Legal
Practice-management, e-discovery, contracts, regulatory, and LegalTech.
Legal on the APIs.io network indexes 53 providers publishing 307 APIs across this industry vertical.
Notable providers include Ironclad, Ariba Sourcing, Docusign, Filevine, USPTO Trademark Search API, Upwork, and 47 more — each profile links out to that provider’s APIs, schemas, and governance artifacts.
Related industries: Supply Chain & Procurement, AI & Machine Learning, Government & Public Sector, and Payments. Browse every industry vertical at industries.apis.io.
About this industry
Legal-industry APIs — case and matter management, contract lifecycle, e-discovery, court records, regulatory and compliance feeds, and the LegalTech platforms that automate legal workflows.
Providers (53)
| Provider | Description | APIs | Rating |
|---|---|---|---|
| Ironclad | Ironclad is the enterprise contract lifecycle management (CLM) platform used by legal, sales, procurement, and finance teams to draft, negotiate, approve, sign, store, and analy... | 4 | strong |
| Ariba Sourcing | SAP Ariba Sourcing provides cloud-based strategic sourcing capabilities for procurement organizations. It enables supplier collaboration, RFx management, electronic auctions, an... | 1 | strong |
| Docusign | DocuSign helps organizations connect and automate how they prepare, sign, act on, and manage agreements. As part of the DocuSign Agreement Cloud, DocuSign offers eSignature, the... | 12 | developing |
| Filevine | Filevine is the leading legal case management and operating intelligence platform for plaintiff, personal-injury, mass-tort, family, immigration, criminal-defense, estate-planni... | 9 | developing |
| USPTO Trademark Search API | Instant trademark search and brand protection via the USPTO Trademark Search API. Check if a trademark keyword is available, search active trademarks, look up marks by serial nu... | 1 | developing |
| Upwork | Upwork is a global freelancing platform that connects businesses with independent professionals through a talent marketplace. The Upwork API enables developers to integrate Upwo... | 2 | developing |
| Relativity | Relativity is an eDiscovery and legal review platform offering RelativityOne, a cloud-based SaaS solution for managing the full legal data lifecycle. Its REST API enables progra... | 10 | developing |
| Clio | Clio is a cloud-based legal practice management platform used by law firms for matter management, contacts, calendaring, time and billing, trust accounting, document management,... | 3 | developing |
| Harbor Compliance | Harbor Compliance is a compliance management platform that helps businesses streamline compliance workflows, save staff hours, and enhance client relationships. The platform pro... | 1 | developing |
| Ariba | SAP Ariba provides cloud-based procurement and supply chain collaboration solutions. These APIs enable integration with Ariba's procurement, sourcing, contract management, and s... | 80 | developing |
| Robin AI | Robin AI is a London-headquartered legal intelligence platform founded in 2019 by former Clifford Chance disputes lawyer Richard Robinson and machine learning researcher James C... | 1 | developing |
| SpotDraft | SpotDraft is an AI-powered Contract Lifecycle Management (CLM) platform headquartered in Bangalore, India, with offices in San Francisco, New York, and London. The platform lets... | 1 | developing |
| Docparser | Docparser is a document data extraction REST API that enables developers and businesses to parse structured data from PDFs, Word documents, and scanned image files using custom ... | 1 | developing |
| MyCase | MyCase is a cloud-based legal practice and case management platform used by more than 18,000 law firms for matter management, contacts and companies, calendaring, events, tasks,... | 2 | developing |
| BankruptcyWatch | BankruptcyWatch is the proven creditor bankruptcy platform built with machine learning and intelligent automation to elevate every bankruptcy interaction. The PACER API provides... | 1 | thin |
| Actionstep | Actionstep is a cloud-based legal practice management platform serving midsize law firms with a REST API for managing matters, contacts, documents, tasks, billing, trust account... | 1 | thin |
| Vistra | Vistra is a global corporate services provider operating in over 45 jurisdictions, offering entity management, incorporation, compliance, payroll, and fund administration servic... | 1 | thin |
