10 best Linkinize alternatives

Hoarder

Karakeep, also branded Hoarder, is an open-source bookmark manager for links, notes, and images with AI tagging, full-text search, browser extensions, and optional Karakeep Cloud hosting. It targets people who want self-hosted or hosted bookmarking with automatic organization.

• From $4/mo
• Free plan
• API available

Best for: Readers and researchers who save links, notes, and images and want AI tagging, search, and optional cloud sync or self-hosting.

GoMim

GoMim is a web AI math solver and homework helper that accepts typed or photographed problems and returns step-by-step solutions across algebra through calculus. The pricing page offers a free daily credit tier plus Pro and Unlimited paid plans with deeper models and higher credit limits.

Kumu.io

Kumu is a relationship mapping platform for turning complex datasets into interactive network maps, views, and presentations. Public projects are free on kumu.io, while private projects and premium workspace features are available through paid subscriptions for teams that need confidentiality or advanced collaboration.

• From $9/mo
• Free plan
• API unknown

Best for: Facilitators, strategists, and social-sector teams mapping stakeholders, systems, and networks who need shareable interactive relationship views.

Aside

Aside is a work-focused browser that runs agentic tasks across your websites, accounts, and history. The homepage positions it for complex multi-site work, with pricing tiers for routines, deep research via Ultrabrowse, and team-scale automation through enterprise sales.

• From $20/mo
• Free plan
• API available

Best for: Individuals and teams who want a browser that automates research and repeatable routines instead of manual tab switching.

FormStory io

FormStory monitors website forms 24/7, capturing partial entries and alerting teams when forms break or users abandon submissions. Plans scale tracked sites, forms, partial entries, and analytics for agencies and lead-gen businesses.

• From $9/mo
• Free plan
• API unknown

FindAnomaly

Anomaly AI (FindAnomaly) is an AI data analyst for large spreadsheets and connected business data. It cleans and validates uploads, builds verifiable dashboards and reports from Excel, CSV, GA4, ad platforms, and warehouses, and supports team workspaces with credit-based analysis.

• From $25/mo
• Free plan
• API unknown

Face Index

FaceIndex provides facial recognition search and identity verification marketing, letting users upload a face photo to find matching public-web references. Subscription plans add monthly search quotas, extended databases, API access, and bulk export on higher tiers.

• From $19.99/mo
• Free to start
• API available

Best for: Investigators, trust-and-safety teams, and individuals conducting consent-based reverse face lookup research.

CiteMe

CiteMe is a free citation generator and reference checker that searches OpenAlex, CrossRef, PubMed, and other scholarly indexes across sixty-plus curated styles. Pro upgrades add batch PDF import, unlimited reference checking, ten-thousand-plus CSL styles, and bibliography exports without ads.

Supaboard AI

Supaboard is an AI data analyst for teams without dedicated analytics staff. Connect hundreds of data sources, ask questions in plain English, inspect SQL behind answers, and share dashboards, decks, and automations.

• From $83/mo
• Free trial
• API available

Best for: Startup and business teams that need governed self-serve analytics across many connectors.

currencylayer

Currencylayer is a currency exchange and forex rates API from Apilayer that delivers live and historical rates in JSON over HTTPS. The site highlights a free non-commercial tier plus paid Basic and Enterprise subscriptions with higher request limits and commercial use.

• From $14.99/mo
• Free plan
• API available

Best for: Developers and analysts who need straightforward forex rate feeds with a free sandbox and commercial Basic tier.