluster configuration, performance, and usage patterns.Key features of RedshiftGUI include:Visualize cluster status, node health, and disk space...
Shifty
Shifty is a lightweight JavaScript library designed specifically for tweening. Tweening refers to animating transitions and changes to CSS properties over time. For example, you could tween an element's opacity from 0 to 1 to fade it in, or tween its left position to move it across the page.Some key...
FireLux
FireLux is a free, open-source web browser that focuses on user privacy and security as its main features. It is based on the Chromium web browser but has modified code to enhance privacy protections.Some key features of FireLux include:Blocks online ads and cross-site trackers by default to prevent user data...
NeyetLight
neyetLight is an open-source, self-hosted video conferencing solution developed as an alternative to proprietary software like Zoom, Webex, or GoToMeeting. It provides many of the same core features for video calls, webinars, and online meetings, but with the advantage of self-hosting for better security, privacy, and customization.Some key features of...
Friendeye
Friendeye is an open-source, self-hosted social networking platform that can be used as an alternative to Facebook. It allows users to connect with friends, family, and other contacts by creating a profile, posting statuses and photos, sending private messages, creating and joining groups, commenting on posts, and more.As an open-source...