| Smokeball | Legal practice management software with a REST API for managing matters, contacts, documents, time entries, billing, trust accounting, and law firm workflows. The API follows RE... | 1 | thin |
| RelativityOne | RelativityOne is a cloud-based eDiscovery and legal technology platform that provides comprehensive REST APIs for legal hold management, document processing, search and analytic... | 6 | thin |
| DISCO | DISCO is an AI-powered eDiscovery platform providing a REST API for uploading documents, managing review sets, running AI-assisted review, tagging documents, and exporting produ... | 1 | thin |
| SAM.gov | SAM.gov (System for Award Management) is the official US government system for vendor registration and federal procurement. Operated by the General Services Administration (GSA)... | 6 | thin |
| Everlaw | Everlaw is a cloud-based litigation and eDiscovery platform offering a REST API for managing cases, uploading evidence, running predictive coding, and collaborating on document ... | 1 | thin |
| Rocket Lawyer | Rocket Lawyer is a San Francisco, California online legal technology company that has helped over 20 million businesses and individuals get online legal help. Founded in 2008, R... | 4 | thin |
| US Court of Appeals for the Federal Circuit | The US Court of Appeals for the Federal Circuit is a federal appellate court with nationwide jurisdiction over cases involving patent law, international trade, government contra... | 3 | thin |
| PracticePanther | Cloud-based legal practice management with a REST API for managing cases, contacts, tasks, time tracking, billing, and trust accounting. | 1 | thin |
| Lawmatics | Lawmatics is a legal CRM and automation platform with a REST API for managing leads, matters, contacts, intake forms, pipelines, and automated client follow-ups for law firms of... | 1 | thin |
| CosmoLex | CosmoLex is a cloud-based legal practice management platform that combines matter management, time tracking, billing, trust accounting, and client engagement in a single system.... | 1 | thin |
| Midpage | Midpage is an AI-powered legal research and drafting platform built on its own US legal database of millions of court opinions, statutes, and regulations spanning federal and st... | 5 | thin |
| Logikcull | Cloud eDiscovery platform with a REST API for uploading case documents, managing review projects, applying tags and redactions, and generating production sets. Logikcull enables... | 1 | thin |
| OpenLaws | OpenLaws is a Public Benefit Corporation that provides programmatic access to U.S. law text — federal and state statutes, regulations, constitutions, and case law — through a un... | 1 | thin |
| JAGGAER | JAGGAER is an AI-powered procurement and supplier management platform serving 1,400+ enterprises worldwide, managing $2.9 trillion in annual spend and connecting 13 million supp... | 3 | thin |
| eCFR | Electronic Code of Federal Regulations REST API for accessing the official US Code of Federal Regulations, searching regulations, and retrieving regulatory version history. | 3 | thin |
| Lex Machina | Lex Machina is a legal analytics platform owned by LexisNexis that transforms raw court documents and dockets into structured datasets so litigators, corporate legal teams, insu... | 1 | thin |
| KPMG | KPMG is one of the Big Four professional services organizations, operating through a global network of independent member firms affiliated with KPMG International Limited, a pri... | 1 | minimal |
| Confido Legal | Confido Legal is a payment processing and disbursements platform purpose-built for the legal industry. It enables law firms and legal technology vendors to accept client payment... | 1 | minimal |
| Administrative Office of the U.S. Courts | The Administrative Office of the United States Courts is the administrative agency of the United States federal court system, established in 1939. It provides legislative, admin... | 2 | minimal |
| Thomson Reuters | Thomson Reuters provides over 137 APIs across legal, tax and accounting, risk and fraud, and trade and supply industries through their global developer portal. APIs cover Westla... | 6 | minimal |
| Tabs | Tabs is an AI-native revenue automation platform for B2B companies, unifying billing, collections, revenue recognition, and reporting on top of a contract-driven data model. The... | 1 | minimal |
| Free Law Project | Free Law Project is a non-profit organization that seeks to increase access to justice and transparency in the legal system through the use of technology and open data. | 1 | minimal |
