Filestack Technical Glossary

Comprehensive reference for Filestack platform architecture and services

A

AI (Adobe Illustrator)

File Format

Adobe Illustrator’s native vector graphics format for scalable artwork and designs.

AI to JPG Conversion

File Conversion

Convert Adobe Illustrator files to JPEG images for web display.

API Key

Authentication

Convert Adobe Illustrator files to JPEG images for web display.

Async Script Loading

Performance

A JavaScript technique used by Filestack for loading scripts asynchronously to improve page performance.

Audio & Video Processing

Processing

Specialized component handling media transcoding challenges.

AVIF

File Format

Next-generation image format offering excellent compression efficiency.

B

BMP (Bitmap)

File Format

Microsoft’s uncompressed raster graphics format, also known as Windows Bitmap.

BMP to PDF Conversion

File Conversion

Convert BMP images to PDF documents.

C

CDN (Content Delivery Network)

Infrastructure

A distributed network of servers used by Filestack to deliver files and images with optimized performance.

Content Security Policy (CSP)

Security

Security mechanism to control which resources can be loaded when using Filestack’s services.

ContentIQ

AI/Intelligence

Filestack’s machine learning-powered content analysis service.

Copyright Detection

AI/Legal Compliance

Specialized service identifying protected images to mitigate legal risks.

Cross-Origin Resource Sharing (CORS)

Security

Protocol that allows Filestack’s services to securely handle file uploads across different domains.

Custom CNAME

Enterprise Feature

Premium feature enabling custom domain branding for asset URLs.

D

Delivery Service

Core Service

Fast, secure, and reliable global distribution of assets.

Digital Asset Management (DAM)

Content Management

System for organizing, storing, and retrieving digital content assets.

Document Detection

AI/Intelligence

AI-powered feature that automatically identifies and processes document types.

Document Viewer

Delivery Component

In-browser rendering component for multiple file types.

DOCX (Word Document)

File Format

Microsoft Word’s XML-based document format supporting rich text and multimedia content.

DOCX to PNG Conversion

File Conversion

Convert Word documents to PNG images for visual sharing.

DOCX to TXT Conversion

File Conversion

Convert Word documents to plain text format.

Domain Whitelists

Security

Network-level security layer controlling service access by domain.

Drag and Drop Upload

User Interface

User interface feature for uploading files by dragging them directly into a web application.

E

Event Listeners

Development

JavaScript mechanisms used in Filestack’s SDKs to handle user interactions and file operations.

F

File API

API

Foundational RESTful API providing programmatic control over stored file lifecycle.

File Conversion

Processing

Service that transforms files from one format to another.

File Picker

User Interface

Filestack’s customizable upload widget with multiple source options.

File Upload API

API

RESTful API endpoints that handle file upload operations.

Filestack

Platform

Cloud-based file management platform providing comprehensive file operations.

Filestack Deliver

Service

Specialized service for optimized file and image delivery.

G

GIF (Graphics Interchange Format)

File Format

Legacy image format supporting simple animations and limited color palettes.

GIF to SVG Conversion

File Conversion

Convert GIF images to SVG vector format.

GIF to WebP Conversion

File Conversion

Convert GIF animations and images to efficient WebP format.

H

Handles

Core Component

Unique alphanumeric identifiers assigned to every uploaded file.

HEIC (High Efficiency Image Container)

File Format

Apple’s modern image format providing superior compression and quality for iOS devices.

HEIC to WebP Conversion

File Conversion

Convert Apple HEIC images to WebP for universal compatibility.

HEIF (High Efficiency Image Format)

File Format

ISO standard for efficient image storage and the foundation for Apple’s HEIC format.

HEIF to PNG Conversion

File Conversion

Convert Apple HEIF images to PNG format for universal compatibility.

I

Image & Video Tagging

AI/Content Understanding

Machine learning feature automatically analyzing visual content to extract keywords.

Image Optimization

Processing

Automated process that reduces file sizes while maintaining visual quality.

Image to WebP Conversion

File Conversion

Universal image format conversion to WebP for optimal web delivery.

Image Transformations

Processing

Real-time image processing operations applied via URL parameters.

Intelligence (AI) Service

Core Service

Machine learning models for content analysis and understanding.

Intrinsic Sizing

Performance

CSS technique for responsive image display that maintains aspect ratios.

J

JPEG/JPG

File Format

Popular lossy image compression format widely supported across web browsers.

JPG to GIF Conversion

File Conversion

Convert JPEG images to GIF format for specific use cases.

