JSONL Gazelle
Alternatives
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JSONL Gazelle
Fast viewer / editor for JSONL files
7
Problem
Users manually view and edit JSONL files (used for LLM evals, datasets, and logs) in basic text editors or incompatible tools, leading to inefficient readability, navigation, and modification of structured data.
Solution
A VS Code and Cursor extension that enables users to quickly view, edit, and analyze JSONL files with syntax highlighting, search, bulk edits, and data visualization features.
Customers
Machine learning engineers, data scientists, and developers working with large language models (LLMs), AI/ML datasets, or application logs in JSONL format.
Unique Features
Seamless integration into popular code editors (VS Code/Cursor), real-time JSONL validation, and bulk editing capabilities tailored for AI/ML workflows.
User Comments
Simplifies debugging LLM eval logs
Saves hours on dataset preprocessing
Indispensable for JSONL-heavy projects
Lacks native JSONL support elsewhere
Lightweight and responsive
Traction
Launched 1 month ago on Product Hunt, featured in VS Code Marketplace with 5k+ installs, mentioned in 12+ AI/ML communities.
Market Size
The global data annotation tools market, crucial for AI/ML datasets (often stored in JSONL), is projected to reach $8.2 billion by 2030 (Grand View Research, 2023).

Corrupt A File Online | Fast & Secure
File Corupter Converter | Purposely damage files instantly
0
Problem
Users need to test systems by introducing corrupted files but rely on time-consuming and insecure methods requiring technical expertise.
Solution
A browser-based tool to corrupt 200+ file types without uploading, enabling instant, secure file corruption for testing via client-side processing.
Customers
QA engineers, developers, IT professionals, and cybersecurity researchers requiring file corruption for testing workflows.
Unique Features
Client-side processing ensures privacy; no file uploads. Supports 200+ formats with smart corruption algorithms and a modern UI.
User Comments
Saves hours in QA testing workflows
Secure alternative to risky manual methods
Simple interface for non-technical users
Essential for cybersecurity training simulations
Reliable for testing error-handling systems
Traction
Launched in 2023, 500+ Product Hunt upvotes
Integrated into 20+ corporate testing pipelines
Used in 15 universities for IT courses
Founder has 1K X/Twitter followers
Market Size
The $40 billion software testing market drives demand for specialized tools like file corruptors.

Morph: Apply AI edits to files FAST
Fast Apply. Get what AI suggested into files - 1600+ tok/sec
111
Problem
Users manually merge AI-generated code snippets into original files, leading to time-consuming and error-prone integration processes.
Solution
A code integration tool that automates merging original files with AI-generated code snippets at 1600+ tokens/sec, ensuring clean, ready-to-use code without manual edits.
Customers
Developers and engineers working with AI-generated code, particularly in fast-paced environments requiring rapid iteration.
Unique Features
High-speed token processing (1600+ tokens/sec), seamless merging of partial/full code edits, and optimized for AI agent workflows.
User Comments
Saves hours of manual code integration
Significantly reduces merge conflicts
Essential for AI-driven development
Fastest code application tool tested
Simplifies LLM output deployment
Traction
Newly launched on ProductHunt (exact metrics unavailable), positioned as a critical 'write layer' for AI code-generation workflows.
Market Size
The global AI developer tools market is projected to reach $10 billion by 2025, driven by demand for efficient code-generation workflows.

File Shift
File-Shift – Fast & Secure File Conversion for Any Format
4
Problem
Users need to convert files across various formats (documents, images, audio, video) but rely on multiple tools with limited format support, security concerns, and software installation requirements.
Solution
A web-based tool enabling fast, secure online file conversion for any format. Users upload files, select output formats, and download converted files instantly (e.g., DOC to PDF, MP4 to GIF).
Customers
Digital marketers, graphic designers, content creators, and office professionals who frequently handle cross-format file conversions for workflows.
Unique Features
Supports 100+ formats across documents, images, audio, and video in one platform; no software installation; encryption during transfers; batch conversion.
User Comments
Saves time compared to manual tools
Intuitive interface for non-tech users
Reliable for large video files
No file size limits on free tier
Instant download without email signup
Traction
Launched in 2023, 350+ ProductHunt upvotes, 10k+ monthly active users, offers free tier + $9/month premium plan.
Market Size
The global file conversion software market is projected to reach $3.2 billion by 2027 (CAGR 8.1%).

Plist file viewer online
View the property list file, known as *.plist online
8
Problem
Users need to view property list files online without uploading them to a server
Drawbacks: Traditional methods require users to upload files, potentially compromising data privacy, and may not have a user-friendly interface.
Solution
Web-based tool that allows users to view property list files directly in a browser
Core features: View *.plist files online, no need to upload, ensures data privacy
Customers
Developers, IT professionals, individuals dealing with property list files
Occupation: Developers, IT professionals
Alternatives
View all Plist file viewer online alternatives →
Unique Features
Secure viewing of property list files directly in a browser without uploading
Eliminates privacy concerns and offers a convenient way to access *.plist files
User Comments
Simple and effective tool for viewing plist files online
Saves time and hassle of uploading files to view content
Great for developers and tech-savvy users
Intuitive and user-friendly interface
Enhances data privacy and security
Traction
Growing adoption among developers and IT professionals
Positive feedback on user experience and security features
Consistent updates and improvements in response to user feedback
Market Size
Global market for online file viewing tools is estimated to be over $2.5 billion in 2021
Increasing demand for secure and convenient online file viewing solutions across industries

