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Browse AI tools by category, role, pricing, freshness, and stack fit. Unlike generic directories, StackBuilder shows how tools fit into real workflows.

Directory health
100
Tools
100
Verified
72
Free/Freemium
Ranked by stack usefulness, freshness, verification, saves, clicks, and editor fit. Never votes alone.
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12 AI tools

Role: Agencies ×Category: ai-video ×
1
R
Runway

AI video generation and editing suite for creators, studios, and marketers

↻ FreshFrom $15/mo
2
P
Pika

AI video generation platform for short-form clips, effects, and creator videos

↻ FreshFrom $8/mo
3
K
Kling

AI video generation platform for cinematic image-to-video workflows

↻ FreshFree plan available
4
L
Luma Dream Machine

AI video generation platform for realistic and cinematic motion clips

↻ FreshFree plan available
5
H
Higgsfield

AI video app focused on social-first cinematic effects and creator formats

↻ FreshFree plan available
6
V
Veo

Google AI video generation model for high-quality generative video workflows

↻ FreshSee site
7
S
Synthesia

AI avatar video platform for training, sales, and corporate video production

↻ FreshSee site
8
H
HeyGen

AI avatar and video generation tool for marketing, localization, and sales videos

↻ FreshFree plan available
9
D
Descript

AI audio and video editor for podcasts, clips, transcription, and overdub workflows

↻ FreshFree plan available
10
C
CapCut

Video editing platform with AI templates, captions, effects, and short-form workflows

↻ FreshFree plan available
11
O
OpusClip

AI tool for clipping long videos into short-form social videos

↻ FreshFree plan available
12
V
VEED

Online video editor with AI captions, translation, avatars, and social video tools

↻ FreshFree plan available