JPG to PNG Conversion

File Conversion

Convert JPEG images to PNG format for lossless quality and transparency support.

JPG to WebP Conversion

File Conversion

Convert JPEG images to WebP format for improved compression.

L

Lazy Loading

Performance

Performance optimization technique that defers loading of scripts and resources.

M

MP4

File Format

Widely-supported digital multimedia container format for video and audio.

Mutation Observer

Development

JavaScript API used to monitor changes in the DOM.

O

Optical Character Recognition (OCR)

AI/Data Extraction

Intelligence service extracting printed and handwritten text from images.

P

Phishing Detection

Security

Security feature identifying potentially malicious content designed to deceive users.

PNG (Portable Network Graphics)

File Format

Lossless image format supporting transparency and high-quality graphics.

PNG to GIF Conversion

File Conversion

Convert PNG images to GIF format with color palette optimization.

PNG to JPG Conversion

File Conversion

Convert PNG images to JPEG format for reduced file size and web optimization.

PNG to WebP Conversion

File Conversion

Convert PNG images to modern WebP format for superior compression.

Processing API

API

URL-based API that handles file transformations and processing operations.

Processing Engine

Core Component

Computational heart powering all file transformation and analysis tasks.

Processing Pipeline

Architecture

Automated workflow system that applies sequential operations to files.

PSD (Photoshop Document)

File Format

Adobe Photoshop’s native file format supporting layers, effects, and advanced editing features.

PSD to SVG Conversion

File Conversion

Convert Photoshop files to SVG vector format.

PSD to WebP Conversion

File Conversion

Convert Photoshop PSD files to WebP format for web use.

R

Responsive Image Sizing

Performance

Automatic adjustment of image dimensions based on device capabilities.

RocketLazyLoadScripts

Performance

Filestack’s custom script management system for optimized loading.

RTF (Rich Text Format)

File Format

Cross-platform document format supporting basic text formatting and styling.

RTF to TXT Conversion

File Conversion

Convert Rich Text Format files to plain text.

S

Script Preloading

Performance

Technique for preparing JavaScript resources in advance to reduce loading times.

SDK (Software Development Kit)

Development

Programming libraries and tools for integrating Filestack services.

Security Policies

Security

Configuration rules that define access permissions and processing limitations.

SFW (Safe for Work) Detection

AI/Content Moderation

Automated content moderation analyzing images and videos for inappropriate content.

Storage Aliases

Integration

Feature bridging Filestack with existing cloud storage infrastructure.

SVG (Scalable Vector Graphics)

File Format

Vector graphics format ideal for scalable icons and illustrations.

SVG to WebP Conversion

File Conversion

Convert SVG vector graphics to WebP raster format.

T

Tasks

Workflow Component

Individual processing operations that can be chained together in Workflows.

Text Sentiment Analysis

AI/Text Analysis

AI feature analyzing emotional tone and sentiment in extracted text content.

TIFF (Tagged Image File Format)

File Format

High-quality raster graphics format used in professional photography and publishing.

TIFF to WebP Conversion

File Conversion

Convert TIFF images to WebP format for web optimization.

Transformations

Processing

Real-time file processing operations without permanent storage of intermediate versions.

TXT (Plain Text)

File Format

Simple text file format containing unformatted, human-readable character data.

TXT to JPG Conversion

File Conversion

Convert text files to JPEG images for visual document sharing.

U

Upload Widget

User Interface

Customizable UI component for file selection and upload functionality.

Uploads Service

Core Service

Primary ingestion point for all content entering the Filestack ecosystem.

User Agent Detection

Optimization

Browser identification method used to optimize Filestack services.

V

Virus & Malware Detection

Security/AI

Fundamental security feature scanning uploaded files for malicious content.

W

Watermark

Image Processing

Digital mark or overlay applied to images for branding or copyright protection.

Webhooks

Integration Tool

Event-driven communication mechanism for asynchronous operations.

WebP

File Format

Modern image format providing superior compression and quality compared to JPEG and PNG.

WebP to JPG Conversion

File Conversion

Convert WebP images to JPEG format for universal compatibility.

WebP to PDF Conversion

File Conversion

Convert WebP images to PDF documents for sharing and printing.

WebP to PNG Conversion

File Conversion

Convert WebP images to PNG format for broader compatibility.

WebP to SVG Conversion

File Conversion

Convert WebP images to SVG format for scalable graphics.

Workflows

Automation

Automated processing sequences with multiple operations and conditional logic.

93 terms covering Filestack’s complete platform architecture