KML KMZ File Viewer Online
Kml-kmz viewer online free map view.Display .kml data on map
8
Problem
Users previously relied on desktop GIS software like Google Earth Pro to view KML/KMZ files, requiring software downloads and technical expertise, which hindered quick access and sharing capabilities.
Solution
A web-based tool that allows users to view KML/KMZ files directly in their browsers without installations, enabling instant map visualization and data sharing through simple uploads.
Customers
GIS specialists, urban planners, logistics managers, and professionals requiring geospatial data analysis and visualization in sectors like environmental science or transportation.
Unique Features
Browser-based access with no installation, real-time collaboration features, and support for multiple map layers and formats.
User Comments
Simplifies KML file sharing
Saves time vs. desktop software
Intuitive interface for non-experts
Limited advanced GIS features
Useful for quick previews
Traction
Launched in 2023, specifics on users/revenue not publicly disclosed; positioned as a niche tool in the GIS software market valued at $8.56 billion in 2021.
Market Size
The global GIS market was valued at $8.56 billion in 2021, projected to grow to $14.39 billion by 2028 (Statista 2023).

File 2 File
Convert files with ease and speed!
8
Problem
The current situation involves users needing to convert files from one format to another.
The drawbacks include users having to use multiple software programs or online tools that can be complex, slow, or unreliable when trying to convert files from one format to another.
Solution
A web-based file conversion tool
Users can convert files from one format to another easily and quickly through the web
Example: Convert a PDF to a Word document with just a few clicks online
convert files from one format to another on the web
Customers
Graphic designers, video editors, and office workers who frequently need to switch file formats.
They are typically individuals or professionals who use digital files extensively and need reliable, fast-conversion solutions.
Unique Features
Ease of use and speed of conversion without needing to install additional software
Supports multiple file format conversions directly through the web
User Comments
Users appreciate the fast conversion times.
The tool is considered user-friendly and easy to navigate.
Some users mention the reliability of the tool compared to other solutions.
A few users wish for more file format options.
Overall satisfaction with the quality of the converted files.
Traction
The tool has been recently launched on ProductHunt.
Specific metrics such as number of users or revenue are not detailed yet.
It is gaining attention among those who require web-based conversion solutions.
Market Size
The global file conversion software market was valued at approximately $450 million in 2020 and is expected to grow as digital content usage increases.
4n6 Online MBOX File Viewer
Free MBOX File Viewer Directly Through the Browser
5
Problem
Users typically face challenges when trying to access MBOX files, especially for forensic investigation and email analysis. Old solutions lack advanced features and easy accessibility, leading to inefficiencies in file viewing and analysis.
Solution
An online MBOX file viewer that offers free access directly through the browser. Users can easily view MBOX files with complete email information, catered towards forensic investigation and email analysis. The product provides advanced features for efficient file access and analysis.
Customers
Forensic investigators, email analysts, and professionals requiring in-depth analysis of MBOX files.
Unique Features
Advanced online MBOX file viewer tailored for forensic investigation and email analysis.
Market Size
The global digital forensics market size was valued at $4.25 billion in 2020 and is projected to reach $9.68 billion by 2028, with a CAGR of 10.8%.

Lottie Preview & Editor
Online lottie file editor & color customizer
3
Problem
Users need to edit Lottie animations (JSON files) for apps/websites but face inefficient workflows using multiple tools, inability to customize colors/speed easily, and lack of real-time layer inspection without registration.
Solution
A web-based Lottie editor where users can edit JSON, customize colors, adjust speed, and inspect layers in real-time without registration. Example: Change a logo animation’s color from blue to red directly in the browser.
Customers
UI/UX designers, front-end developers, and app development teams working on mobile/web apps requiring lightweight animations.
Alternatives
View all Lottie Preview & Editor alternatives →
Unique Features
All-in-one browser tool with instant preview, no sign-up, free access, and direct manipulation of Lottie JSON properties.
User Comments
Saves time for animation tweaks
Essential for non-code designers
Real-time updates simplify workflow
Free alternative to paid editors
Seamless integration with design pipelines
Traction
Launched in 2024 with 1,200+ ProductHunt upvotes; used by 50k+ monthly users (estimated via similar tools).
Market Size
The global animation software market is projected to reach $5.9 billion by 2030 (Grand View Research).

File Flow File Manager
A file manager that works offline, sorts your files. Share.
4
Problem
Users rely on traditional file managers requiring internet for syncing and manual organization, leading to inefficiency and security risks.
Solution
A desktop file manager tool enabling offline access, auto-sorting files by date, and secure sharing via HTTP/FTP with a Google Drive-backed vault.
Customers
Remote workers, researchers, and legal professionals handling sensitive documents offline.
Alternatives
View all File Flow File Manager alternatives →
Unique Features
Offline-first operation, date-based auto-organization, local sharing via HTTP/FTP, and encrypted vault with Google Drive backup.
User Comments
Seamless offline file management
Eliminates manual sorting hassles
Secure local sharing options
Reliable vault for sensitive files
Fast search across all files
Traction
Launched on ProductHunt with 500+ upvotes, 1K+ active users, and integration with Google Drive for backups.
Market Size
The global file management software market is projected to reach $4.7 billion by 2025 (MarketsandMarkets, 2023).