| Wordsmith | Wordsmith is an Edinburgh-based legal AI platform built for in-house legal teams, marketed as a Slack-native legal copilot that lets non-legal staff self-serve compliant answers... | 2 | minimal |
| Henchman | Henchman is a legal knowledge and contract-drafting AI platform that surfaces a firm's own past clauses and definitions from its document management system directly inside Micro... | 3 | minimal |
| Epiq | Epiq is a global legal operations and technology company providing REST APIs for case management, eDiscovery, settlement administration, bankruptcy services, and class action cl... | 4 | minimal |
| Spellbook | Spellbook (spellbook.com) is a generative AI platform for commercial lawyers that lives inside Microsoft Word as an add-in. Its product suite includes Review (redlining and risk... | 1 | minimal |
| LexisNexis | LexisNexis is a global provider of legal, regulatory, and business information and analytics. Through the LexisNexis Developer Portal and LexisNexis Risk Solutions, partners can... | 3 | minimal |
| CCPA (California Consumer Privacy Act) | The California Consumer Privacy Act (CCPA), amended by the California Privacy Rights Act (CPRA), is a state statute that grants California residents rights over their personal i... | 4 | minimal |
| Harvey | Harvey is a domain-specific AI platform built for elite law firms and in-house legal departments. Its product suite includes Assistant (question answering, document analysis, an... | 1 | minimal |
| Litify | Litify is a legal operating system built on Salesforce that provides REST APIs for managing matters, intakes, documents, tasks, time tracking, billing, and client communications... | 2 | minimal |
| PACER Case Locator (PCL) | The PACER Case Locator (PCL) is a nationwide index of federal court cases. The public PCL API allows users to programmatically search the PCL for federal cases across U.S. distr... | 1 | minimal |
| API Specifications | Meta-index of the specification languages used to describe APIs, events, schemas, and service interfaces across the modern API landscape. This repo is the META layer above the t... | 13 | minimal |
| Legora | Legora is a Stockholm- and London-based legal AI company (formerly Leya) building a collaborative AI workspace for lawyers. The platform is centered on Legora aOS, an agentic op... | 1 | minimal |
| Fox Rothschild LLP | Fox Rothschild LLP is a national US law firm with approximately 1,000 attorneys across 30+ offices. The firm has no public developer APIs. Its programmatic surface is limited to... | 21 | minimal |
| Cozen O'Connor | Cozen O'Connor is a full-service U.S. law firm founded in 1970 and headquartered in Philadelphia, with more than 1,000 attorneys across 33+ offices in the United States, Canada,... | 3 | minimal |
| Blank Rome LLP | Blank Rome LLP is an Am Law 100 U.S. law firm founded in 1946 and headquartered in Philadelphia, with approximately 600+ attorneys across roughly 14 U.S. offices plus an interna... | 2 | minimal |
APIs in this industry (307)
Showing 200 of 307 — search the full set on apis.io.
API Blueprint
AsyncAPI Specification
GraphQL SDL
JSON Schema
JSON Structure
JSON-RPC 2.0
OpenAPI Specification (OAS)
RAML (RESTful API Modeling Language)
Smithy
Tinybird API Spec
TypeSpec
WSDL / SOAP
gRPC and Protocol Buffers
Actionstep API
Equal Access to Justice Act (EAJA) Database
PACER Authentication API
PACER Case Locator (PCL) API
Adobe Sign API
Agave Unified Construction API
Analytical Reporting API for Strategic and Operational Procurement
Ariba Analytics API
Ariba Contracts API
Ariba Network API
Ariba Network Invoice Header Data Extraction API
Ariba Network Purchase Orders API
Ariba Network Supplier Profile API
Ariba Procurement API
Ariba Sourcing API
Ariba Supplier API
Asset Management API
Asynchronous Requests Management API
Audit Search API
Bill of Materials Import API
Catalog Connectivity Service API
Configuration Parameter Review API
Content Lookup API
Contract Compliance API
Contract Terms Management API
Contract Workspace Management APIs
Contract Workspace Retrieval API
Cost Breakdown Data Extraction API
Create Procurement Workspace API
Data Replication Status for Multi-ERP Configurations
Discovery RFx Publication FROM External Marketplace API
Discovery RFx Publication TO External Marketplace API
Document Approval API
Dynamic Lookup Table API
ETendering Notice Management API
Engagement Risk Assessment External Response Import API
Event Management API
External Approval API for Sourcing and Supplier Management
Finding and Event Collaboration Integration API for Supplier Risk
Flow Extension API
Guided Buying Functional Documents API
Integration Event Monitoring Query API for Procurement
Integration Monitoring API for Procurement
Integration Monitoring API for Strategic Sourcing
Internal Catalogs Shop API
Item Volume Import API
Master Data Integration Job Status API for Operational Procurement
Master Data Retrieval API for Procurement
Master Data Retrieval API for Sourcing
Materials and BOM Tag Management API
NDA Data Export API
Network Catalog Management API
Operational Reporting API for Procurement
Operational Reporting API for Strategic Sourcing
Order Change Requests API for Buyers
Order Change Requests API for Suppliers
Planning Collaboration Buyer API
Planning Collaboration Supplier API
Pricing API for Product Sourcing Price Information
Product Hierarchy Management API
Project Document Management API
Proof of Service API for Buyers
Proof of Service API for Suppliers
Public Catalogs Shop API
Public Procurement Notices Export API
Purchase Orders Supplier API
Risk Category Information API for Supplier Risk Exposure
Risk Exposure API
SAP Ariba Catalog Content API
SAP Ariba Custom Forms API
SAP Ariba SCIM API
SAP Build Work Zone CDM Content API for Procurement
SAP Build Work Zone CDM Content API for Sourcing
Ship Notice API for Buyers
Ship Notice API for Suppliers
Sourcing Project Management API
Supplier Data API
Supplier Data API with Pagination
Supplier Data Extraction API
Supplier Information API
Supplier Invite API
Supplier Risk Engagements API
Surrogate Bid API
Trading Partner Profile Certification API
Transaction Monitoring API
User Qualification API
Ariba Sourcing - External Approval API
Autodesk Construction Cloud Cost Management API
BankruptcyWatch PACER API
Basescan API
Berachain Deployed Contracts
Blank Rome Government Relations
Blank Rome Public Website
Bunge Farmer Portal
Bunq Billing Contract Subscription API
Bunq User Legal Name API
California Data Broker Registry
California Privacy Protection Agency (CPPA) Resources
Global Privacy Control (GPC) Specification
IAB Tech Lab Global Privacy Platform (GPP)
Carta Issuer API
Smart Contract Platform
Clio App Directory
Clio Manage API v4
Clio Webhooks
Confido Legal GraphQL API
CosmoLex API
Coupa Procurement API
CourtListener REST API
Cozen O'Connor LexBlog / WordPress Blog Network
Cozen O'Connor Public Strategies
Cozen O'Connor Public Website
DISCO API
Deel Contracts API
Deel Core API
Docparser REST API
Docusign Admin API
Docusign CLM API
Docusign Click API
Docusign Connected Fields API
Docusign Maestro API
Docusign Monitor API
Docusign Navigator API
Docusign Notary API
Docusign Rooms API
Docusign Web Forms API
Docusign Workspaces API
Docusign eSignature REST API
EVE Swagger Interface (ESI)
Epiq AACER Bankruptcy API
Epiq eDiscovery API
EpiqFiling Claims API
EpiqPay Payment API
Everlaw REST API
Evisort Documents API
Factorial Contracts and Compensations API
FactSet Real-Time Options API
FBN Crop Marketing
Feign JAX-RS
Filevine Contacts API
Filevine Deadlines API
Filevine Documents API
Filevine Identity API
Filevine Notes API
Filevine Projects API
Filevine Tasks API
Filevine Time Entries API
Filevine Webhooks API
Above the Fold — Advertising, Trademark & Copyright Law Blog
California Employment Law Blog
Delaware Chancery Law Blog
Employment Class Actions — A General Counsel Briefing
Federal Government Contracts & Procurement Blog
Franchise Law Update
Global Dispute Resolution Insights
Health Care Law Matters
Immigration View
In Solvency
In the Weeds — Cannabis Law Blog
It's Just Business — NC Business Court Blog
New Jersey Family Law Blog
North Carolina Appellate Blog
PFAS and Emerging Contaminants Blog
Pay or Play — Entertainment & Sports Law Blog
Pennsylvania Family Law Blog
Plane-ly Spoken — Aviation Law Blog
Privacy Compliance & Data Security Blog
Tax Controversy & Financial Crimes Report
Wage & Hour — Developments & Highlights
Free Law Project API
GoDaddy Agreements API
Google Vault API
Google Vault API
Harbor Compliance API
Harvey Platform
Henchman Clause and Definition Search
Henchman Integrations
Henchman Knowledge Base
Impact Brand API
Ironclad Clickwrap API
Ironclad OAuth 2.0 API
Ironclad Public API
Ironclad SCIM 2.0 API
Ironclad Clickwrap API
Ivalua Procurement REST API
JAGGAER ASO Customer Host Entity Service API
JAGGAER ASO Event Entity Service API
Related industries
Matched provider/API tags include Legal, LegalTech, Law, Contracts.